Planet XGS3-24042 User Manual download pdf (Page 321)

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Switch(config)#interface vlan 1

Switch(Config-if-Vlan1)#ip address 1.1.1.1 255.255.255.0

Switch(Config-if-Vlan1)#exit

Switch(config)#interface vlan 2

Switch(Config-if-Vlan2)#ip address 2.2.2.2 255.255.255.0

Switch(Config-if-Vlan2)#exit

Switch(config)#router ospf 10

Switch(config-router)#network 2.2.2.0/24 area 1

Switch(config-router)#exit

Switch(config)#router ospf 20

Switch(config-router)#network 1.1.1.0/24 area 1

Switch(config-router)#redistribute ospf 10

Switch(config-router)#exit

38.3.2 Configuration Examples of OSPF VPN

Figure 38-4 OSPF VPN Example

The above figure shows that a network consists of three Layer 3 switches in which the switchA as PE,

SwitchB and SwitchC as CE1 and CE2. The PE is connected to CE1 and CE2 through vlan1 and vlan2. The

routing messages are exchanged between PE and CE through OSPF protocol.

a) SwitchA, the Layer 3 switch as PE

Configure VPN route/transmitting examples vpnb and vpnc

SwitchA#config

SwitchA(config)#ip vrf vpnb

SwitchA(config-vrf)#

SwitchA(config-vrf)#exit

SwitchA#(config)

SwitchA(config)#ip vrf vpnc

SwitchA(config-vrf)#

SwitchA(config-vrf)#exit

SWITCHA

SWITCHB

SWITCHC

Interface

vlan1:10.1.1.1/24

Interface

vlan1:10.1.1.2/24

Interface

vlan2:20.1.1.1/24

Interface

vlan1:20.1.1.2/24

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