H3C LS-3100-52P-OVS-H3 Operation Manual - page 721
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Figure 1-26 Network diagram for BGP path selection configuration
Device
Interface
IP address
Device
Interface
IP address
Switch A
Vlan-int101
1.0.0.0/8
Switch D
Vlan-int400
195.1.1.1/24
Vlan-int100
192.1.1.1/24
Vlan-int300
194.1.1.1/24
Vlan-int200
193.1.1.1/24
Switch C
Vlan-int400
195.1.1.2/24
Switch B
Vlan-int100
192.1.1.2/24
Vlan-int200
193.1.1.2/24
Vlan-int300
194.1.1.2/24
Configuration procedure
1) Configure IP addresses for interfaces (omitted).
2) Configure OSPF on Switch B, C, and D.
# Configure Switch B.
[SwitchB] ospf
[SwitchB-ospf] area 0
[SwitchB-ospf-1-area-0.0.0.0] network 192.1.1.0 0.0.0.255
[SwitchB-ospf-1-area-0.0.0.0] network 194.1.1.0 0.0.0.255
[SwitchB-ospf-1-area-0.0.0.0] quit
[SwitchB-ospf-1] quit
# Configure Switch C.
[SwitchC] ospf
[SwitchC-ospf] area 0
[SwitchC-ospf-1-area-0.0.0.0] network 193.1.1.0 0.0.0.255
[SwitchC-ospf-1-area-0.0.0.0] network 195.1.1.0 0.0.0.255
[SwitchC-ospf-1-area-0.0.0.0] quit
[SwitchC-ospf-1] quit
# Configure Switch D.
[SwitchD] ospf
[SwitchD-ospf] area 0
[SwitchD-ospf-1-area-0.0.0.0] network 194.1.1.0 0.0.0.255
[SwitchD-ospf-1-area-0.0.0.0] network 195.1.1.0 0.0.0.255
[SwitchD-ospf-1-area-0.0.0.0] quit
[SwitchD-ospf-1] quit
3) Configure BGP connections
# Configure Switch A.