Multicast and Routing Guide K/KA/KB.15.15

Figure 64 Network diagram for BGP path selection configuration
IP addressInterfaceDeviceIP addressInterfaceDevice
195.1.1.1/24Vlan400Switch D1.0.0.0/8Vlan101Switch A
194.1.1.1/24Vlan300192.1.1.1/24Vlan100
195.1.1.2/24Vlan400Switch C193.1.1.1/24Vlan200
193.1.1.2/24Vlan200192.1.1.2/24Vlan100Switch B
194.1.1.2/24Vlan300
Configuration procedure
1. Configure IP addresses for interfaces (omitted.)
2. Configure OSPF on Switch B, C, and D.
# Configure Switch B.
HP Switch(config)# router ospf
HP Switch(ospf)# area 0
HP Switch(ospf)# network 192.1.1.0/ 0.0.0.255
HP Switch(ospf)# network 194.1.1.0/ 0.0.0.255
HP Switch(ospf)# exit
# Configure Switch C.
HP Switch(config)# router ospf
HP Switch(ospf)# enable
HP Switch(ospf)# area 0
HP Switch(ospf)# network 193.1.1.0/ 0.0.0.255
HP Switch(ospf)# network 195.1.1.0/ 0.0.0.255
HP Switch(ospf)# exit
# Configure Switch D.
HP Switch(config)# router ospf
HP Switch(ospf)# enable
HP Switch(ospf)# area 0
HP Switch(ospf)# network 194.1.1.0/ 0.0.0.255
HP Switch(ospf)# network 195.1.1.0/ 0.0.0.255
HP Switch(ospf)# exit
3. Configure BGP connections.
# Configure Switch A.
BGP configuration examples 325