To configure interprovider or carrier-of-carriers virtual private network (VPN) functionality, you typically need to include the labeled-unicast statement in the configuration for the BGP on the autonomous system (AS) border routers of an interprovider VPN or the provider edge (PE) and customer edge (CE) routers of a carrier-of-carriers VPN. You must also configure the provider (P) routers in the service provider’s and service customer’s networks.
To configure interprovider or carrier-of-carriers VPN functionality, include the bgp statement:
- bgp {
-
- group group-name {
- type internal;
- local-address address;
-
- family inet {
-
-
labeled-unicast {
- resolve-vpn;
- }
- }
- neighbor address;
- }
- }
You can include the bgp statement at the following hierarchy levels:
This chapter describes how to configure interprovider and carrier-of-carriers VPNs, discussing the following topics: