Read an SRv6 packet off the wire byte by byte, explain a SID as LOC:FUNCT:ARG plus a behavior, and state exactly what became standard in 2024-2025 (RFC 9602, RFC 9800, RFC 9855) versus what is still vendor vocabulary.

1. 1.1 Source routing, segments, and the two data planesThirty-one boxes, one budget lineU
2. 1.2 The SRH on the wirePing is fine, the backups are notAn
3. 1.3 SIDs as instructions: LOC:FUNCT:ARG and the behavior zooThe config that says the kernel is brokenAn
4. 1.4 Compression: RFC 9800, NEXT-C-SID, and what "uSID" really meansYour slide says 96 bytes and theirs says 40An
5. Checkpoint