draft-ietf-ccamp-rsvp-te-mpls-tp-oam-ext-09.txt   draft-ietf-ccamp-rsvp-te-mpls-tp-oam-ext-10.txt 
CCAMP Working Group E. Bellagamba, Ed. CCAMP Working Group E. Bellagamba, Ed.
Internet-Draft L. Andersson, Ed. Internet-Draft L. Andersson, Ed.
Intended status: Standards Track Ericsson Intended status: Standards Track Ericsson
Expires: April 10, 2013 P. Skoldstrom, Ed. Expires: April 14, 2013 P. Skoldstrom, Ed.
Acreo AB Acreo AB
D. Ward D. Ward
Juniper Juniper
A. Takacs A. Takacs
Ericsson Ericsson
October 7, 2012 October 11, 2012
Configuration of Pro-Active Operations, Administration, and Maintenance Configuration of Pro-Active Operations, Administration, and Maintenance
(OAM) Functions for MPLS-based Transport Networks using RSVP-TE (OAM) Functions for MPLS-based Transport Networks using RSVP-TE
draft-ietf-ccamp-rsvp-te-mpls-tp-oam-ext-09 draft-ietf-ccamp-rsvp-te-mpls-tp-oam-ext-10
Abstract Abstract
This specification describes the configuration of pro-active MPLS-TP This specification describes the configuration of pro-active MPLS-TP
Operations, Administration, and Maintenance (OAM) Functions for a Operations, Administration, and Maintenance (OAM) Functions for a
given LSP using a set of TLVs that are carried by the RSVP-TE given LSP using a set of TLVs that are carried by the RSVP-TE
protocol. protocol.
This document is a product of a joint Internet Engineering Task Force This document is a product of a joint Internet Engineering Task Force
(IETF) / International Telecommunication Union Telecommunication (IETF) / International Telecommunication Union Telecommunication
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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 http://datatracker.ietf.org/drafts/current/. Drafts is at http://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 April 10, 2013. This Internet-Draft will expire on April 14, 2013.
Copyright Notice Copyright Notice
Copyright (c) 2012 IETF Trust and the persons identified as the Copyright (c) 2012 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
(http://trustee.ietf.org/license-info) in effect on the date of (http://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
carefully, as they describe your rights and restrictions with respect carefully, as they describe your rights and restrictions with respect
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default it is set to 1. default it is set to 1.
- B: Octet (byte) count. When set to 1, indicates that the - B: Octet (byte) count. When set to 1, indicates that the
Counter 1-4 fields represent octet counts. When set to 0, Counter 1-4 fields represent octet counts. When set to 0,
indicates that the Counter 1-4 fields represent packet counts. By indicates that the Counter 1-4 fields represent packet counts. By
default it is set to 0. default it is set to 0.
Reserved: Reserved for future specification and set to 0 on Reserved: Reserved for future specification and set to 0 on
transmission and ignored when received. transmission and ignored when received.
Measurement Interval: the time interval (in microseconds) at which Measurement Interval: the time interval (in milliseconds) at which
Loss Measurement query messages MUST be sent on both directions. If Loss Measurement query messages MUST be sent on both directions. If
the edge LSR receiving the Path message can not support such value, the edge LSR receiving the Path message can not support such value,
it can reply back with a higher interval. By default it is set to it can reply back with a higher interval. By default it is set to
(TBD). (100) as per [RFC6375].
Test Interval: test messages interval as described in [RFC6374]. By Test Interval: test messages interval as described in [RFC6374]. By
default it is set to (TBD). default it is set to (10) as per [RFC6375].
Loss Threshold: the threshold value of lost packets over which Loss Threshold: the threshold value of lost packets over which
protections MUST be triggered. By default it is set to (TBD). protections MUST be triggered. By default it is set to (200).
3.4.2. MPLS OAM PM Delay sub-TLV 3.4.2. MPLS OAM PM Delay sub-TLV
The "MPLS OAM PM Delay sub-TLV" depicted below is carried as a sub- The "MPLS OAM PM Delay sub-TLV" depicted below is carried as a sub-
TLV of the "OAM Functions TLV". TLV of the "OAM Functions TLV".
0 1 2 3 0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| PM Delay Type (2) (IANA) | Length | | PM Delay Type (2) (IANA) | Length |
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default it is set to 1. default it is set to 1.
- B: Octet (byte) count. When set to 1, indicates that the - B: Octet (byte) count. When set to 1, indicates that the
Counter 1-4 fields represent octet counts. When set to 0, Counter 1-4 fields represent octet counts. When set to 0,
indicates that the Counter 1-4 fields represent packet counts. By indicates that the Counter 1-4 fields represent packet counts. By
default it is set to 0. default it is set to 0.
Reserved: Reserved for future specification and set to 0 on Reserved: Reserved for future specification and set to 0 on
transmission and ignored when received. transmission and ignored when received.
Measurement Interval: the time interval (in microseconds) at which Measurement Interval: the time interval (in milliseconds) at which
Delay Measurement query messages MUST be sent on both directions. If Delay Measurement query messages MUST be sent on both directions. If
the edge LSR receiving the Path message can not support such value, the edge LSR receiving the Path message can not support such value,
it can reply back with a higher interval. By default it is set to it can reply back with a higher interval. By default it is set to
(TBD). (1) as per [RFC6375].
Test Interval: test messages interval as described in [RFC6374]. By Test Interval: test messages interval (in milliseconds) as described
default it is set to (TBD). in [RFC6374]. By default it is set to (10) as per [RFC6375].
Delay Threshold: the threshold value of measured delay (in Delay Threshold: the threshold value of measured delay (in
microseconds) over which protections MUST be triggered. By default milliseconds) over which protections MUST be triggered. By default
it is set to (TBD). it is set to (2).
3.5. MPLS OAM FMS sub-TLV 3.5. MPLS OAM FMS sub-TLV
The "MPLS OAM FMS sub-TLV" depicted below is carried as a sub-TLV of The "MPLS OAM FMS sub-TLV" depicted below is carried as a sub-TLV of
the "OAM Configuration sub-TLV". When both working and protection the "OAM Configuration sub-TLV". When both working and protection
paths are signaled, both LSPs SHOULD be signaled with identical paths are signaled, both LSPs SHOULD be signaled with identical
settings of the E flag, T flag, and the refresh timer. settings of the E flag, T flag, and the refresh timer.
0 1 2 3 0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
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- S: Indicate to a server MEP that its should transmit AIS and LKR - S: Indicate to a server MEP that its should transmit AIS and LKR
signals on the client LSP. Default value is 0 (disabled). signals on the client LSP. Default value is 0 (disabled).
- T: Set timer value, enabled the configuration of a specific - T: Set timer value, enabled the configuration of a specific
timer value. Default value is 0 (disabled). timer value. Default value is 0 (disabled).
- Remaining bits: Reserved for future specification and set to 0. - Remaining bits: Reserved for future specification and set to 0.
Refresh Timer: indicates the refresh timer of fault indication Refresh Timer: indicates the refresh timer of fault indication
messages. If the edge LSR receiving the Path message can not support messages, in seconds. The range is 1 to 20 seconds. If the edge LSR
such value, it can reply back with a higher interval. receiving the Path message can not support the value it can reply
back with a higher interval.
- PHB: identifies the per-hop behavior of packets with fault - PHB: identifies the per-hop behavior of packets with fault
management information. management information.
4. IANA Considerations 4. IANA Considerations
This document specifies the following new TLV types: This document specifies the following new TLV types:
- "BFD Configuration" type: 3; - "BFD Configuration" type: 3;
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