515
SwitchB(config-if-vlan1)#exit
SwitchB(config)# interface vlan 3
SwitchB(config-if-vlan3)# IPv6 address 2020:1:1::1/64
SwitchB(config-if-vlan3)# IPv6 router ospf area 1
SwitchB(config-if-vlan3)#exit
SwitchB(config)#exit
SwitchB#
Layer 3 switch SwitchC:
! Enable OSPFv3 protocol, configure router ID
SwitchC(config)#router IPv6 ospf
SwitchC(config-router)#router-id 192.168.2.3
Configure interface vlan3 IPv6 address and affiliated OSPFv3 area
SwitchC#config
SwitchC(config)# interface vlan 3
SwitchC(config-if-vlan3)# IPv6 address 2020:1:1::2/64
SwitchC(config-if-vlan3)# IPv6 router ospf area 1
SwitchC(config-if-vlan3)#exit
SwitchC(config)#exit
SwitchC#
Layer 3 switch SwitchD:
! Enable OSPFv3 protocol, configure router ID
SwitchD(config)#router IPv6 ospf
SwitchD(config-router)#router-id 192.168.2.4
Configure interface vlan3 IPv6 address and affiliated OSPFv3 area
SwitchD#config
SwitchD(config)# interface vlan 3
SwitchD(config-if-vlan3)# IPv6 address 2030:1:1::2/64
SwitchD(config-if-vlan3)# IPv6 router ospf area 0
SwitchD(config-if-vlan3)#exit
SwitchD(config)#exit
SwitchD#
Layer 3 switch SwitchE:
! Startup OSPFv3 protocol, configure router ID
SwitchE(config)#router IPv6 ospf
SwitchE(config-router)#router-id 192.168.2.5
Configure interface IPv6 address and affiliated OSPFv3 area
SwitchE#config
SwitchE(config)# interface vlan 2