Bgp/Mpls Vpn Configuration Example - 3Com 3C13636 Configuration Manual

3Com Router 3000 Ethernet Family
Configuration Guide
Display
VPN-instances of MPLS L3VPN LSPs.
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Table 3-37 Display sham link
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3.4 BGP/MPLS VPN Configuration Example

3.4.1 Configuring Integrated BGP/MPLS VPN
I. Network requirements
VPN-A includes CE1 and CE3; VPN-B includes CE2 and CE4
Subscribers in different VPNs cannot access each other. The VPN-target attribute
for VPN-A is 111:1 and that for VPN-B is 222:2.
3Com routers serve as PE, 3Com routers running MPLS serve as P, and CEs are
common middle or lower end routers.
Note:
The configuration in this case is focused on:
Configure EBGP to exchange VPN routing information between CE and PE.
Configure OSPF for intra-PE communication between PEs.
Configure MP-IBGP to exchange VPN routing information between PEs.
Operation
information on
Operation
3Com Corporation
3-35
Chapter 3 BGP/MPLS VPN Configuration
Command
display mpls l3vpn-lsp [ vpn-instance
the
vpn-instance-name ] [ transit | egress |
ingress ] [include text | verbose ]
Command
display ospf [ process-id ] sham-link