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Configuration procedure
1. Configure Router A:
<RouterA> system-view
[RouterA] bridge enable
[RouterA] bridge 1 enable
[RouterA] interface ethernet 1/1
[RouterA-Ethernet1/1] bridge-set 1
[RouterA-Ethernet1/1] quit
[RouterA] interface serial 2/0
[RouterA-Serial2/0] link-protocol hdlc
[RouterA-Serial2/0] bridge-set 1
2. Configure Router B:
<RouterB> system-view
[RouterB] bridge enable
[RouterB] bridge 1 enable
[RouterB] interface ethernet 1/1
[RouterB-Ethernet1/1] bridge-set 1
[RouterB-Ethernet1/1] quit
[RouterB] interface Serial 2/0
[RouterB-Serial2/0] link-protocol hdlc
[RouterB-Serial2/0] bridge-set 1
Configuration example for bridging with FR sub-interface
support
Network requirements
As shown in Figure 114 , Router A and Router B are interconnected through an FR link.
Enable bridging on the FR subinterfaces Serial 2/0.1 and Serial 2/0.2 so traffic between Host A and
Host B can be bridged through bridge set 1 and traffic between Host C and Host D can be bridged
through bridge set 2.
In this example, Router B is a DCE device.
Figure 114 Network diagram