Routing Prerequisites
RFC2547bis requires the following features:
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Tunneling protocol requirements are as follows:
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7750 SR OS Services Guide
Multi-protocol extensions
LDP support
Extended BGP community support
BGP capability negotiation
Parameters defined in RFC 2918, BGP Route Refresh and RFC 2796, Route Reflector
4-byte autonomous system (AS) number
RFC2547, BGP/MPLS VPNs, recommends implementing Label Distribution Protocol
(LDP) to set up a full mesh of LSPs based on the IGP
MPLS RSVP-TE tunnels can be used instead of LDP
Generic Router Encapsulation (GRE) tunnels can also be alternatively used
Virtual Private Routed Network Services
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