Operation Manual – MPLSH3C S9500 Series Routing Switches Chapter 3 BGP/MPLS VPN Configuration3-59[CE2] vlan 510[CE2-vlan510] interface vlan 510[CE2-Vlan-interface510] ip address 168.2.2.2 255.255.0.0[CE2-Vlan-interface510] quit# Create a VPN instance on PE2 and bind it to the interface connected to CE2[PE2] ip vpn-instance vpna[PE2-vpn-instance] route-distinguisher 200:2[PE2-vpn-instance] vpn-target 100:1 both[PE2-vpn-instance] quit[PE2] vlan 510[PE2] interface vlan 510[PE2-Vlan-interface510] ip binding vpn-instance vpna[PE2-Vlan-interface510] ip address 168.2.2.1 255.255.0.0[PE2-Vlan-interface510] quit4) Configure MP-BGP, set up IBGP peer relation between PEs, and set up EBGPpeer relation between PEs and their CEs.Note:z Enable the exchanging of label-carried IPv4 route between the following routers:PE1 and ASBR-PE1, PE2 and ASBR-PE2, ASBR-PE1 and ASBR-PE2.z Make each ASBR-PE change the next hop to its own when it advertises routes tothe PE in the same AS.z Configure routing policy on each ASBR-PE as follows: make the ASBR-PE assignMPLS label when it advertises a route received from the PE in this AS to theASBR-PE in the peer AS, and let the ASBR-PE assign a new MPLS label when itadvertises a label-carried IPv4 route to the PE in this AS.# Configure CE1[CE1] bgp 65001[CE1-bgp] group 20 external[CE1-bgp] peer 168.1.1.1 group 20 as-number 100[CE1-bgp] quit# Configure PE1: set up EBGP peer relation with CE1, IBGP peer relation withASBR-PE1, and Multihop MP-EBGP peer relation with PE2.[PE1] bgp 100[PE1-bgp] ipv4-family vpn-instance vpna[PE1-bgp-af-vpn-instance] group 10 external[PE1-bgp-af-vpn-instance] peer 168.1.1.2 group 10 as-number 65001[PE1-bgp-af-vpn-instance] import-route direct
