rfc9466v3.txt		rfc9466.txt
	Internet Engineering Task Force (IETF) Y. Liu, Ed.		Internet Engineering Task Force (IETF) Y. Liu, Ed.
	Request for Comments: 9466 China Mobile		Request for Comments: 9466 China Mobile
	Category: Standards Track T. Eckert, Ed.		Category: Standards Track T. Eckert, Ed.
	ISSN: 2070-1721 M. McBride		ISSN: 2070-1721 M. McBride
	Futurewei		Futurewei
	Z. Zhang		Z. Zhang
	ZTE Corporation		ZTE Corporation
	September 2023		October 2023
	PIM Assert Message Packing		PIM Assert Message Packing
	Abstract		Abstract
	When PIM Sparse Mode (PIM-SM), including PIM Source-Specific		When PIM Sparse Mode (PIM-SM), including PIM Source-Specific
	Multicast (PIM-SSM), is used in shared LAN networks, there is often		Multicast (PIM-SSM), is used in shared LAN networks, there is often
	more than one upstream router. This can lead to duplicate IP		more than one upstream router. This can lead to duplicate IP
	multicast packets being forwarded by these PIM routers. PIM Assert		multicast packets being forwarded by these PIM routers. PIM Assert
	messages are used to elect a single forwarder for each IP multicast		messages are used to elect a single forwarder for each IP multicast
	skipping to change at line 473 ¶		skipping to change at line 473 ¶
	| OptionType = 40 | OptionLength = 0 |		| OptionType = 40 | OptionLength = 0 |
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	Figure 1: PIM Packed Assert Capability Hello Option		Figure 1: PIM Packed Assert Capability Hello Option
	OptionType 40 (Packed Assert Capability):		OptionType 40 (Packed Assert Capability):
	Indicates support for the ability to receive and process all the		Indicates support for the ability to receive and process all the
	PackedAssert encodings defined in this document.		PackedAssert encodings defined in this document.
	OptionLength 0:		OptionLength 0:
	The Packet Assert Capaility has no OptionValue.		The Packet Assert Capability has no OptionValue.
	4.2. Assert Message Format		4.2. Assert Message Format
	Figure 2 shows a PIM Assert message as specified in Section 4.9.6 of		Figure 2 shows a PIM Assert message as specified in Section 4.9.6 of
	[RFC7761]. The Encoded-Group and Encoded-Unicast address formats are		[RFC7761]. The Encoded-Group and Encoded-Unicast address formats are
	specified in Section 4.9.1 of [RFC7761] for IPv4 and IPv6.		specified in Section 4.9.1 of [RFC7761] for IPv4 and IPv6.
	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
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
End of changes. 2 change blocks.
	2 lines changed or deleted		2 lines changed or added
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