冗余及负载均衡01

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1、CCNP交换课程第六章冗余及负载均衡课程概述EtherChannel(以太通道)PAgP(端口集合协议)EtherChannel配置实例交换环境中的冗余模块(电源模块,路由模块)热备份路由协议(HSRPVRRPGLBPSLB)配置热备份路由协议HSRP配置实例(实验)EtherChannel,HSRP以太通道©2003,CiscoSystems,Inc.Allrightsreserved.3LoadBalancingwithEtherChannelLogicalaggregationofsimilarlinksViewedasonelogicalp

2、ortSwitch-levelloadbalancingRedundancyConfiguringEtherChannelSwitch(config)#interfaceport-channelport-channel-numberCreatesaport-channelinterfaceSwitch(config-if)#ipaddressaddressmaskAssignsanIPaddressandsubnetmasktotheEtherChannelSwitch(config-if)#channel-groupnumbermode{auto

3、

4、desirable

5、on}Configurestheinterfaceinaport-channelandspecifiesthePAgPmodeSwitch(config)#interfaceinterfaceslot/portSpecifiesaninterfacetoconfigureVerifyingEtherChannelSwitch#showrunning-configinterfaceport-channelnumDisplaysport-channelinformationSwitch#showruninterfaceport-c

6、hannel1Buildingconfiguration...Currentconfiguration:!interfacePort-channel1noipaddressnoipdirected-broadcastendSwitch#showrunning-configinterfaceinterfacex/yDisplaysinterfaceinformationSwitch#showruninterfacegig0/9Buildingconfiguration...Currentconfiguration:!interfa

7、ceGigabitEthernet0/9noipaddresschannel-group1modedesirableendVerifyingEtherChannel(Cont.)Switch#showetherchannelnumport-channelDisplaysport-channelinformationafterconfigurationSwitch#showetherchannel1port-channelPort-channelsinthegroup:----------------------Port-channel:Po1-

8、-----------AgeofthePort-channel=01d:01h:31m:38sLogicalslot/port=1/0Numberofports=2GC=0x00020001HotStandByport=nullPortstate=Port-channelAg-InusePortsinthePort-channel:IndexLoadPortECstate------+------+------+------------000Gi0/9desirable-sl000Gi0/10desirable-slTimesincelastpor

9、tbundled:00d:20h:04m:38sGi0/9TimesincelastportUn-bundled:00d:21h:17m:20sGi0/10ConfiguringEtherChannelLoadBalancingSwitch#showetherchannelload-balanceSourceXORDestinationIPaddressSwitch(config)#port-channelload-balancetypeConfiguresEtherChannelloadbalancingEtherChannelLoadBalan

10、cingConfigureEtherChannelloadbalancing.setportchannelalldistr