Cisco交换机链路聚合.doc

下面是局域网的核心交换机（三层交换）和二层交换之间的端口聚合的操作实例：2950SwitchenSwitch#conf tEnter configuration commands, one per line.End with CNTL/Z.Switch(config)#int f0/1Switch(config-if)#channel-group 1 mode on%LINK-5-CHANGED: Interface Port-channel 1, changed state to up%LINEPROTO-5-UPDOWN: Line protocol on Interface Port-channel 1, changed state to upSwitch(config-if)#int f0/2Switch(config-if)#channel-group 1 mode on3560Switch(config)#int port-channel 1Switch(config-if)#exitSwitch(config)#ip routing(默认已经启用了路由功能)Switch(config)#int port-channel 1Switch(config-if)#no switchportSwitch(config-if)#ip add 1.1.1.1 255.0.0.0Switch(config-if)#no shutSwitch(config-if)#exitSwitch(config)#int f0/1Switch(config-if)#no switchport%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/1, changed state to down%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/1, changed state to upSwitch(config-if)#Switch(config-if)#no ip addSwitch(config-if)#channel-group 1 mode ?active Enable LACP unconditionallyauto Enable PAgP only if a PAgP device is detecteddesirableEnable PAgP unconditionallyon Enable Etherchannel onlypassiveEnable LACP only if a LACP device is detectedSwitch(config-if)#channel-group 1 mode on%LINK-5-CHANGED: Interface Port-channel 1, changed state to up%LINEPROTO-5-UPDOWN: Line protocol on Interface Port-channel 1, changed state to upSwitch(config-if)#Switch(config-if)#int f0/2Switch(config-if)#no switchport%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/2, changed state to down%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/2, changed state to upSwitch(config-if)#no ip addSwitch(config-if)#no ip addressSwitch(config-if)#channel-group 1 mode onSwitch(config-if)#exitSwitch(config)#int f0/3Switch(config-if)#no switchport%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/3, changed state to down%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/3, changed state to upSwitch(config-if)#ip add 2.2.2.1 255.0.0.0Switch