draft-ietf-bess-ir-04.txt		draft-ietf-bess-ir-05.txt
	BESS Working Group E. Rosen, Ed.		BESS Working Group E. Rosen, Ed.
	Internet-Draft Juniper Networks, Inc.		Internet-Draft Juniper Networks, Inc.
	Updates: 6513,6514 (if approved) K. Subramanian		Updates: 6513,6514 (if approved) K. Subramanian
	Intended status: Standards Track Cisco Systems, Inc.		Intended status: Standards Track Sproute Networks
	Expires: February 6, 2017 Z. Zhang		Expires: February 16, 2017 Z. Zhang
	Juniper Networks, Inc.		Juniper Networks, Inc.
	August 5, 2016		August 15, 2016
	Ingress Replication Tunnels in Multicast VPN		Ingress Replication Tunnels in Multicast VPN
	draft-ietf-bess-ir-04		draft-ietf-bess-ir-05
	Abstract		Abstract
	RFCs 6513, 6514, and other RFCs describe procedures by which a		RFCs 6513, 6514, and other RFCs describe procedures by which a
	Service Provider may offer Multicast VPN service to its customers.		Service Provider may offer Multicast VPN service to its customers.
	These procedures create point-to-multipoint (P2MP) or multipoint-to-		These procedures create point-to-multipoint (P2MP) or multipoint-to-
	multipoint trees across the Service Provider's backbone. One type of		multipoint trees across the Service Provider's backbone. One type of
	P2MP tree that may be used is known as an "Ingress Replication (IR)		P2MP tree that may be used is known as an "Ingress Replication (IR)
	tunnel". In an IR tunnel, a parent node need not be "directly		tunnel". In an IR tunnel, a parent node need not be "directly
	connected" to its child nodes. When a parent node has to send a		connected" to its child nodes. When a parent node has to send a
	skipping to change at page 1, line 48 ¶		skipping to change at page 1, line 48 ¶
	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 February 6, 2017.		This Internet-Draft will expire on February 16, 2017.
	Copyright Notice		Copyright Notice
	Copyright (c) 2016 IETF Trust and the persons identified as the		Copyright (c) 2016 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
	skipping to change at page 11, line 38 ¶		skipping to change at page 11, line 38 ¶
	Rest of the Leaf A-D Route". The route key of the Leaf A-D route has		Rest of the Leaf A-D Route". The route key of the Leaf A-D route has
	the form of the "S-PMSI Route-Type Specific NLRI" in this case, and		the form of the "S-PMSI Route-Type Specific NLRI" in this case, and
	that should be considered to be the IR P-tunnel identifier. Note		that should be considered to be the IR P-tunnel identifier. Note
	that the procedure for finding the UMH is different in this case; the		that the procedure for finding the UMH is different in this case; the
	UMH is the next hop of the best UMH-eligible route towards the		UMH is the next hop of the best UMH-eligible route towards the
	"ingress PE". See the section of that document entitled "Determining		"ingress PE". See the section of that document entitled "Determining
	the Upstream ABR/PE/ASBR (Upstream Node)".		the Upstream ABR/PE/ASBR (Upstream Node)".
	5. The PTA's 'Tunnel Identifier' Field		5. The PTA's 'Tunnel Identifier' Field
	As previously specified, when the "Tunnel Type" field of a PTA is set		As discussed in Section 1, when the "Tunnel Type" field of a PTA is
	to "IR", the "Tunnel Identifier" field of that PTA does not contain		set to "IR", the "Tunnel Identifier" field of that PTA does not
	the IR P-tunnel identifier. This section specifies the procedures		contain the IR P-tunnel identifier. This section (Section 5)
	for setting the "Tunnel Identifier" field of the PTA when the "Tunnel		specifies the procedures for setting the "Tunnel Identifier" field of
	Type" field of the PTA is set to "IR".		the PTA when the "Tunnel Type" field of the PTA is set to "IR".
	If the "Tunnel Type" field of a PTA is set to "IR", its "Tunnel		If the "Tunnel Type" field of a PTA is set to "IR", its "Tunnel
	Identifier" field is significant only when one of the following two		Identifier" field is significant only when one of the following two
	conditions holds:		conditions holds:
	o The PTA is carried by a Leaf A-D route, or		o The PTA is carried by a Leaf A-D route, or
	o The "Leaf Information Required" bit of the "Flags" field of the		o The "Leaf Information Required" bit of the "Flags" field of the
	PTA is not set.		PTA is not set.
	skipping to change at page 22, line 38 ¶		skipping to change at page 22, line 38 ¶
	Eric C. Rosen (editor)		Eric C. Rosen (editor)
	Juniper Networks, Inc.		Juniper Networks, Inc.
	10 Technology Park Drive		10 Technology Park Drive
	Westford, Massachusetts 01886		Westford, Massachusetts 01886
	United States		United States
	Email: erosen@juniper.net		Email: erosen@juniper.net
	Karthik Subramanian		Karthik Subramanian
	Cisco Systems, Inc.		Sproute Networks
	170 Tasman Drive
	San Jose, California 95134		Email: karthik@sproute.com
	United States
	Email: kartsubr@cisco.com
	Zhaohui Zhang		Zhaohui Zhang
	Juniper Networks, Inc.		Juniper Networks, Inc.
	10 Technology Park Drive		10 Technology Park Drive
	Westford, Massachusetts 01886		Westford, Massachusetts 01886
	United States		United States
	Email: zzhang@juniper.net		Email: zzhang@juniper.net
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