PWE3 Control Word <draft-ietf-pwe3-cw-00.txt > PWE3 IETF-61 - PowerPoint PPT Presentation

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PWE3 Control Word <draft-ietf-pwe3-cw-00.txt > PWE3 IETF-61 November 2004 Stewart Bryant <stbryant@cisco.com> Danny McPherson <danny@arbor.net> 1 PW Associated Channel Only ACTUAL use that PWE3 makes of 0001 encap is to

PWE3 Control Word <draft-ietf-pwe3-cw-00.txt > PWE3 IETF-61 November 2004 Stewart Bryant <stbryant@cisco.com> Danny McPherson <danny@arbor.net> 1
PW Associated Channel • Only ACTUAL use that PWE3 makes of 0001 encap is to carry OAM traffic • Associated Channel needs formal definition • Other Format ID values are available for additional purposes. 2 PWE3 Control Word IETF-61
PW Associated Channel 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 0 0 1| FmtID | Reserved | Channel Type | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ FmtID: Format ID for the remaining 3 octets of the header. Channel Type: The PW Associated Channel Type is defined in the IANA PW Associated Channel Type registry 3 PWE3 Control Word IETF-61
IANA PW Associated Channel Type registry • 0: Reserved • 1..127: IETF Consensus • 128..255: First Come First Served • 256..65536: Vendor-specific 4 PWE3 Control Word IETF-61

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