RFC 6564: A Uniform Format for IPv6 Extension Headers

In IPv6, optional internet-layer information is encoded in separate headers that may be placed between the IPv6 header and the transport-layer header. There…

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Outgoing relationships (2 related RFCs)

Updates, Normative reference — RFC 2460: Internet Protocol, Version 6 (IPv6) Specification
Normative reference — RFC 2119: Key words for use in RFCs to Indicate Requirement Levels

Incoming relationships (2 related RFCs)

Normatively referenced by — RFC 6971: Depth-First Forwarding (DFF) in Unreliable Networks
Informatively referenced by — RFC 9099: Operational Security Considerations for IPv6 Networks