Technical Summary
The Multiprotocol Label Switching (MPLS) Label Switched Path (LSP)
Ping and Traceroute use the Reply Mode field to signal the method to
be used in the MPLS echo reply. This document updates the "Reply via
Specified Path (5)" Reply Mode value to easily indicate the reverse
LSP. This document also adds an optional TLV which can carry ordered
list of Reply Mode values.
Working Group Summary
No controversy. The document has significant support.
Document Quality
RFC 7110 (which this document updates) is broadly implemented
and widely deployed. Multiple vendors have indicated the intention
to implement this enhancement. Experts from vendors and network
operators have carefully reviewed the document. The document has
been updated in response to last call (and other) comments.
Personnel
Who is the Document Shepherd for this document? Ross Callon
Who is the Responsible Area Director? Deborah Brungard