Ospf Implements Ecmp - Planet XGS3-42000R User Manual

42.3.2 OSPF Implements ECMP

R1 configuration:
R1(c onfig)#interface Vlan100
R1(Config-if-Vlan100)# ip address 100.1.1.1 255.255.255.0
R1(c onfig)#interface Vlan200
R1(Config-if-Vlan200)# ip address 100.1.2.1 255.255.255.0
R1(c onfig)#interface loopback 1
R1(Config-if-loopback1)# ip address 1.1.1.1 255.255.255.255
R1(c onfig)#router ospf 1
R1(c onfig-router)# ospf router-id 1. 1.1.1
R1(c onfig-router)# network 100.1.1.0/24 area 0
R1(c onfig-router)# network 100.1.2.0/24 area 0
R2 configuration:
R2(c onfig)#interface Vlan100
R2(Config-if-Vlan100)# ip address 100.1.1.2 255.255.255.0
R2(c onfig)#interface Vlan200
R2(Config-if-Vlan200)# ip address 100.2.1.2 255.255.255.0
R2(c onfig)#interface loopback 1
R2(Config-if-loopback1)# ip address 2.2.2.2 255.255.255.255
R2(c onfig)#router ospf 1
R2(c onfig-router)# ospf router-id 2. 2.2.2
R2(c onfig-router)# network 100.1.1.0/24 area 0
R2(c onfig-router)# network 100.2.1.0/24 area 0
R3 configuration:
R3(c onfig)#interface Vlan100
R3(Config-if-Vlan100)# ip address 100.1.2.2 255.255.255.0
R3(c onfig)#interface Vlan200
R3(Config-if-Vlan200)# ip address 100.2.2.2 255.255.255.0
R3(c onfig)#interface loopback 1
R3(Config-if-loopback1)# ip address 3.3.3.3 255.255.255.255
R3(c onfig)#router ospf 1
R3(c onfig-router)# ospf router-id 3. 3.3.3
R3(c onfig-router)# network 100.1.2.0/24 area 0
R3(c onfig-router)# network 100.2.2.0/24 area 0
R4 configuration:
R4(c onfig)#interface Vlan100
R4(Config-if-Vlan100)# ip address 100.2.1.1 255.255.255.0
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