1.R2过滤R1的环回口的路由，允许其他路由通过 [R2]acl number 2000 [R2-acl-basic-2000]rule deny source 1.1.1.1 0.0.0.0 [R2-acl-basic-2000]rule permit [R2]ospf 1 [R2-ospf-1]area 1 [R2-o...

1.router-id一致故障 [R2]ospf 1 router-id 1.1.1.1 Info: The configuration succeeded. You need to restart the OSPF process to validate the new router ID. 2.重启OSPF进程 <R2>reset ...

图4-7  OSPF虚电路网络拓扑 1.R1配置 [R1]ospf 1 router-id 1.1.1.1 [R1-ospf-1]area 0 [R1-ospf-1-area-0.0.0.0]network 1.1.1.1 0.0.0.0 [R1-ospf-1-area-0.0.0.0]network 12.1.1.0 0.255.25...

图4-8  FR环境下配置OSPF网络拓扑 图4-9  FR配置网络拓扑 1.R1配置 [R1]interface Serial 0/0/0 [R1-Serial0/0/0]link-protocol fr ietf [R1-Serial0/0/0]undo fr inarp [R1-Serial0/0/0]ip a...

1.R1、R2、R3修改接口的OSPF类型 [R1]interface Serial 0/0/0 [R1-Serial0/0/0]ospf network-type p2mp [R2]interface Serial 0/0/0 [R2-Serial0/0/0]ospf network-type p2mp [R3]interface Ser...

图4-9  FR环境下配置OSPF网络拓扑 1.R1配置子接口 [R1]interface Serial 0/0/0.12 p2p [R1-Serial0/0/0.12]ip address 12.1.1.1 8 [R1-Serial0/0/0.12]fr dlci 102 [R1]interface Serial 0/0/0...

图5-1 基本配置网络拓扑 1.AS 234内配置OSPF [R2]ospf 1 router-id 2.2.2.2 [R2-ospf-1]area 0 [R2-ospf-1-area-0.0.0.0]network 2.2.2.2 0.0.0.0 [R2-ospf-1-area-0.0.0.0]network 23.1.1.0 0....

图6-1 交换机基本配置网络拓扑 1.初始状态交换机MAC地址表为空 [SW1]display mac-address 2.PC1去ping未知IP地址192.168.1.3，在PC2接口抓包 图6-2 SW3 G0/0/1口抓包 3.查看SW1交换机MAC地址表,...

图7-1 基本配置网络拓扑 1.交换机关闭STP协议 [SW1]stp disable [SW2]stp disable [SW3]stp disable 2.PC1连通未知IP地址 PC1>ping 192.168.1.3 Ping 192.168.1.3: 32 data bytes, Press Ctrl_C...

图8-1 VLAN基本配置网络拓扑 8.1 链路聚合 1.SW1、SW2配置链路聚合 [SW1]interface Eth-Trunk 1 [SW1-Eth-Trunk1]bpdu enable [SW1-Eth-Trunk1]mode lacp-static [SW2]interface Eth-Trunk 1 [S...