Segment Routing and PCE This section provides segment routing and PCE configuration information for the following topics: BGP Segment Routing Using the Prefix SID Attribute BGP Signaled Segment Routing Policy Inter-AS Model C VPRN Using MPLS Forwarding Policies and Segment Routing Policies Parallel Adjacency Sets in Segment Routing Seamless BFD for SR-TE LSPs Segment Routing – Traffic Engineered Tunnels Segment Routing over IPv6 Segment Routing over IPv6 for VPRN Segment Routing with IS-IS Control Plane SR-TE LSP Path Computation Using Local CSPF SRv6 Encapsulation in the Base Routing Instance SRv6 Loop-Free Alternate