Routing Prerequisites - Alcatel-Lucent 7750 SR OS Service Manual

Service router - mobile gateway

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Routing Prerequisites

RFC2547bis requires the following features:

Tunneling protocol requirements are as follows:

7750 SR OS Services Guide

Figure 1: Virtual Private Routed Network

Multi-protocol extensions

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

IP/MPLS Cloud