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[Spoke-PE2-bgp-vpn1] peer 10.2.1.1 as-number 65420
[Spoke-PE2-bgp-vpn1] address-family ipv4
[Spoke-PE2-bgp-ipv4-vpn1] peer 10.2.1.1 enable
[Spoke-PE2-bgp-ipv4-vpn1] quit
[Spoke-PE2-bgp-vpn1] quit
[Spoke-PE2-bgp] quit
# Configure Hub-PE.
[Hub-PE] bgp 100
[Hub-PE-bgp] ip vpn-instance vpn1-in
[Hub-PE-bgp-vpn1-in] peer 10.3.1.1 as-number 65430
[Hub-PE-bgp-vpn1-in] address-family ipv4
[Hub-PE-bgp-ipv4-vpn1-in] peer 10.3.1.1 enable
[Hub-PE-bgp-ipv4-vpn1-in] quit
[Hub-PE-bgp-vpn1-in] quit
[Hub-PE-bgp] ip vpn-instance vpn1-out
[Hub-PE-bgp-vpn1-out] peer 10.4.1.1 as-number 65430
[Hub-PE-bgp-vpn1-out] address-family ipv4
[Hub-PE-bgp-ipv4-vpn1-out] peer 10.4.1.1 enable
[Hub-PE-bgp-ipv4-vpn1-out] peer 10.4.1.1 allow-as-loop 2
[Hub-PE-bgp-ipv4-vpn1-out] quit
[Hub-PE-bgp-vpn1-out] quit
[Hub-PE-bgp] quit
# Execute the display bgp peer ipv4 vpn-instance command on the PEs to verify that a BGP
peer relationship in Established state has been established between a PE and a CE. (Details
not shown.)
5.
Establish an MP-IBGP peer relationship between the Spoke-PEs and Hub-PE:
# Configure Spoke-PE 1.
[Spoke-PE1] bgp 100
[Spoke-PE1-bgp] peer 2.2.2.9 as-number 100
[Spoke-PE1-bgp] peer 2.2.2.9 connect-interface loopback 0
[Spoke-PE1-bgp] address-family vpnv4
[Spoke-PE1-bgp-vpnv4] peer 2.2.2.9 enable
[Spoke-PE1-bgp-vpnv4] quit
[Spoke-PE1-bgp] quit
# Configure Spoke-PE 2.
[Spoke-PE2] bgp 100
[Spoke-PE2-bgp] peer 2.2.2.9 as-number 100
[Spoke-PE2-bgp] peer 2.2.2.9 connect-interface loopback 0
[Spoke-PE2-bgp] address-family vpnv4
[Spoke-PE2-bgp-vpnv4] peer 2.2.2.9 enable
[Spoke-PE2-bgp-vpnv4] quit
[Spoke-PE2-bgp] quit
# Configure Hub-PE.
[Hub-PE] bgp 100
[Hub-PE-bgp] peer 1.1.1.9 as-number 100
[Hub-PE-bgp] peer 1.1.1.9 connect-interface loopback 0
[Hub-PE-bgp] peer 3.3.3.9 as-number 100
[Hub-PE-bgp] peer 3.3.3.9 connect-interface loopback 0
256
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