Configuring An Ospf Sham Link - HP FlexNetwork 10500 Series Configuration Manual

[CE2-Vlan-interface12] ip address 20.0.0.2 24
[CE2-Vlan-interface12] quit
# Establish an EBGP peer relationship with PE 2, and redistribute VPN routes.
[CE2] bgp 65002
[CE2-bgp-default] peer 20.0.0.1 as-number 600
[CE2-bgp-default] address-family ipv4 unicast
[CE2-bgp-default-ipv4] peer 20.0.0.1 enable
[CE2-bgp-default-ipv4] import-route direct
[CE2-bgp-default-ipv4] quit
[CE2-bgp-default] quit
Verifying the configuration
# Execute the display ip routing table command on CE 1 and CE 2 to verify that CE 1 and CE 2
have a route to each other. Verify that CE 1 and CE 2 can ping each other. (Details not shown.)

Configuring an OSPF sham link

Network requirements
As shown in
1 and PE 2 so traffic between the CEs is forwarded through the MPLS backbone instead of the
backdoor link.
Figure 69 Network diagram
Vlan-int11
Vlan-int13
CE 1
Table 17 Interface and IP address assignment
Device
CE 1
PE 1
Switch A
Figure 69, CE 1 and CE 2 belong to VPN 1. Configure an OSPF sham link between PE
Loop0
Vlan-int12
PE 1
Vlan-int11
Sham-link
Loop1
OSPF Area 1
Vlan-int13
Switch A
Backdoor link
Interface IP address
Vlan-int11 100.1.1.1/24
Vlan-int13 20.1.1.1/24
Loop0 1.1.1.9/32
Loop1 3.3.3.3/32
Vlan-int11 100.1.1.2/24
Vlan-int12 10.1.1.1/24
Vlan-int11 20.1.1.2/24
Loop0
PE 2
Vlan-int12
Vlan-int11
Loop1
Vlan-int12 Vlan-int12
Device
CE 2
PE 2
253
Vlan-int11
CE 2
Interface IP address
Vlan-int11 120.1.1.1/24
Vlan-int12 30.1.1.2/24
Loop0 2.2.2.9/32
Loop1 5.5.5.5/32
Vlan-int11 120.1.1.2/24
Vlan-int12 10.1.1.2/24