draft-ietf-isis-yang-isis-cfg-30.txt		draft-ietf-isis-yang-isis-cfg-31.txt
	IS-IS Working Group S. Litkowski		IS-IS Working Group S. Litkowski
	Internet-Draft Orange		Internet-Draft Orange
	Intended status: Standards Track D. Yeung		Intended status: Standards Track D. Yeung
	Expires: July 22, 2019 Arrcus, Inc		Expires: July 25, 2019 Arrcus, Inc
	A. Lindem		A. Lindem
	Cisco Systems		Cisco Systems
	J. Zhang		J. Zhang
	Juniper Networks		Juniper Networks
	L. Lhotka		L. Lhotka
	CZ.NIC		CZ.NIC
	January 18, 2019		January 21, 2019
	YANG Data Model for IS-IS protocol		YANG Data Model for IS-IS Protocol
	draft-ietf-isis-yang-isis-cfg-30		draft-ietf-isis-yang-isis-cfg-31
	Abstract		Abstract
	This document defines a YANG data model that can be used to configure		This document defines a YANG data model that can be used to configure
	and manage IS-IS protocol on network elements.		and manage IS-IS protocol on network elements.
	Requirements Language		Requirements Language
	The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT",		The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT",
	"SHOULD", "SHOULD NOT", "RECOMMENDED", "NOT RECOMMENDED", "MAY", and		"SHOULD", "SHOULD NOT", "RECOMMENDED", "NOT RECOMMENDED", "MAY", and
	skipping to change at page 1, line 46 ¶		skipping to change at page 1, line 46 ¶
	Internet-Drafts are working documents of the Internet Engineering		Internet-Drafts are working documents of the Internet Engineering
	Task Force (IETF). Note that other groups may also distribute		Task Force (IETF). Note that other groups may also distribute
	working documents as Internet-Drafts. The list of current Internet-		working documents as Internet-Drafts. The list of current Internet-
	Drafts is at https://datatracker.ietf.org/drafts/current/.		Drafts is at https://datatracker.ietf.org/drafts/current/.
	Internet-Drafts are draft documents valid for a maximum of six months		Internet-Drafts are draft documents valid for a maximum of six months
	and may be updated, replaced, or obsoleted by other documents at any		and may be updated, replaced, or obsoleted by other documents at any
	time. It is inappropriate to use Internet-Drafts as reference		time. It is inappropriate to use Internet-Drafts as reference
	material or to cite them other than as "work in progress."		material or to cite them other than as "work in progress."
	This Internet-Draft will expire on July 22, 2019.		This Internet-Draft will expire on July 25, 2019.
	Copyright Notice		Copyright Notice
	Copyright (c) 2019 IETF Trust and the persons identified as the		Copyright (c) 2019 IETF Trust and the persons identified as the
	document authors. All rights reserved.		document authors. All rights reserved.
	This document is subject to BCP 78 and the IETF Trust's Legal		This document is subject to BCP 78 and the IETF Trust's Legal
	Provisions Relating to IETF Documents		Provisions Relating to IETF Documents
	(https://trustee.ietf.org/license-info) in effect on the date of		(https://trustee.ietf.org/license-info) in effect on the date of
	publication of this document. Please review these documents		publication of this document. Please review these documents
	skipping to change at page 2, line 25 ¶		skipping to change at page 2, line 25 ¶
	to this document. Code Components extracted from this document must		to this document. Code Components extracted from this document must
	include Simplified BSD License text as described in Section 4.e of		include Simplified BSD License text as described in Section 4.e of
	the Trust Legal Provisions and are provided without warranty as		the Trust Legal Provisions and are provided without warranty as
	described in the Simplified BSD License.		described in the Simplified BSD License.
	Table of Contents		Table of Contents
	1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 3		1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 3
	2. Design of the Data Model . . . . . . . . . . . . . . . . . . 3		2. Design of the Data Model . . . . . . . . . . . . . . . . . . 3
	2.1. IS-IS Configuration . . . . . . . . . . . . . . . . . . . 9		2.1. IS-IS Configuration . . . . . . . . . . . . . . . . . . . 9
	2.2. Multitopology Parameters . . . . . . . . . . . . . . . . 9		2.2. Multitopology Parameters . . . . . . . . . . . . . . . . 10
	2.3. Per-Level Parameters . . . . . . . . . . . . . . . . . . 10		2.3. Per-Level Parameters . . . . . . . . . . . . . . . . . . 10
	2.4. Per-Interface Parameters . . . . . . . . . . . . . . . . 11		2.4. Per-Interface Parameters . . . . . . . . . . . . . . . . 12
	2.5. Authentication Parameters . . . . . . . . . . . . . . . . 18		2.5. Authentication Parameters . . . . . . . . . . . . . . . 19
	2.6. IGP/LDP synchronization . . . . . . . . . . . . . . . . . 18		2.6. IGP/LDP synchronization . . . . . . . . . . . . . . . . 20
	2.7. ISO parameters . . . . . . . . . . . . . . . . . . . . . 18		2.7. ISO parameters . . . . . . . . . . . . . . . . . . . . . 20
	2.8. IP FRR . . . . . . . . . . . . . . . . . . . . . . . . . 19		2.8. IP FRR . . . . . . . . . . . . . . . . . . . . . . . . . 20
	2.9. Operational States . . . . . . . . . . . . . . . . . . . 19		2.9. Operational States . . . . . . . . . . . . . . . . . . . 21
	3. RPC Operations . . . . . . . . . . . . . . . . . . . . . . . 20		3. RPC Operations . . . . . . . . . . . . . . . . . . . . . . . 21
	4. Notifications . . . . . . . . . . . . . . . . . . . . . . . . 20		4. Notifications . . . . . . . . . . . . . . . . . . . . . . . . 21
	5. Interaction with Other YANG Modules . . . . . . . . . . . . . 21		5. Interaction with Other YANG Modules . . . . . . . . . . . . 23
	6. IS-IS YANG Module . . . . . . . . . . . . . . . . . . . . . . 22		6. IS-IS YANG Module . . . . . . . . . . . . . . . . . . . . . . 23
	7. Security Considerations . . . . . . . . . . . . . . . . . . . 102		7. Security Considerations . . . . . . . . . . . . . . . . . . . 104
	8. Contributors . . . . . . . . . . . . . . . . . . . . . . . . 103		8. Contributors . . . . . . . . . . . . . . . . . . . . . . . . 105
	9. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 103		9. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 105
	10. Change log for ietf-isis YANG module . . . . . . . . . . . . 103		10. Change log for ietf-isis YANG module . . . . . . . . . . . . 105
	10.1. From version -29 to version -30 . . . . . . . . . . . . 103		10.1. From version -29 to version -30 . . . . . . . . . . . . 105
	10.2. From version -28 to version -29 . . . . . . . . . . . . 104		10.2. From version -28 to version -29 . . . . . . . . . . . . 106
	10.3. From version -27 to version -28 . . . . . . . . . . . . 104		10.3. From version -27 to version -28 . . . . . . . . . . . . 106
	10.4. From version -26 to version -27 . . . . . . . . . . . . 104		10.4. From version -26 to version -27 . . . . . . . . . . . . 106
	10.5. From version -25 to version -26 . . . . . . . . . . . . 104		10.5. From version -25 to version -26 . . . . . . . . . . . . 106
	10.6. From version -24 to version -25 . . . . . . . . . . . . 104		10.6. From version -24 to version -25 . . . . . . . . . . . . 106
	10.7. From version -22 to version -24 . . . . . . . . . . . . 105		10.7. From version -22 to version -24 . . . . . . . . . . . . 107
	10.8. From version -21 to version -22 . . . . . . . . . . . . 106		10.8. From version -21 to version -22 . . . . . . . . . . . . 107
	10.9. From version -20 to version -21 . . . . . . . . . . . . 106		10.9. From version -20 to version -21 . . . . . . . . . . . . 107
	10.10. From version -19 to version -20 . . . . . . . . . . . . 106		10.10. From version -19 to version -20 . . . . . . . . . . . . 108
	10.11. From version -18 to version -19 . . . . . . . . . . . . 106		10.11. From version -18 to version -19 . . . . . . . . . . . . 108
	10.12. From version -17 to version -18 . . . . . . . . . . . . 106		10.12. From version -17 to version -18 . . . . . . . . . . . . 108
	10.13. From version -16 to version -17 . . . . . . . . . . . . 106		10.13. From version -16 to version -17 . . . . . . . . . . . . 108
	10.14. From version -15 to version -16 . . . . . . . . . . . . 107		10.14. From version -15 to version -16 . . . . . . . . . . . . 108
	10.15. From version -14 to version -15 . . . . . . . . . . . . 107		10.15. From version -14 to version -15 . . . . . . . . . . . . 108
	10.16. From version -13 to version -14 . . . . . . . . . . . . 107		10.16. From version -13 to version -14 . . . . . . . . . . . . 109
	10.17. From version -12 to version -13 . . . . . . . . . . . . 107		10.17. From version -12 to version -13 . . . . . . . . . . . . 109
	10.18. From version -09 to version -12 . . . . . . . . . . . . 108		10.18. From version -09 to version -12 . . . . . . . . . . . . 109
	10.19. From version -08 to version -09 . . . . . . . . . . . . 108		10.19. From version -08 to version -09 . . . . . . . . . . . . 109
	10.20. From version -07 to version -08 . . . . . . . . . . . . 108		10.20. From version -07 to version -08 . . . . . . . . . . . . 110
	10.21. From version -05 to version -07 . . . . . . . . . . . . 108		10.21. From version -05 to version -07 . . . . . . . . . . . . 110
	10.22. From version -03 to version -05 . . . . . . . . . . . . 108		10.22. From version -03 to version -05 . . . . . . . . . . . . 110
	10.23. From version -02 to version -03 . . . . . . . . . . . . 109		10.23. From version -02 to version -03 . . . . . . . . . . . . 110
	10.24. From version -01 to version -02 . . . . . . . . . . . . 109		10.24. From version -01 to version -02 . . . . . . . . . . . . 111
	10.25. From version -00 to version -01 . . . . . . . . . . . . 109		10.25. From version -00 to version -01 . . . . . . . . . . . . 111
	11. References . . . . . . . . . . . . . . . . . . . . . . . . . 110		11. References . . . . . . . . . . . . . . . . . . . . . . . . . 112
	11.1. Normative References . . . . . . . . . . . . . . . . . . 110		11.1. Normative References . . . . . . . . . . . . . . . . . . 112
	11.2. Informative References . . . . . . . . . . . . . . . . . 114		11.2. Informative References . . . . . . . . . . . . . . . . . 115
	Appendix A. Example of IS-IS configuration in XML . . . . . . . 114		Appendix A. Example of IS-IS configuration in XML . . . . . . . 116
	Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 116		Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 118
	1. Introduction		1. Introduction
	This document defines a YANG ([RFC7950]) data model for IS-IS routing		This document defines a YANG ([RFC7950]) data model for IS-IS routing
	protocol.		protocol.
	The data model covers configuration of an IS-IS routing protocol		The data model covers configuration of an IS-IS routing protocol
	instance as well as operational states.		instance as well as operational states.
	A simplified tree representation of the data model is presented in		A simplified tree representation of the data model is presented in
	skipping to change at page 3, line 47 ¶		skipping to change at page 3, line 47 ¶
	2. Design of the Data Model		2. Design of the Data Model
	The IS-IS YANG module augments the "control-plane-protocol" list in		The IS-IS YANG module augments the "control-plane-protocol" list in
	ietf-routing module (defined in [RFC8349]) with specific IS-IS		ietf-routing module (defined in [RFC8349]) with specific IS-IS
	parameters.		parameters.
	The figure below describes the overall structure of the isis YANG		The figure below describes the overall structure of the isis YANG
	module:		module:
	module: ietf-isis		module: ietf-isis
	augment /rt:routing/rt:ribs/rt:rib/rt:routes/rt:route:		augment /rt:routing/rt:ribs/rt:rib/rt:routes/rt:route:
	+--ro metric? uint32		+--ro metric? uint32
	+--ro tag* uint64		+--ro tag* uint64
	+--ro route-type? enumeration		+--ro route-type? enumeration
	augment /if:interfaces/if:interface:		augment /if:interfaces/if:interface:
	+--rw clns-mtu? uint16		+--rw clns-mtu? uint16
	augment		augment
	/rt:routing/rt:control-plane-protocols/rt:control-plane-protocol:		/rt:routing/rt:control-plane-protocols/rt:control-plane-protocol:
	+--rw isis		+--rw isis
	+--rw enable? boolean {admin-control}?		+--rw enable? boolean {admin-control}?
	+--rw level-type? level		+--rw level-type? level
	+--rw system-id? system-id		+--rw system-id? system-id
	+--rw maximum-area-addresses? uint8 {maximum-area-addresses}?		+--rw maximum-area-addresses? uint8 {maximum-area-addresses}?
	+--rw area-address* area-address		+--rw area-address* area-address
	+--rw lsp-mtu? uint16		+--rw lsp-mtu? uint16
	+--rw lsp-lifetime? uint16		+--rw lsp-lifetime? uint16
	+--rw lsp-refresh? rt-types:timer-value-seconds16		+--rw lsp-refresh? rt-types:timer-value-seconds16
	{lsp-refresh}?		{lsp-refresh}?
	+--rw poi-tlv? boolean {poi-tlv}?		+--rw poi-tlv? boolean {poi-tlv}?
	+--rw graceful-restart {graceful-restart}?		+--rw graceful-restart {graceful-restart}?
	| +--rw enable? boolean		| +--rw enable? boolean
	| +--rw restart-interval? rt-types:timer-value-seconds16		| +--rw restart-interval? rt-types:timer-value-seconds16
	| +--rw helper-enable? boolean		| +--rw helper-enable? boolean
	+--rw nsr {nsr}?		+--rw nsr {nsr}?
	| +--rw enable? boolean		| +--rw enable? boolean
	+--rw node-tags {node-tag}?		+--rw node-tags {node-tag}?
	| +--rw node-tag* [tag]		| +--rw node-tag* [tag]
	| ...		| ...
	+--rw metric-type		+--rw metric-type
	| +--rw value? enumeration		| +--rw value? enumeration
	| +--rw level-1		| +--rw level-1
	| | ...		| | ...
	| +--rw level-2		| +--rw level-2
	| ...		| ...
	+--rw default-metric		+--rw default-metric
	| +--rw value? wide-metric		| +--rw value? wide-metric
	| +--rw level-1		| +--rw level-1
	| | ...		| | ...
	| +--rw level-2		| +--rw level-2
	| ...		| ...
	+--rw auto-cost {auto-cost}?		+--rw auto-cost {auto-cost}?
	| +--rw enable? boolean		| +--rw enable? boolean
	| +--rw reference-bandwidth? uint32		| +--rw reference-bandwidth? uint32
	+--rw authentication		+--rw authentication
	| +--rw (authentication-type)?		| +--rw (authentication-type)?
	| | ...		| | ...
	| +--rw level-1		| +--rw level-1
	| | ...		| | ...
	| +--rw level-2		| +--rw level-2
	| ...		| ...
	+--rw address-families {nlpid-control}?		+--rw address-families {nlpid-control}?
	| +--rw address-family-list* [address-family]		| +--rw address-family-list* [address-family]
	| ...		| ...
			+--rw mpls
			| +--rw te-rid {te-rid}?
			| | ...
			| +--rw ldp
			| ...
			+--rw spf-control
			| +--rw paths? uint16 {max-ecmp}?
			| +--rw ietf-spf-delay {ietf-spf-delay}?
			| ...
			+--rw fast-reroute {fast-reroute}?
			| +--rw lfa {lfa}?
			+--rw preference
			| +--rw (granularity)?
			| ...
			+--rw overload
			| +--rw status? boolean
			+--rw overload-max-metric {overload-max-metric}?
			| +--rw timeout? rt-types:timer-value-seconds16
			+--ro spf-log
			| +--ro event* [id]
			| ...
			+--ro lsp-log
			| +--ro event* [id]
			| ...
			+--ro hostnames
			| +--ro hostname* [system-id]
			| ...
			+--ro database
			| +--ro levels* [level]
			| ...
			+--ro local-rib
			| +--ro route* [prefix]
			| ...
			+--ro system-counters
			| +--ro level* [level]
			| ...
			+--ro protected-routes
			| +--ro address-family-stats* [address-family prefix alternate]
			| ...
			+--ro unprotected-routes
			| +--ro address-family-stats* [address-family prefix]
			| ...
			+--ro protection-statistics* [frr-protection-method]
			| +--ro frr-protection-method string
			| +--ro address-family-stats* [address-family]
			| ...
	+--rw mpls		+--rw topologies {multi-topology}?
	| +--rw te-rid {te-rid}?		| +--rw topology* [name]
	| | ...		| ...
	| +--rw ldp		+--rw interfaces
	| ...		+--rw interface* [name]
	+--rw spf-control		...
	| +--rw paths? uint16 {max-ecmp}?
	| +--rw ietf-spf-delay {ietf-spf-delay}?
	| ...
	+--rw fast-reroute {fast-reroute}?
	| +--rw lfa {lfa}?
	+--rw preference
	| +--rw (granularity)?
	| ...
	+--rw overload
	| +--rw status? boolean
	+--rw overload-max-metric {overload-max-metric}?
	| +--rw timeout? rt-types:timer-value-seconds16
	+--ro spf-log
	| +--ro event* [id]
	| ...
	+--ro lsp-log
	| +--ro event* [id]
	| ...
	+--ro hostnames
	| +--ro hostname* [system-id]
	| ...
	+--ro database
	| +--ro levels* [level]
	| ...
	+--ro local-rib
	| +--ro route* [prefix]
	| ...
	+--ro system-counters
	| +--ro level* [level]
	| ...
	+--ro protected-routes
	| +--ro address-family-stats* [address-family prefix alternate]
	| ...
	+--ro unprotected-routes
	| +--ro address-family-stats* [address-family prefix]
	| ...
	+--ro protection-statistics* [frr-protection-method]
	| +--ro frr-protection-method string
	| +--ro address-family-stats* [address-family]
	| ...
	+--rw topologies {multi-topology}?
	| +--rw topology* [name]
	| ...
	+--rw interfaces
	+--rw interface* [name]
	...
	rpcs:		rpcs:
	+---x clear-adjacency		+---x clear-adjacency
	| +---w input		| +---w input
	| +---w routing-protocol-instance-name ->		| +---w routing-protocol-instance-name ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +---w level? level		| +---w level? level
	| +---w interface? if:interface-ref		| +---w interface? if:interface-ref
	+---x clear-database		+---x clear-database
	+---w input		+---w input
	+---w routing-protocol-instance-name ->		+---w routing-protocol-instance-name ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	+---w level? level		+---w level? level
	notifications:		notifications:
	+---n database-overload		+---n database-overload
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro overload? enumeration		| +--ro overload? enumeration
	+---n lsp-too-large		+---n lsp-too-large
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro pdu-size? uint32		| +--ro pdu-size? uint32
	| +--ro lsp-id? lsp-id		| +--ro lsp-id? lsp-id
	+---n if-state-change		+---n if-state-change
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro state? if-state-type		| +--ro state? if-state-type
	+---n corrupted-lsp-detected		+---n corrupted-lsp-detected
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro lsp-id? lsp-id		| +--ro lsp-id? lsp-id
	+---n attempt-to-exceed-max-sequence		+---n attempt-to-exceed-max-sequence
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro lsp-id? lsp-id		| +--ro lsp-id? lsp-id
	+---n id-len-mismatch		+---n id-len-mismatch
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro pdu-field-len? uint8		| +--ro pdu-field-len? uint8
	| +--ro raw-pdu? binary		| +--ro raw-pdu? binary
	+---n max-area-addresses-mismatch		+---n max-area-addresses-mismatch
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro max-area-addresses? uint8		| +--ro max-area-addresses? uint8
	| +--ro raw-pdu? binary		| +--ro raw-pdu? binary
	+---n own-lsp-purge		+---n own-lsp-purge
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro lsp-id? lsp-id		| +--ro lsp-id? lsp-id
	+---n sequence-number-skipped		+---n sequence-number-skipped
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro lsp-id? lsp-id		| +--ro lsp-id? lsp-id
	+---n authentication-type-failure		+---n authentication-type-failure
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro raw-pdu? binary		| +--ro raw-pdu? binary
	+---n authentication-failure		+---n authentication-failure
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro raw-pdu? binary		| +--ro raw-pdu? binary
	+---n version-skew		+---n version-skew
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro protocol-version? uint8		| +--ro protocol-version? uint8
	| +--ro raw-pdu? binary		| +--ro raw-pdu? binary
	+---n area-mismatch		+---n area-mismatch
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro raw-pdu? binary		| +--ro raw-pdu? binary
	+---n rejected-adjacency		+---n rejected-adjacency
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro raw-pdu? binary		| +--ro raw-pdu? binary
	| +--ro reason? string		| +--ro reason? string
	+---n protocols-supported-mismatch		+---n protocols-supported-mismatch
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro raw-pdu? binary		| +--ro raw-pdu? binary
	| +--ro protocols* uint8		| +--ro protocols* uint8
	+---n lsp-error-detected		+---n lsp-error-detected
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro lsp-id? lsp-id		| +--ro lsp-id? lsp-id
	| +--ro raw-pdu? binary		| +--ro raw-pdu? binary
	| +--ro error-offset? uint32		| +--ro error-offset? uint32
	| +--ro tlv-type? uint8		| +--ro tlv-type? uint8
	+---n adjacency-state-change		+---n adjacency-state-change
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro neighbor? string		| +--ro neighbor? string
	| +--ro neighbor-system-id? system-id		| +--ro neighbor-system-id? system-id
	| +--ro state? adj-state-type		| +--ro state? adj-state-type
	| +--ro reason? string		| +--ro reason? string
	+---n lsp-received		+---n lsp-received
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro lsp-id? lsp-id		| +--ro lsp-id? lsp-id
	| +--ro sequence? uint32		| +--ro sequence? uint32
	| +--ro received-timestamp? yang:timestamp		| +--ro received-timestamp? yang:timestamp
	| +--ro neighbor-system-id? system-id		| +--ro neighbor-system-id? system-id
	+---n lsp-generation		+---n lsp-generation
	+--ro routing-protocol-name? ->		+--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	+--ro isis-level? level		+--ro isis-level? level
	+--ro lsp-id? lsp-id		+--ro lsp-id? lsp-id
	+--ro sequence? uint32		+--ro sequence? uint32
	+--ro send-timestamp? yang:timestamp		+--ro send-timestamp? yang:timestamp
	2.1. IS-IS Configuration		2.1. IS-IS Configuration
	The IS-IS configuration container is divided in:		The IS-IS configuration is divided in:
	o Global parameters.		o Global parameters.
	o Per interface configuration (see Section 2.4).		o Per interface configuration (see Section 2.4).
	Additional modules may be created to support any additional		Additional modules may be created to support any additional
	parameters. These additional modules MUST augment the ietf-isis		parameters. These additional modules MUST augment the ietf-isis
	module.		module.
	The model implements features, thus some of the configuration		The model implements features, thus some of the configuration
	skipping to change at page 12, line 8 ¶		skipping to change at page 13, line 5 ¶
	defined in the "ietf-interfaces" YANG model ([RFC8343].		defined in the "ietf-interfaces" YANG model ([RFC8343].
	Each interface has some interface-specific parameters that may have a		Each interface has some interface-specific parameters that may have a
	different per level value as described in previous section. An		different per level value as described in previous section. An
	interface-specific parameter always override an IS-IS global		interface-specific parameter always override an IS-IS global
	parameter.		parameter.
	Some parameters like hello-padding are defined as containers to allow		Some parameters like hello-padding are defined as containers to allow
	easy extension by vendor specific modules.		easy extension by vendor specific modules.
	+--rw interfaces		+--rw interfaces
	+--rw interface* [name]		+--rw interface* [name]
	+--rw name if:interface-ref		+--rw name if:interface-ref
	+--rw level-type? level		+--rw level-type? level
	+--rw lsp-pacing-interval?		+--rw lsp-pacing-interval?
	rt-types:timer-value-milliseconds		rt-types:timer-value-milliseconds
	+--rw lsp-retransmit-interval?		+--rw lsp-retransmit-interval?
	rt-types:timer-value-seconds16		rt-types:timer-value-seconds16
	+--rw passive? boolean		+--rw passive? boolean
	+--rw csnp-interval?		+--rw csnp-interval?
	rt-types:timer-value-seconds16		rt-types:timer-value-seconds16
	+--rw hello-padding		+--rw hello-padding
	| +--rw enable? boolean		| +--rw enable? boolean
	+--rw mesh-group-enable? mesh-group-state		+--rw mesh-group-enable? mesh-group-state
	+--rw mesh-group? uint8		+--rw mesh-group? uint8
	+--rw interface-type? interface-type		+--rw interface-type? interface-type
	+--rw enable? boolean {admin-control}?		+--rw enable? boolean {admin-control}?
	+--rw tag* uint32 {prefix-tag}?		+--rw tag* uint32 {prefix-tag}?
	+--rw tag64* uint64 {prefix-tag64}?		+--rw tag64* uint64 {prefix-tag64}?
	+--rw node-flag? boolean {node-flag}?		+--rw node-flag? boolean {node-flag}?
	+--rw hello-authentication		+--rw hello-authentication
	| +--rw (authentication-type)?		| +--rw (authentication-type)?
	| | +--:(key-chain) {key-chain}?		| | +--:(key-chain) {key-chain}?
	| | | +--rw key-chain? key-chain:key-chain-ref		| | | +--rw key-chain? key-chain:key-chain-ref
	| | +--:(password)		| | +--:(password)
	| | +--rw key? string		| | +--rw key? string
	| | +--rw crypto-algorithm? identityref		| | +--rw crypto-algorithm? identityref
	| +--rw level-1		| +--rw level-1
	| | +--rw (authentication-type)?		| | +--rw (authentication-type)?
	| | +--:(key-chain) {key-chain}?		| | +--:(key-chain) {key-chain}?
	| | | +--rw key-chain?		| | | +--rw key-chain?
	key-chain:key-chain-ref		key-chain:key-chain-ref
	| | +--:(password)		| | +--:(password)
	| | +--rw key? string		| | +--rw key? string
	| | +--rw crypto-algorithm? identityref		| | +--rw crypto-algorithm? identityref
	| +--rw level-2		| +--rw level-2
	| +--rw (authentication-type)?		| +--rw (authentication-type)?
	| +--:(key-chain) {key-chain}?		| +--:(key-chain) {key-chain}?
	| | +--rw key-chain?		| | +--rw key-chain?
	key-chain:key-chain-ref		key-chain:key-chain-ref
	| +--:(password)		| +--:(password)
	| +--rw key? string		| +--rw key? string
	| +--rw crypto-algorithm? identityref		| +--rw crypto-algorithm? identityref
	+--rw hello-interval		+--rw hello-interval
	| +--rw value? rt-types:timer-value-seconds16		| +--rw value? rt-types:timer-value-seconds16
	| +--rw level-1		| +--rw level-1
	| | +--rw value? rt-types:timer-value-seconds16		| | +--rw value? rt-types:timer-value-seconds16
	| +--rw level-2		| +--rw level-2
	| +--rw value? rt-types:timer-value-seconds16		| +--rw value? rt-types:timer-value-seconds16
	+--rw hello-multiplier		+--rw hello-multiplier
	| +--rw value? uint16		| +--rw value? uint16
	| +--rw level-1		| +--rw level-1
	| | +--rw value? uint16		| | +--rw value? uint16
	| +--rw level-2		| +--rw level-2
	| +--rw value? uint16		| +--rw value? uint16
	+--rw priority		+--rw priority
	| +--rw value? uint8		| +--rw value? uint8
	| +--rw level-1		| +--rw level-1
	| | +--rw value? uint8		| | +--rw value? uint8
	| +--rw level-2		| +--rw level-2
	| +--rw value? uint8		| +--rw value? uint8
	+--rw metric		+--rw metric
	| +--rw value? wide-metric		| +--rw value? wide-metric
	| +--rw level-1		| +--rw level-1
	| | +--rw value? wide-metric		| | +--rw value? wide-metric
	| +--rw level-2		| +--rw level-2
	| +--rw value? wide-metric		| +--rw value? wide-metric
	+--rw bfd {bfd}?		+--rw bfd {bfd}?
	| +--rw enable? boolean		| +--rw enable? boolean
	| +--rw local-multiplier? multiplier		| +--rw local-multiplier? multiplier
	| +--rw (interval-config-type)?		| +--rw (interval-config-type)?
	| +--:(tx-rx-intervals)		| +--:(tx-rx-intervals)
	| | +--rw desired-min-tx-interval? uint32		| | +--rw desired-min-tx-interval? uint32
	| | +--rw required-min-rx-interval? uint32		| | +--rw required-min-rx-interval? uint32
	| +--:(single-interval) {single-minimum-interval}?		| +--:(single-interval) {single-minimum-interval}?
	| +--rw min-interval? uint32		| +--rw min-interval? uint32
	+--rw address-families {nlpid-control}?		+--rw address-families {nlpid-control}?
	| +--rw address-family-list* [address-family]		| +--rw address-family-list* [address-family]
	| +--rw address-family iana-rt-types:address-family		| +--rw address-family iana-rt-types:address-family
	+--rw mpls		+--rw mpls
	| +--rw ldp		| +--rw ldp
	| +--rw igp-sync? boolean {ldp-igp-sync}?		| +--rw igp-sync? boolean {ldp-igp-sync}?
	+--rw fast-reroute {fast-reroute}?		+--rw fast-reroute {fast-reroute}?
	| +--rw lfa {lfa}?		| +--rw lfa {lfa}?
	| +--rw candidate-enable? boolean		| +--rw candidate-enable? boolean
	| +--rw enable? boolean		| +--rw enable? boolean
	| +--rw remote-lfa {remote-lfa}?		| +--rw remote-lfa {remote-lfa}?
	| | +--rw enable? boolean		| | +--rw enable? boolean
	| +--rw level-1		| +--rw level-1
	| | +--rw candidate-enable? boolean		| | +--rw candidate-enable? boolean
	| | +--rw enable? boolean		| | +--rw enable? boolean
	| | +--rw remote-lfa {remote-lfa}?		| | +--rw remote-lfa {remote-lfa}?
	| | +--rw enable? boolean		| | +--rw enable? boolean
	| +--rw level-2		| +--rw level-2
	| +--rw candidate-enable? boolean		| +--rw candidate-enable? boolean
	| +--rw enable? boolean		| +--rw enable? boolean
	| +--rw remote-lfa {remote-lfa}?		| +--rw remote-lfa {remote-lfa}?
	| +--rw enable? boolean		| +--rw enable? boolean
	+--ro adjacencies		+--ro adjacencies
	| +--ro adjacency* []		| +--ro adjacency* []
	| +--ro neighbor-sys-type? level		| +--ro neighbor-sys-type? level
	| +--ro neighbor-sysid? system-id		| +--ro neighbor-sysid? system-id
	| +--ro neighbor-extended-circuit-id?		| +--ro neighbor-extended-circuit-id?
	extended-circuit-id		extended-circuit-id
	| +--ro neighbor-snpa? snpa		| +--ro neighbor-snpa? snpa
	| +--ro usage? level		| +--ro usage? level
	| +--ro hold-timer?		| +--ro hold-timer?
	rt-types:timer-value-seconds16		rt-types:timer-value-seconds16
	| +--ro neighbor-priority? uint8		| +--ro neighbor-priority? uint8
	| +--ro lastuptime? yang:timestamp		| +--ro lastuptime? yang:timestamp
	| +--ro state? adj-state-type		| +--ro state? adj-state-type
	+--ro event-counters		+--ro event-counters
	| +--ro adjacency-changes? uint32		| +--ro adjacency-changes? uint32
	| +--ro adjacency-number? uint32		| +--ro adjacency-number? uint32
	| +--ro init-fails? uint32		| +--ro init-fails? uint32
	| +--ro adjacency-rejects? uint32		| +--ro adjacency-rejects? uint32
	| +--ro id-len-mismatch? uint32		| +--ro id-len-mismatch? uint32
	| +--ro max-area-addresses-mismatch? uint32		| +--ro max-area-addresses-mismatch? uint32
	| +--ro authentication-type-fails? uint32		| +--ro authentication-type-fails? uint32
	| +--ro authentication-fails? uint32		| +--ro authentication-fails? uint32
	| +--ro lan-dis-changes? uint32		| +--ro lan-dis-changes? uint32
	+--ro packet-counters		+--ro packet-counters
	| +--ro level* [level]		| +--ro level* [level]
	| +--ro level level-number		| +--ro level level-number
	| +--ro iih		| +--ro iih
	| | +--ro in? uint32		| | +--ro in? uint32
	| | +--ro out? uint32		| | +--ro out? uint32
	| +--ro ish		| +--ro ish
	| | +--ro in? uint32		| | +--ro in? uint32
	| | +--ro out? uint32		| | +--ro out? uint32
	| +--ro esh		| +--ro esh
	| | +--ro in? uint32		| | +--ro in? uint32
	| | +--ro out? uint32		| | +--ro out? uint32
	| +--ro lsp		| +--ro lsp
	| | +--ro in? uint32		| | +--ro in? uint32
	| | +--ro out? uint32		| | +--ro out? uint32
	| +--ro psnp		| +--ro psnp
	| | +--ro in? uint32		| | +--ro in? uint32
	| | +--ro out? uint32		| | +--ro out? uint32
	| +--ro csnp		| +--ro csnp
	| | +--ro in? uint32		| | +--ro in? uint32
	| | +--ro out? uint32		| | +--ro out? uint32
	| +--ro unknown		| +--ro unknown
	| +--ro in? uint32		| +--ro in? uint32
	| +--ro out? uint32		| +--ro out? uint32
	+--rw topologies {multi-topology}?		+--rw topologies {multi-topology}?
	+--rw topology* [name]		+--rw topology* [name]
	+--rw name ->		+--rw name ->
	../../../../../../../../rt:ribs/rib/name		../../../../../../../../rt:ribs/rib/name
	+--rw metric		+--rw metric
	+--rw value? wide-metric		+--rw value? wide-metric
	+--rw level-1		+--rw level-1
	| +--rw value? wide-metric		| +--rw value? wide-metric
	+--rw level-2		+--rw level-2
	+--rw value? wide-metric		+--rw value? wide-metric
	rpcs:		rpcs:
	+---x clear-adjacency		+---x clear-adjacency
	| +---w input		| +---w input
	| +---w routing-protocol-instance-name ->		| +---w routing-protocol-instance-name ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +---w level? level		| +---w level? level
	| +---w interface? if:interface-ref		| +---w interface? if:interface-ref
	+---x clear-database		+---x clear-database
	+---w input		+---w input
	+---w routing-protocol-instance-name ->		+---w routing-protocol-instance-name ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	+---w level? level		+---w level? level
	notifications:		notifications:
	+---n database-overload		+---n database-overload
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro overload? enumeration		| +--ro overload? enumeration
	+---n lsp-too-large		+---n lsp-too-large
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro pdu-size? uint32		| +--ro pdu-size? uint32
	| +--ro lsp-id? lsp-id		| +--ro lsp-id? lsp-id
	+---n if-state-change		+---n if-state-change
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro state? if-state-type		| +--ro state? if-state-type
	+---n corrupted-lsp-detected		+---n corrupted-lsp-detected
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro lsp-id? lsp-id		| +--ro lsp-id? lsp-id
	+---n attempt-to-exceed-max-sequence		+---n attempt-to-exceed-max-sequence
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro lsp-id? lsp-id		| +--ro lsp-id? lsp-id
	+---n id-len-mismatch		+---n id-len-mismatch
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro pdu-field-len? uint8		| +--ro pdu-field-len? uint8
	| +--ro raw-pdu? binary		| +--ro raw-pdu? binary
	+---n max-area-addresses-mismatch		+---n max-area-addresses-mismatch
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro max-area-addresses? uint8		| +--ro max-area-addresses? uint8
	| +--ro raw-pdu? binary		| +--ro raw-pdu? binary
	+---n own-lsp-purge		+---n own-lsp-purge
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro lsp-id? lsp-id		| +--ro lsp-id? lsp-id
	+---n sequence-number-skipped		+---n sequence-number-skipped
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro lsp-id? lsp-id		| +--ro lsp-id? lsp-id
	+---n authentication-type-failure		+---n authentication-type-failure
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro raw-pdu? binary		| +--ro raw-pdu? binary
	+---n authentication-failure		+---n authentication-failure
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro raw-pdu? binary		| +--ro raw-pdu? binary
	+---n version-skew		+---n version-skew
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro protocol-version? uint8		| +--ro protocol-version? uint8
	| +--ro raw-pdu? binary		| +--ro raw-pdu? binary
	+---n area-mismatch		+---n area-mismatch
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro raw-pdu? binary		| +--ro raw-pdu? binary
	+---n rejected-adjacency		+---n rejected-adjacency
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro raw-pdu? binary		| +--ro raw-pdu? binary
	| +--ro reason? string		| +--ro reason? string
	+---n protocols-supported-mismatch		+---n protocols-supported-mismatch
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro raw-pdu? binary		| +--ro raw-pdu? binary
	| +--ro protocols* uint8		| +--ro protocols* uint8
	+---n lsp-error-detected		+---n lsp-error-detected
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro lsp-id? lsp-id		| +--ro lsp-id? lsp-id
	| +--ro raw-pdu? binary		| +--ro raw-pdu? binary
	| +--ro error-offset? uint32		| +--ro error-offset? uint32
	| +--ro tlv-type? uint8		| +--ro tlv-type? uint8
	+---n adjacency-state-change		+---n adjacency-state-change
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro neighbor? string		| +--ro neighbor? string
	| +--ro neighbor-system-id? system-id		| +--ro neighbor-system-id? system-id
	| +--ro state? adj-state-type		| +--ro state? adj-state-type
	| +--ro reason? string		| +--ro reason? string
	+---n lsp-received		+---n lsp-received
	| +--ro routing-protocol-name? ->		| +--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	| +--ro isis-level? level		| +--ro isis-level? level
	| +--ro interface-name? if:interface-ref		| +--ro interface-name? if:interface-ref
	| +--ro interface-level? level		| +--ro interface-level? level
	| +--ro extended-circuit-id? extended-circuit-id		| +--ro extended-circuit-id? extended-circuit-id
	| +--ro lsp-id? lsp-id		| +--ro lsp-id? lsp-id
	| +--ro sequence? uint32		| +--ro sequence? uint32
	| +--ro received-timestamp? yang:timestamp		| +--ro received-timestamp? yang:timestamp
	| +--ro neighbor-system-id? system-id		| +--ro neighbor-system-id? system-id
	+---n lsp-generation		+---n lsp-generation
	+--ro routing-protocol-name? ->		+--ro routing-protocol-name? ->
	/rt:routing/control-plane-protocols/control-plane-protocol/name		/rt:routing/control-plane-protocols/control-plane-protocol/name
	+--ro isis-level? level		+--ro isis-level? level
	+--ro lsp-id? lsp-id		+--ro lsp-id? lsp-id
	+--ro sequence? uint32		+--ro sequence? uint32
	+--ro send-timestamp? yang:timestamp		+--ro send-timestamp? yang:timestamp
	2.5. Authentication Parameters		2.5. Authentication Parameters
	The module enables authentication configuration through the IETF key-		The module enables authentication configuration through the IETF key-
	chain module ([RFC8177]). The IS-IS module imports the "ietf-key-		chain module ([RFC8177]). The IS-IS module imports the "ietf-key-
	chain" module and reuses some groupings to allow global and per		chain" module and reuses some groupings to allow global and per
	interface configuration of authentication. If a global		interface configuration of authentication. If a global
	authentication is configured, an implementation SHOULD authenticate		authentication is configured, an implementation SHOULD authenticate
	PSNPs (Partial Sequence Number Packets), CSNPs (Complete Sequence		PSNPs (Partial Sequence Number Packets), CSNPs (Complete Sequence
	Number Packets) and LSPs (Link State Packets) with the authentication		Number Packets) and LSPs (Link State Packets) with the authentication
	skipping to change at page 19, line 7 ¶		skipping to change at page 20, line 32 ¶
	As IS-IS protocol is based on ISO protocol suite, some ISO parameters		As IS-IS protocol is based on ISO protocol suite, some ISO parameters
	may be required.		may be required.
	This module augments interface configuration model to support ISO		This module augments interface configuration model to support ISO
	configuration parameters.		configuration parameters.
	The clns-mtu can be defined under the interface.		The clns-mtu can be defined under the interface.
	2.8. IP FRR		2.8. IP FRR
	This YANG model supports LFA (Loop Free Alternates) ([RFC5286]) and		This YANG module supports LFA (Loop Free Alternates) ([RFC5286]) and
	remote LFA ([RFC7490]) as IP FRR techniques. The "fast-reroute"		remote LFA ([RFC7490]) as IP FRR techniques. The "fast-reroute"
	container may be augmented by other models to support other IPFRR		container may be augmented by other models to support other IPFRR
	flavors (MRT, TILFA ...).		flavors (MRT, TILFA ...).
	The current version of the model supports activation of LFA and		The current version of the model supports activation of LFA and
	remote LFA at interface only. The global "lfa" container is present		remote LFA at interface only. The global "lfa" container is present
	but kept empty to allow augmentation with vendor specific properties		but kept empty to allow augmentation with vendor specific properties
	like policies.		like policies.
	Remote LFA is considered as a child of LFA. Remote LFA cannot be		Remote LFA is considered as a child of LFA. Remote LFA cannot be
	skipping to change at page 20, line 23 ¶		skipping to change at page 22, line 5 ¶
	4. Notifications		4. Notifications
	The "ietf-isis" module introduces some notifications :		The "ietf-isis" module introduces some notifications :
	database-overload: raised when overload condition is changed.		database-overload: raised when overload condition is changed.
	lsp-too-large: raised when the system tries to propagate a too		lsp-too-large: raised when the system tries to propagate a too
	large PDU.		large PDU.
	if-state-change: raise when the state of an interface changes.		if-state-change: raised when the state of an interface changes.
	corrupted-lsp-detected: raised when the system find that an LSP		corrupted-lsp-detected: raised when the system finds that an LSP
	that was stored in memory has become corrupted.		that was stored in memory has become corrupted.
	attempt-to-exceed-max-sequence: This notification is sent when the		attempt-to-exceed-max-sequence: This notification is sent when the
	system wraps the 32-bit sequence counter of an LSP.		system wraps the 32-bit sequence counter of an LSP.
	id-len-mismatch: This notification is sent when we receive a PDU		id-len-mismatch: This notification is sent when we receive a PDU
	with a different value for the System ID length.		with a different value for the System ID length.
	max-area-addresses-mismatch: This notification is sent when we		max-area-addresses-mismatch: This notification is sent when we
	receive a PDU with a different value for the Maximum Area		receive a PDU with a different value for the Maximum Area
	skipping to change at page 21, line 32 ¶		skipping to change at page 23, line 12 ¶
	adjacency-state-change: This notification is sent when an IS-IS		adjacency-state-change: This notification is sent when an IS-IS
	adjacency moves to Up state or to Down state.		adjacency moves to Up state or to Down state.
	lsp-received: This notification is sent when a LSP is received.		lsp-received: This notification is sent when a LSP is received.
	lsp-generation: This notification is sent when a LSP is		lsp-generation: This notification is sent when a LSP is
	regenerated.		regenerated.
	5. Interaction with Other YANG Modules		5. Interaction with Other YANG Modules
	The "isis" configuration container augments the "/rt:routing/		The "isis" container augments the "/rt:routing/rt:control-plane-
	rt:control-plane-protocols/control-plane-protocol" container of the		protocols/control-plane-protocol" container of the ietf-routing
	ietf-routing [RFC8349] module by defining IS-IS specific parameters.		[RFC8349] module by defining IS-IS specific parameters.
	The "isis" module augments "/if:interfaces/if:interface" defined by		The "isis" module augments "/if:interfaces/if:interface" defined by
	[RFC8343] with ISO specific parameters.		[RFC8343] with ISO specific parameters.
	The "isis" operational state container augments the "/rt:routing-		The "isis" operational state container augments the "/rt:routing-
	state/rt:control-plane-protocols/control-plane-protocol" container of		state/rt:control-plane-protocols/control-plane-protocol" container of
	the ietf-routing module by defining IS-IS specific operational		the ietf-routing module by defining IS-IS specific operational
	states.		states.
	Some IS-IS specific routes attributes are added to route objects of		Some IS-IS specific routes attributes are added to route objects of
	skipping to change at page 22, line 10 ¶		skipping to change at page 23, line 38 ¶
	The modules defined in this document use some groupings from ietf-		The modules defined in this document use some groupings from ietf-
	keychain [RFC8177].		keychain [RFC8177].
	The module reuses types from [RFC6991] and [RFC8294].		The module reuses types from [RFC6991] and [RFC8294].
	To support BFD for fast detection, the module relies on		To support BFD for fast detection, the module relies on
	[I-D.ietf-bfd-yang].		[I-D.ietf-bfd-yang].
	6. IS-IS YANG Module		6. IS-IS YANG Module
	<CODE BEGINS> file "ietf-isis@2019-01-18.yang"		The following RFCs, drafts and external standards are not referenced
			in the document text but are referenced in the ietf-isis.yang module:
			[ISO-10589], [RFC1195], [RFC5029], [RFC5130], [RFC5305], [RFC5306],
			[RFC5308], [RFC5880], [RFC5881], [RFC6119], [RFC6232], [RFC7794],
			[RFC7810], [RFC7917], [RFC8405].
			<CODE BEGINS> file "ietf-isis@2019-01-21.yang"
	module ietf-isis {		module ietf-isis {
	yang-version 1.1;		yang-version 1.1;
	namespace "urn:ietf:params:xml:ns:yang:ietf-isis";		namespace "urn:ietf:params:xml:ns:yang:ietf-isis";
	prefix isis;		prefix isis;
	import ietf-routing {		import ietf-routing {
	prefix "rt";		prefix "rt";
	reference "RFC 8349 - A YANG Data Model for Routing		reference "RFC 8349 - A YANG Data Model for Routing
	Management (NMDA Version)";		Management (NMDA Version)";
	}		}
	import ietf-inet-types {		import ietf-inet-types {
	prefix inet;		prefix inet;
	reference "RFC 6991 - Common YANG Data Types";		reference "RFC 6991 - Common YANG Data Types";
	}		}
	skipping to change at page 24, line 7 ¶		skipping to change at page 25, line 42 ¶
	";		";
	description		description
	"This YANG module defines the generic configuration and		"This YANG module defines the generic configuration and
	operational state for the IS-IS protocol.		operational state for the IS-IS protocol.
	It is intended that the module		It is intended that the module
	will be extended by vendors to define vendor-specific		will be extended by vendors to define vendor-specific
	IS-IS configuration parameters and policies,		IS-IS configuration parameters and policies,
	for example route maps or route policies.		for example route maps or route policies.
	This YANG model conforms to the Network Management		This YANG module conforms to the Network Management
	Datastore Architecture (NDMA) as described in RFC 8242.		Datastore Architecture (NDMA) as described in RFC 8242.
	Copyright (c) 2018 IETF Trust and the persons identified as		Copyright (c) 2018 IETF Trust and the persons identified as
	authors of the code. All rights reserved.		authors of the code. All rights reserved.
	Redistribution and use in source and binary forms, with or		Redistribution and use in source and binary forms, with or
	without modification, is permitted pursuant to, and subject		without modification, is permitted pursuant to, and subject
	to the license terms contained in, the Simplified BSD License		to the license terms contained in, the Simplified BSD License
	set forth in Section 4.c of the IETF Trust's Legal Provisions		set forth in Section 4.c of the IETF Trust's Legal Provisions
	Relating to IETF Documents		Relating to IETF Documents
	skipping to change at page 24, line 30 ¶		skipping to change at page 26, line 17 ¶
	This version of this YANG module is part of RFC XXXX;		This version of this YANG module is part of RFC XXXX;
	see the RFC itself for full legal notices.		see the RFC itself for full legal notices.
	The key words 'MUST', 'MUST NOT', 'REQUIRED', 'SHALL',		The key words 'MUST', 'MUST NOT', 'REQUIRED', 'SHALL',
	'SHALL NOT', 'SHOULD', 'SHOULD NOT', 'RECOMMENDED',		'SHALL NOT', 'SHOULD', 'SHOULD NOT', 'RECOMMENDED',
	'NOT RECOMMENDED', 'MAY', and 'OPTIONAL' in this document		'NOT RECOMMENDED', 'MAY', and 'OPTIONAL' in this document
	are to be interpreted as described in BCP 14 [RFC2119] [RFC8174]		are to be interpreted as described in BCP 14 [RFC2119] [RFC8174]
	when, and only when, they appear in all capitals, as shown here.		when, and only when, they appear in all capitals, as shown here.
	";		";
	revision 2019-01-18 {		revision 2019-01-21 {
	description		description
	"Initial revision.";		"Initial revision.";
	reference "RFC XXXX";		reference "RFC XXXX";
	}		}
	/* Identities */		/* Identities */
	identity isis {		identity isis {
	base rt:routing-protocol;		base rt:routing-protocol;
	description "Identity for the IS-IS routing protocol.";		description "Identity for the IS-IS routing protocol.";
	skipping to change at page 74, line 12 ¶		skipping to change at page 75, line 51 ¶
	description "minimum LSP bandwidth.";		description "minimum LSP bandwidth.";
	}		}
	leaf indication {		leaf indication {
	type uint8;		type uint8;
	description		description
	"The indication whether the interface supports Standard		"The indication whether the interface supports Standard
	or Arbitrary SONET/SDH.";		or Arbitrary SONET/SDH.";
	}		}
	}		}
	container psc-specific {		container psc-specific {
	when "../switching-capability >= 1 and ../switching-capability		when "../switching-capability >= 1 and
	<= 4";
			../switching-capability <= 4";
	description		description
	"Switching Capability-specific information applicable		"Switching Capability-specific information applicable
	when switching type is PSC1,PSC2,PSC3 or PSC4.";		when switching type is PSC1,PSC2,PSC3 or PSC4.";
	leaf minimum-lsp-bandwidth {		leaf minimum-lsp-bandwidth {
	type rt-types:bandwidth-ieee-float32;		type rt-types:bandwidth-ieee-float32;
	description "minimum LSP bandwidth.";		description "minimum LSP bandwidth.";
	}		}
	leaf mtu {		leaf mtu {
	type uint16;		type uint16;
	skipping to change at page 100, line 14 ¶		skipping to change at page 102, line 4 ¶
	points to the start of the TLV. If the problem is with		points to the start of the TLV. If the problem is with
	the LSP header, the error-offset points to the errant		the LSP header, the error-offset points to the errant
	byte";		byte";
	}		}
	leaf tlv-type {		leaf tlv-type {
	type uint8;		type uint8;
	description		description
	"If the problem is a malformed TLV, the tlv-type is set		"If the problem is a malformed TLV, the tlv-type is set
	to the type value of the suspicious TLV. Otherwise,		to the type value of the suspicious TLV. Otherwise,
	this leaf is not present.";		this leaf is not present.";
	}		}
	description		description
	"This notification is sent when the system receives an		"This notification is sent when the system receives an
	LSP with a parse error. The notification generation must		LSP with a parse error. The notification generation must
	be throttled with at least 5 seconds betweeen successive		be throttled with at least 5 seconds betweeen successive
	notifications.";		notifications.";
	}		}
	notification adjacency-state-change {		notification adjacency-state-change {
	uses notification-instance-hdr;		uses notification-instance-hdr;
	uses notification-interface-hdr;		uses notification-interface-hdr;
	leaf neighbor {		leaf neighbor {
	type string {		type string {
	skipping to change at page 103, line 34 ¶		skipping to change at page 105, line 24 ¶
	Authors would like to thank Kiran Agrahara Sreenivasa, Dean		Authors would like to thank Kiran Agrahara Sreenivasa, Dean
	Bogdanovic, Yingzhen Qu, Yi Yang, Jeff Tanstura for their major		Bogdanovic, Yingzhen Qu, Yi Yang, Jeff Tanstura for their major
	contributions to the draft.		contributions to the draft.
	9. IANA Considerations		9. IANA Considerations
	The IANA is requested to assign two new URIs from the IETF XML		The IANA is requested to assign two new URIs from the IETF XML
	registry ([RFC3688]). Authors are suggesting the following URI:		registry ([RFC3688]). Authors are suggesting the following URI:
	URI: urn:ietf:params:xml:ns:yang:ietf-isis		URI: urn:ietf:params:xml:ns:yang:ietf-isis
	Registrant Contact: IS-IS WG		Registrant Contact: The IESG
	XML: N/A, the requested URI is an XML namespace		XML: N/A, the requested URI is an XML namespace
	This document also requests one new YANG module name in the YANG		This document also requests one new YANG module name in the YANG
	Module Names registry ([RFC6020]) with the following suggestion:		Module Names registry ([RFC6020]) with the following suggestion:
	name: ietf-isis		name: ietf-isis
	namespace: urn:ietf:params:xml:ns:yang:ietf-isis		namespace: urn:ietf:params:xml:ns:yang:ietf-isis
	prefix: isis		prefix: isis
	reference: RFC XXXX		reference: RFC XXXX
	skipping to change at page 111, line 45 ¶		skipping to change at page 113, line 31 ¶
	2008, <https://www.rfc-editor.org/info/rfc5305>.		2008, <https://www.rfc-editor.org/info/rfc5305>.
	[RFC5306] Shand, M. and L. Ginsberg, "Restart Signaling for IS-IS",		[RFC5306] Shand, M. and L. Ginsberg, "Restart Signaling for IS-IS",
	RFC 5306, DOI 10.17487/RFC5306, October 2008,		RFC 5306, DOI 10.17487/RFC5306, October 2008,
	<https://www.rfc-editor.org/info/rfc5306>.		<https://www.rfc-editor.org/info/rfc5306>.
	[RFC5308] Hopps, C., "Routing IPv6 with IS-IS", RFC 5308,		[RFC5308] Hopps, C., "Routing IPv6 with IS-IS", RFC 5308,
	DOI 10.17487/RFC5308, October 2008,		DOI 10.17487/RFC5308, October 2008,
	<https://www.rfc-editor.org/info/rfc5308>.		<https://www.rfc-editor.org/info/rfc5308>.
	[RFC5443] Jork, M., Atlas, A., and L. Fang, "LDP IGP
	Synchronization", RFC 5443, DOI 10.17487/RFC5443, March
	2009, <https://www.rfc-editor.org/info/rfc5443>.
	[RFC5880] Katz, D. and D. Ward, "Bidirectional Forwarding Detection		[RFC5880] Katz, D. and D. Ward, "Bidirectional Forwarding Detection
	(BFD)", RFC 5880, DOI 10.17487/RFC5880, June 2010,		(BFD)", RFC 5880, DOI 10.17487/RFC5880, June 2010,
	<https://www.rfc-editor.org/info/rfc5880>.		<https://www.rfc-editor.org/info/rfc5880>.
	[RFC5881] Katz, D. and D. Ward, "Bidirectional Forwarding Detection		[RFC5881] Katz, D. and D. Ward, "Bidirectional Forwarding Detection
	(BFD) for IPv4 and IPv6 (Single Hop)", RFC 5881,		(BFD) for IPv4 and IPv6 (Single Hop)", RFC 5881,
	DOI 10.17487/RFC5881, June 2010,		DOI 10.17487/RFC5881, June 2010,
	<https://www.rfc-editor.org/info/rfc5881>.		<https://www.rfc-editor.org/info/rfc5881>.
	[RFC6020] Bjorklund, M., Ed., "YANG - A Data Modeling Language for		[RFC6020] Bjorklund, M., Ed., "YANG - A Data Modeling Language for
	skipping to change at page 114, line 17 ¶		skipping to change at page 115, line 46 ¶
	Back-Off Delay Algorithm for Link-State IGPs", RFC 8405,		Back-Off Delay Algorithm for Link-State IGPs", RFC 8405,
	DOI 10.17487/RFC8405, June 2018,		DOI 10.17487/RFC8405, June 2018,
	<https://www.rfc-editor.org/info/rfc8405>.		<https://www.rfc-editor.org/info/rfc8405>.
	[RFC8446] Rescorla, E., "The Transport Layer Security (TLS) Protocol		[RFC8446] Rescorla, E., "The Transport Layer Security (TLS) Protocol
	Version 1.3", RFC 8446, DOI 10.17487/RFC8446, August 2018,		Version 1.3", RFC 8446, DOI 10.17487/RFC8446, August 2018,
	<https://www.rfc-editor.org/info/rfc8446>.		<https://www.rfc-editor.org/info/rfc8446>.
	11.2. Informative References		11.2. Informative References
			[RFC5443] Jork, M., Atlas, A., and L. Fang, "LDP IGP
			Synchronization", RFC 5443, DOI 10.17487/RFC5443, March
			2009, <https://www.rfc-editor.org/info/rfc5443>.
	[RFC8340] Bjorklund, M. and L. Berger, Ed., "YANG Tree Diagrams",		[RFC8340] Bjorklund, M. and L. Berger, Ed., "YANG Tree Diagrams",
	BCP 215, RFC 8340, DOI 10.17487/RFC8340, March 2018,		BCP 215, RFC 8340, DOI 10.17487/RFC8340, March 2018,
	<https://www.rfc-editor.org/info/rfc8340>.		<https://www.rfc-editor.org/info/rfc8340>.
	Appendix A. Example of IS-IS configuration in XML		Appendix A. Example of IS-IS configuration in XML
	This section gives an example of configuration of an IS-IS instance		This section gives an example of configuration of an IS-IS instance
	on a device. The example is written in XML.		on a device. The example is written in XML.
	<?xml version="1.0" encoding="utf-8"?>		<?xml version="1.0" encoding="utf-8"?>
	<data xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">		<data xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
	<routing xmlns="urn:ietf:params:xml:ns:yang:ietf-routing">		<routing xmlns="urn:ietf:params:xml:ns:yang:ietf-routing">
	<name>SLI</name>		<name>SLI</name>
	<router-id>1.1.1.1</router-id>		<router-id>1.1.1.1</router-id>
	<control-plane-protocols>		<control-plane-protocols>
	<control-plane-protocol>		<control-plane-protocol>
	<name>ISIS-example</name>		<name>ISIS-example</name>
	<description/>		<description/>
	<type>		<type>
	<type xmlns:isis="urn:ietf:params:xml:ns:yang:ietf-isis">		<type
			xmlns:isis="urn:ietf:params:xml:ns:yang:ietf-isis">
	isis:isis		isis:isis
	</type>		</type>
	</type>		</type>
	<isis xmlns="urn:ietf:params:xml:ns:yang:ietf-isis">		<isis xmlns="urn:ietf:params:xml:ns:yang:ietf-isis">
	<enable>true</enable>		<enable>true</enable>
	<level-type>level-2</level-type>		<level-type>level-2</level-type>
	<system-id>87FC.FCDF.4432</system-id>		<system-id>87FC.FCDF.4432</system-id>
	<area-address>49.0001</area-address>		<area-address>49.0001</area-address>
	<mpls>		<mpls>
	<te-rid>		<te-rid>
	skipping to change at page 115, line 31 ¶		skipping to change at page 117, line 16 ¶
	<name>Loopback0</name>		<name>Loopback0</name>
	<tag>200</tag>		<tag>200</tag>
	<metric>		<metric>
	<value>0</value>		<value>0</value>
	</metric>		</metric>
	<passive>true</passive>		<passive>true</passive>
	</interface>		</interface>
	<interface>		<interface>
	<name>Eth1</name>		<name>Eth1</name>
	<level-type>level-2</level-type>		<level-type>level-2</level-type>
	<interface-type>point-to-point</interface-type>
			<interface-type>point-to-point</interface-type>
	<metric>		<metric>
	<value>167890</value>		<value>167890</value>
	</metric>		</metric>
	</interface>		</interface>
	</interfaces>		</interfaces>
	</isis>		</isis>
	</control-plane-protocol>		</control-plane-protocol>
	</control-plane-protocols>		</control-plane-protocols>
	</routing>		</routing>
	<interfaces xmlns="urn:ietf:params:xml:ns:yang:ietf-interfaces">		<interfaces xmlns="urn:ietf:params:xml:ns:yang:ietf-interfaces">
	<interface>		<interface>
	<name>Loopback0</name>		<name>Loopback0</name>
	<description/>		<description/>
	<type xmlns:ianaift="urn:ietf:params:xml:ns:yang:iana-if-type">		<type
			xmlns:ianaift="urn:ietf:params:xml:ns:yang:iana-if-type">
	ianaift:softwareLoopback		ianaift:softwareLoopback
	</type>		</type>
	<link-up-down-trap-enable>enabled</link-up-down-trap-enable>
			<link-up-down-trap-enable>enabled</link-up-down-trap-enable>
	<ipv4 xmlns="urn:ietf:params:xml:ns:yang:ietf-ip">		<ipv4 xmlns="urn:ietf:params:xml:ns:yang:ietf-ip">
	<address>		<address>
	<ip>192.0.2.1</ip>		<ip>192.0.2.1</ip>
	<prefix-length>32</prefix-length>		<prefix-length>32</prefix-length>
	</address>		</address>
	</ipv4>		</ipv4>
	<ipv6 xmlns="urn:ietf:params:xml:ns:yang:ietf-ip">		<ipv6 xmlns="urn:ietf:params:xml:ns:yang:ietf-ip">
	<address>		<address>
	<ip>2001:DB8::1</ip>		<ip>2001:DB8::1</ip>
	<prefix-length>128</prefix-length>		<prefix-length>128</prefix-length>
	</address>		</address>
	</ipv6>		</ipv6>
	</interface>		</interface>
	<interface>		<interface>
	<name>Eth1</name>		<name>Eth1</name>
	<description/>		<description/>
	<type xmlns:ianaift="urn:ietf:params:xml:ns:yang:iana-if-type">		<type
			xmlns:ianaift="urn:ietf:params:xml:ns:yang:iana-if-type">
	ianaift:ethernetCsmacd		ianaift:ethernetCsmacd
	</type>		</type>
	<link-up-down-trap-enable>enabled</link-up-down-trap-enable>
			<link-up-down-trap-enable>enabled</link-up-down-trap-enable>
	<ipv4 xmlns="urn:ietf:params:xml:ns:yang:ietf-ip">		<ipv4 xmlns="urn:ietf:params:xml:ns:yang:ietf-ip">
	<address>		<address>
	<ip>198.51.100.1</ip>		<ip>198.51.100.1</ip>
	<prefix-length>30</prefix-length>		<prefix-length>30</prefix-length>
	</address>		</address>
	</ipv4>		</ipv4>
	<ipv6 xmlns="urn:ietf:params:xml:ns:yang:ietf-ip">		<ipv6 xmlns="urn:ietf:params:xml:ns:yang:ietf-ip">
	<address>		<address>
	<ip>2001:DB8:0:0:FF::1</ip>		<ip>2001:DB8:0:0:FF::1</ip>
	<prefix-length>64</prefix-length>		<prefix-length>64</prefix-length>
End of changes. 34 change blocks.
	676 lines changed or deleted		689 lines changed or added
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