H3C Technologies H3C S12500 Series Switches User Manual
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# Configure an IP address, and enable PIM-SM and LDP capability on the public network interface
VLAN-interface 12.
[PE1] interface vlan-interface 12
[PE1-Vlan-interface12] ip address 192.168.6.1 24
[PE1-Vlan-interface12] pim sm
[PE1-Vlan-interface12] mpls
[PE1-Vlan-interface12] mpls ldp
[PE1-Vlan-interface12] quit
# Bind VLAN-interface 20 with VPN instance a, configure an IP address and enable IGMP and
PIM-SM on the interface.
[PE1] interface vlan-interface 20
[PE1-Vlan-interface20] ip binding vpn-instance a
[PE1-Vlan-interface20] ip address 10.110.1.1 24
[PE1-Vlan-interface20] igmp enable
[PE1-Vlan-interface20] pim sm
[PE1-Vlan-interface20] quit
# Bind VLAN-interface 11 with VPN instance a, configure an IP address and enable PIM-SM on the
interface.
[PE1] interface vlan-interface 11
[PE1-Vlan-interface11] ip binding vpn-instance a
[PE1-Vlan-interface11] ip address 10.110.2.1 24
[PE1-Vlan-interface11] pim sm
[PE1-Vlan-interface11] quit
# Configure an IP address for Loopback 1, and enable PIM-SM.
[PE1] interface loopback 1
[PE1-LoopBack1] ip address 1.1.1.1 32
[PE1-LoopBack1] pim sm
[PE1-LoopBack1] quit
# Configure BGP.
[PE1] bgp 100
[PE1-bgp] group vpn-g internal
[PE1-bgp] peer vpn-g connect-interface loopback 1
[PE1-bgp] peer 1.1.1.2 group vpn-g
[PE1-bgp] peer 1.1.1.3 group vpn-g
[PE1–bgp] ipv4-family vpn-instance a
[PE1-bgp-a] import-route rip 2
[PE1-bgp-a] import-route direct
[PE1-bgp-a] quit
[PE1–bgp] ipv4-family vpnv4
[PE1–bgp-af-vpnv4] peer vpn-g enable
[PE1-bgp-af-vpnv4] peer 1.1.1.2 group vpn-g
[PE1–bgp-af-vpnv4] peer 1.1.1.3 group vpn-g
[PE1–bgp-af-vpnv4] quit
[PE1–bgp] quit
With BGP peers configured on PE 1, the interfaces MTI 0 will automatically obtain an IP address,
which is the loopback interface address specified in the BGP peer configuration. The PIM mode
running on MTI 0 is the same as on the interfaces in VPN instance a.