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# Assign an IP address to the public network interface GigabitEthernet 2/1/1, and enable
PIM-SM, MPLS capability, and LDP capability on the interface.
[PE2] interface gigabitethernet 2/1/1
[PE2-GigabitEthernet2/1/1] ip address 10.10.1.2 24
[PE2-GigabitEthernet2/1/1] pim sm
[PE2-GigabitEthernet2/1/1] mpls enable
[PE2-GigabitEthernet2/1/1] mpls ldp enable
[PE2-GigabitEthernet2/1/1] quit
# Assign an IP address to the public network interface GigabitEthernet 2/1/2, and enable
PIM-SM and MPLS on the interface.
[PE2] interface gigabitethernet 2/1/2
[PE2-GigabitEthernet2/1/2] ip address 192.168.1.1 24
[PE2-GigabitEthernet2/1/2] pim sm
[PE2-GigabitEthernet2/1/2] mpls enable
[PE2-GigabitEthernet2/1/2] quit
# Assign an IP address to Loopback 1, and enable PIM-SM on this interface.
[PE2] interface loopback 1
[PE2-LoopBack1] ip address 1.1.1.2 32
[PE2-LoopBack1] pim sm
[PE2-LoopBack1] quit
# Assign an IP address to Loopback 2, and enable PIM-SM on this interface.
[PE2] interface loopback 2
[PE2-LoopBack2] ip address 11.11.11.11 32
[PE2-LoopBack2] pim sm
[PE2-LoopBack2] quit
# Configure Loopback 2 as a C-BSR and a C-RP for the public network instance.
[PE2] pim
[PE2-pim] c-bsr 11.11.11.11
[PE2-pim] c-rp 11.11.11.11
[PE2-pim] quit
# Configure a BSR message boundary.
[PE2] interface gigabitethernet 2/1/2
[PE2-GigabitEthernet2/1/2] pim bsr-boundary
[PE2-GigabitEthernet2/1/2] quit
# Establish an MSDP peering relationship.
[PE2] msdp
[PE2-msdp] encap-data-enable
[PE2-msdp] peer 1.1.1.3 connect-interface loopback 1
# Configure a static route.
[PE2] ip route-static 1.1.1.3 32 gigabitethernet 2/1/2 192.168.1.2
# Configure BGP.
[PE2] bgp 100
[PE2-bgp] group pe2-pe1 internal
[PE2-bgp] peer pe2-pe1 connect-interface loopback 1
[PE2-bgp] peer 1.1.1.1 group pe2-pe1
[PE2-bgp] group pe2-pe3 external
[PE2-bgp] peer pe2-pe3 as-number 200
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