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Changes from -00 version (based on comments)
Justification for use of encap-SAFI (rather than new attribute) given
Justification for use of single SAFI covering multiple encapsulations, rather than one SAFI per encapsulation given.
Clarification of processing by a BGP speaker that does not understand some sub-TLV.
New “opaque extended community” defined: can be used in cases where encap-SAFI is not really needed (i.e. no encapsulation parameters to signal).
PPT Version