双机热备(HRSP)

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1、两台路由器+两台三层交换机做冗余最大限度避免单点故障网络拓扑图如下：拓扑说明：1．路由器Internet是一台模拟Internet环境的路由器，为了尽可能真实，我仅在路由器上配置了相应的端口IP没有任何静态或动态路由。2．接入层交换机为傻瓜型设备，仅设置vlan端口划分。随时可以更换，基本不用做任何配置。1．两台交换机互相做备份，配置基本差不多。区别在于VTPServer在MSW上，BSW作为VTPClient存在。2．SPT没有专门配置，有设备自动生成。3．两台路由器互相备份，配置基本差不多。4．该配置环境中只要有一台路由器和一台核心交换机在工作，网络可以正常工作。5．其他详细网络参

2、数基本可以在拓扑图上找到，更详细的参数，请参照最后的配置文件。配置情况：基本配置InternetenableconfigureterminalhostnameInternetinterfaceg0/0ipaddress8.8.8.254255.255.255.0noshutdownexitinterfaceg0/1ipaddress1.1.1.1255.255.255.0noshutdownexitinterfaceg0/2ipaddress2.2.2.1255.255.255.0noshutdownexitexitwriteMRenableconfigureterminalhostn

3、ameMRinterfaceg0/0ipaddress1.1.1.2255.255.255.0noshutdownexitinterfaceg0/1ipaddress192.168.10.2255.255.255.0noshutdownexitinterfaceg0/2ipaddress192.168.20.2255.255.255.0noshutdownexitexitwriteBRenableconfigureterminalhostnameBRinterfaceg0/0ipaddress2.2.2.2255.255.255.0noshutdownexitinterfaceg0/1

4、ipaddress192.168.20.3255.255.255.0noshutdownexitinterfaceg0/2ipaddress192.168.10.3255.255.255.0noshutdownexitexitwritemswenableconfigureterminalhostnameMSWiproutingexitwritebswenableconfigureterminalhostnameBSWiproutingexitwriteSW1enableconfigureterminalhostnameSW1exitwriteSW2enableconfigureterm

5、inalhostnameSW2exitwrite配置交换机VLANMSWenableconfigureterminalvtpdomainavtppasswordavtpmodeservervlan10vlan20vlan100vlan200interfacevlan10ipaddress192.168.10.253255.255.255.0exitinterfacevlan20ipaddress192.168.20.253255.255.255.0exitinterfacevlan100ipaddress192.168.100.253255.255.255.0exitinterface

6、vlan200ipaddress192.168.200.253255.255.255.0exitinterfacerangef0/1-24switchportmodeaccessswitchportmodetrunkswitchporttrunkallowedvlanallexitinterfaceg0/1switchportmodeaccessswitchportaccessvlan10exitinterfaceg0/2switchportmodeaccessswitchportaccessvlan20exitexitwriteBSWenableconfigureterminalvt

7、pdomainavtppasswordavtpmodeclientinterfacevlan10ipaddress192.168.10.252255.255.255.0exitinterfacevlan20ipaddress192.168.20.252255.255.255.0exitinterfacevlan100ipaddress192.168.100.253255.255.255.0exitinterfacevlan200ipaddres