Filter
Top Products
3Com Switch 8800 Configuration Guide Chapter 37 BGP/MPLS VPN Configuration
37-83
4) On each Customer PE, configure the sub-VPN that accesses the network through
the Customer PE.
Configure cust_pe1
[cust_pe1] ip vpn-instance vpn1
[cust_pe1-vpn-instance] route-distinguisher 1:1
[cust_pe1-vpn-instance] vpn-target 1:1
[cust_pe1-vpn-instance] quit
[cust_pe1] interface pos 2/1/0
[cust_pe1-Pos2/1/0] ip binding vpn-instance vpn1
[cust_pe1-Pos2/1/0] link-protocol ppp
[cust_pe1-Pos2/1/0] ip address 15.1.1.2 255.0.0.0
[cust_pe1-Pos2/1/0] quit
[cust_pe1] bgp 600
[cust_pe1-bgp] undo peer ebgp enable
[cust_pe1-bgp] ipv4-family vpn-instance vpn1
[cust_pe1-bgp-af-vpn-instance] group cegroup external
[cust_pe1-bgp-af-vpn-instance] peer 15.1.1.1 group cegroup as-number 50001
[cust_pe1-bgp-af-vpn-instance] quit
[cust_pe1-bgp] quit
Configure cust_pe2
[cust_pe2] ip vpn-instance vpn1
[cust_pe2-vpn-instance] route-distinguisher 1:1
[cust_pe2-vpn-instance] vpn-target 1:1
[cust_pe2] interface pos 2/1/0
[cust_pe2-Pos2/1/0] ip binding vpn-instance vpn1
[cust_pe2-Pos2/1/0] link-protocol ppp
[cust_pe2-Pos2/1/0] ip address 16.1.1.2 255.0.0.0
[cust_pe2-Pos2/1/0] quit
[cust_pe2] bgp 500
[cust_pe2-bgp] undo peer ebgp enable
[cust_pe2-bgp] ipv4-family vpn-instance vpn1
[cust_pe2-bgp-af-vpn-instance] group cegroup external
[cust_pe2-bgp-af-vpn-instance] peer 16.1.1.1 group cegroup as-number 50002
[cust_pe2-bgp-af-vpn-instance] quit
[cust_pe2-bgp] quit
37.4.11 OSPF Multi-instance CE Configuration Example
I. Network requirements
CE router in a VPN achieves service isolation by configuring multiple VPN instances.