A recursive FEC is built using the Recursive Opaque Value (opaque value 7). All non-recursive opaque values can be recursively embedded into a recursive opaque.
Table: Opaque Types lists the supported opaque values for the 7705 SAR.
Opaque Type |
Opaque Name |
RFC |
7705 SAR Use |
FEC Representation |
|---|---|---|---|---|
1 |
Generic LSP Identifier |
RFC 6388 |
VPRN Local AS |
<Root, Opaque<P2MPID>> |
7 |
Recursive Opaque Value |
RFC 6512 |
Inter-AS Option C MVPN over mLDP |
<ASBR, Opaque<Root, Opaque<P2MPID>>> |