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ATM Switch Router Software Configuration Guide
OL-7396-01
Chapter16 Configuring Tag Switching and MPLS
Tag Switching Configuration Example
Tag Switching Configuration Example

Figure 16-4 shows an example tag switching network.

Figure 16-4 Example Network for Tag Switching

Router 5-1 Configuration

The configuration of router R5-1, interface e0/1, follows:

router_R5-1# configure terminal
router_R5-2(config)# ip cef switch
router_R5-1(config)# tag-switching advertise-tags
router_R5-1(config)# interface e0/1
router_R5-1(config-if)# tag-switching ip
router_R5-1(config-if)# exit
router_R5-1(config)#

Router 5-2 Configuration

The configuration between router R5-1, interfacee0/1, and R5-2, interface e0/1, follows:

router_R5-2# configure terminal
router_R5-2(config)# ip cef switch
router_R5-2(config)# tag-switching advertise-tags
router_R5-2(config)# interface e0/1
router_R5-2(config-if)# tag-switching ip
router_R5-2(config-if)# exit
router_R5-2(config)#

The configuration between router R5-2, interfacee0/2, and R5-3, interface e0/2, follows:

route_R5-2(config)# interface e0/2
route_R5-2(config-if)# tag-switching ip
route_R5-2(config-if)# exit

The configuration of router R5-2, interfacea2/0.1, follows:

router_R5-2(config-if)# interface a2/0.1
router_R5-2(config-subif)# ip address 189.26.11.15 255.255.0.0
router_R5-2(config-subif)# tag-switching ip
router_R5-2(config-subif)# no shutdown
router_R5-2(config-subif)# exit
router_R5-2(config)# interface a2/0
router_R5-2(config)# no shutdown
12463
R5-1 R5-5
R5-3R5-2
A6-4 A5-4
e0/3
e0/2 e0/2 e0/2
e0/1e0/1 e0/5
e0/1e0/4 e0/4a2/0
a0/1/1 a0/1/1
a0/0/3 a0/0/3
a2/0