Time-to-Live TLV for LSP-Ping draft-ietf-mpls-lsp-ping-ttl-tlv-01 - - PowerPoint PPT Presentation

time to live tlv for lsp ping draft ietf mpls lsp ping
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Time-to-Live TLV for LSP-Ping draft-ietf-mpls-lsp-ping-ttl-tlv-01 - - PowerPoint PPT Presentation

Time-to-Live TLV for LSP-Ping draft-ietf-mpls-lsp-ping-ttl-tlv-01 Sami Boutros Siva Sivabalan George Swallow Vishwas Manral Shaleen Saxena Sam Aldrin Michael Wildt Background The draft


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SLIDE 1

Time-to-Live TLV for LSP-Ping draft-ietf-mpls-lsp-ping-ttl-tlv-01

Sami Boutros Siva Sivabalan George Swallow Vishwas Manral Shaleen Saxena Sam Aldrin Michael Wildt

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SLIDE 2

Background

  • The draft specifies a method to verify connectivity of a

segment of a Multi-Segment PseudoWire (MS-PW) or MPLS co-routed bidir LSP from any node on the path of the MS-PW or the LSP.

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SLIDE 3

Update

  • Modified Authors list Added Michael and Sam.
  • Changed scope to include both bidirectional co-routed

TP LSPs and MS-PWs.

  • Modified the TLV format to include 'Flags' and 'Reserved'
  • fields. Defined an R bit (Reply TTL) for the Flags field.
  • Clarified usage of TTL TLV in presence/absence of

Switching TLV.

  • Added Traceroute and Error sections.
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SLIDE 4

Next Steps

  • Address comments on the list.. Thanks

Fei.

  • Discuss if "Associated bidirectional LSP"

should be included in the scope.

  • Fix the Reply TTL formula in the Error

section: '-1' is '+1'.

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SLIDE 5

Comments Thank You.