Extension/update to RFC 4620 for IOAM Capabilities

xiao.min2@zte.com.cn Tue, 02 August 2022 09:13 UTC

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To: evyncke@cisco.com, ek.ietf@gmail.com, bob.hinden@gmail.com
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Subject: Extension/update to RFC 4620 for IOAM Capabilities
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Dear éric, Erik, Bob, et al.,

I've finished exploring an extension/update to RFC 4620 for IOAM Capabilities. I'd like to share my thoughts with you.
Firstly, I conclude that an extensible ICMPv6 format for IPv6 Node Information Queries can be achieved by combining RFC 4620 and RFC 4884 which defines ICMP Extension Structure, so I believe it's possible to define an extension/update to RFC 4620 for IOAM Capabilities Queries.
Secondly, if it's decided to go down this way, one approach is to submit a new -00 draft replacing draft-xiao-6man-icmpv6-ioam-conf-state-01, with a title like *IPv6 Node Information Queries Version 2* (INIQv2), defining INIQv2 and having Enabled IOAM Capabilities carried by INIQv2. Due to the extensibility of INIQv2, more IPv6 Node Information can be added later, in a separate document.

Best Regards,
Xiao Min