20-Etherchannel 以太通道链路冗余技术（三层冗余） //IOU模拟

20-Etherchannel 以太通道链路冗余技术（三层冗余） //IOU模拟

SW2(config)#int range e0/0 - 1SW2(config-if-range)#no shutdown SW2(config-if-range)#no switchport SW2(config-if-range)#channel-group 1 mode on

SW1(config)#int port-channel 1SW1(config-if)#no shutdown SW1(config-if)#ip add 172.16.24.1 255.255.255.0

SW2(config)#int port-channel 1 SW2(config-if)#no shutdown SW2(config-if)#ip add 172.16.24.2 255.255.255.0

三、验证：SW1#show int port-channel 1Port-channel1 is up, line protocol is up (connected) Hardware is Ethernet, address is 0000.0000.0000 (bia 0000.0000.0000)Internet address is 172.16.24.1/24MTU 1500 bytes, BW 20000 Kbit/sec, DLY 1000 usec

SW2#show int port-channel 1Port-channel1 is up, line protocol is up (connected) Hardware is Ethernet, address is 0000.0000.0000 (bia 0000.0000.0000)Internet address is 172.16.24.2/24MTU 1500 bytes, BW 20000 Kbit/sec, DLY 1000 usec

SW1#show etherchannel summaryFlags: D - down P - bundled in port-channelI - stand-alone s - suspendedH - Hot-standby (LACP only)R - Layer3 S - Layer2U - in use f - failed to allocate aggregator

M - not in use, minimum links not met u - unsuitable for bundling w - waiting to be aggregated d - default port

Number of channel-groups in use: 1Number of aggregators: 1

Group Port-channel Protocol Ports------+-------------+-----------+-----------------------------------------------1 Po1(RU) - Et0/0(P) Et0/1(P)

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