draft-ietf-bess-evpn-optimized-ir-05.txt   draft-ietf-bess-evpn-optimized-ir-06.txt 
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W. Lin W. Lin
Juniper Juniper
M. Katiyar M. Katiyar
Versa Networks Versa Networks
A. Sajassi A. Sajassi
Cisco Cisco
Expires: April 21, 2019 October 18, 2018 Expires: April 22, 2019 October 19, 2018
Optimized Ingress Replication solution for EVPN Optimized Ingress Replication solution for EVPN
draft-ietf-bess-evpn-optimized-ir-05 draft-ietf-bess-evpn-optimized-ir-06
Abstract Abstract
Network Virtualization Overlay (NVO) networks using EVPN as control Network Virtualization Overlay (NVO) networks using EVPN as control
plane may use Ingress Replication (IR) or PIM (Protocol Independent plane may use Ingress Replication (IR) or PIM (Protocol Independent
Multicast) based trees to convey the overlay BUM traffic. PIM Multicast) based trees to convey the overlay BUM traffic. PIM
provides an efficient solution to avoid sending multiple copies of provides an efficient solution to avoid sending multiple copies of
the same packet over the same physical link, however it may not the same packet over the same physical link, however it may not
always be deployed in the NVO core network. IR avoids the dependency always be deployed in the NVO core network. IR avoids the dependency
on PIM in the NVO network core. While IR provides a simple multicast on PIM in the NVO network core. While IR provides a simple multicast
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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."
The list of current Internet-Drafts can be accessed at The list of current Internet-Drafts can be accessed at
http://www.ietf.org/ietf/1id-abstracts.txt http://www.ietf.org/ietf/1id-abstracts.txt
The list of Internet-Draft Shadow Directories can be accessed at The list of Internet-Draft Shadow Directories can be accessed at
http://www.ietf.org/shadow.html http://www.ietf.org/shadow.html
This Internet-Draft will expire on April 21, 2019. This Internet-Draft will expire on April 22, 2019.
Copyright Notice Copyright Notice
Copyright (c) 2018 IETF Trust and the persons identified as the Copyright (c) 2018 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
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[RFC6514] Aggarwal, R., Rosen, E., Morin, T., and Y. Rekhter, "BGP [RFC6514] Aggarwal, R., Rosen, E., Morin, T., and Y. Rekhter, "BGP
Encodings and Procedures for Multicast in MPLS/BGP IP VPNs", Encodings and Procedures for Multicast in MPLS/BGP IP VPNs",
RFC 6514, DOI 10.17487/RFC6514, February 2012, <https://www.rfc- RFC 6514, DOI 10.17487/RFC6514, February 2012, <https://www.rfc-
editor.org/info/rfc6514>. editor.org/info/rfc6514>.
[RFC7432] Sajassi, A., Ed., Aggarwal, R., Bitar, N., Isaac, A., [RFC7432] Sajassi, A., Ed., Aggarwal, R., Bitar, N., Isaac, A.,
Uttaro, J., Drake, J., and W. Henderickx, "BGP MPLS-Based Ethernet Uttaro, J., Drake, J., and W. Henderickx, "BGP MPLS-Based Ethernet
VPN", RFC 7432, DOI 10.17487/RFC7432, February 2015, VPN", RFC 7432, DOI 10.17487/RFC7432, February 2015,
<https://www.rfc-editor.org/info/rfc7432>. <https://www.rfc-editor.org/info/rfc7432>.
[RFC7902] Rosen, E. and T. Morin, "Registry and Extensions for P-
Multicast Service Interface Tunnel Attribute Flags", RFC 7902, DOI
10.17487/RFC7902, June 2016, <https://www.rfc-
editor.org/info/rfc7902>.
[EVPN-BUM] Zhang et al., "Updates on EVPN BUM Procedures", draft- [EVPN-BUM] Zhang et al., "Updates on EVPN BUM Procedures", draft-
ietf-bess-evpn-bum-procedure-updates-04.txt, work in progress, June ietf-bess-evpn-bum-procedure-updates-04.txt, work in progress, June
2018. 2018.
13.2 Informative References 13.2 Informative References
[RFC8365] Sajassi et al., "A Network Virtualization Overlay Solution [RFC8365] Sajassi et al., "A Network Virtualization Overlay Solution
Using Ethernet VPN (EVPN)", RFC 8365, March, 2018. Using Ethernet VPN (EVPN)", RFC 8365, March, 2018.
14. Contributors 14. Contributors
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