51CTO下载-CCNA命令集

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工大 List 查看 Start R1 启动一个R1的路由器 Idlepc get R1 优化R1 Idlepc save R1 db 保存优化结果

SDM Router#config t Router(config)#interface fastEthernet 0/0 打开0/0口 Router(config-if)#ip address 172.18.42.88 255.255.255.0 配置IP Router(config-if)#no shutdown 启用端口 Router(config-if)#do ping 172.18.42.88 Router(config)#ip http server Router(config)#ip http secure-server Router(config)#ip http authentication local Router(config)#username gary privilege 15 password 0 123 以上是在本机安装

SSH Router(config)#hostname gary1 设置服务器名字 gary1(config)#ip domain-name gary.com gary1(config)#crypto key generate rsa general-keys modulus 1024 选密钥的命令 gary1(config)#username gary privilege 15 password 0 123 gary1(config)#line vty 0 5 gary1(config-line)#transport input ssh telnet gary1(config-line)#login local gary1(config-line)#exit gary1(config)#interface fastEthernet 0/0 gary1(config-if)#ip address 172.18.42.89 255.255.255.0 gary1(config-if)#no sh gary1(config)#enable password 123 配置路由密码 重要命令 如何设置路由器名字 Enlabe Config t Hostname 如何在路由器上设置启用加密口令 En Config t Enable secret tood

OSPF协议试验 Router>en Router#conf t Enter configuration commands, one per line. End with CNTL/Z. Router (config)#hostname R1 R1(config)#interface serial 0/0 R1(config-if)#ip address 172.168.1.1 255.255.255.0 R1(config-if)#clock ra R1(config-if)#clock rate 64000 Unknown clock rate R1(config-if)#no sh R1(config-if)#in se 0/1 R1(config-if)#ip add 172.168.4.2 255.255.255.0 R1(config-if)#no sh R1(config-if)#in fa 0/0 R1(config-if)#ip add 192.168.0.1 255.255.255.0 R1(config-if)#no sh R1(config-if)#no sh

R2>en R2#conf t Enter configuration commands, one per line. End with CNTL/Z. Router (config)#hostname R2 R2(config)#in se 0/0 R2(config-if)#ip add 192.168.1.2 255.255.255.0 R2(config-if)#no sh R2(config-if)#in se 0/1 R2(config-if)#ip add 192.168.2.1 255.255.255.0 R2(config-if)#clock ra R2(config-if)#clock rate 64000 Unknown clock rate R2(config-if)#no sh R2(config-if)#in fa 0/0 R2(config-if)#ip add 192.168.0.2 255.255.255.0 R2(config-if)#no sh Router>en Router#conf t Enter configuration commands, one per line. End with CNTL/Z. Router (config)#hostname R3 R3(config)#in se 0/0 R3(config-if)#ip add 192.168.3.1 255.255.255.0 R3(config-if)#clok R3(config-if)#clock ra R3(config-if)#clock rate 64000 Unknown clock rate Router(config-if)#no sh R3(config-if)#in se 0/1 R3(config-if)#ip add 192.168.2.1 255.255.255.0 R3(config-if)#no sh R3(config-if)#in fa 0/0 R3(config-if)#ip add 192.168.0.3 255.255.255.0 R3(config-if)#no sh

Router>en Router#conf t Enter configuration commands, one per line. End with CNTL/Z. Router(config)#ho R4 R4(config)#in se 0/0 R4(config-if)#ip add 192.168.3.2 255.255.255.0 R4(config-if)#no sh R4(config-if)#in se 0/1 R4(config-if)#ip add 192.168.4.1 255.255.255.0 R4(config-if)#cl R4(config-if)#clock ra 64000 Unknown clock rate R4(config-if)#no sh R4(config-if)#in fa 0/0 R4(config-if)#ip add 192.168.0.4 255.255.255.0 R4(config-if)#no sh (以上都是接口命令) OSPF 路由命令 R1(config)#router ospf 1 R1(config-router)#ne R1(config-router)#network 192.168.1.0 0.0.0.255 area 0 R1(config-router)#network 192.168.0.0 0.0.0.255 area 0 R1(config-router)#network 192.168.4.0 0.0.0.255 area 0 R2(config)#ro R2(config)#router ospf 1 R2(config-router)#ne R2(config-router)#network 192.168.1.0 0.0.0.255 ar R2(config-router)#network 192.168.1.0 0.0.0.255 area 0 R2(config-router)#network 192.168.2.0 0.0.0.255 area 0 R2(config-router)#network 192.168.0.0 0.0.0.255 area 0

R3(config)#ro ospf 1 R3(config-router)#ne 192.168.2.0 0.0.0.255 ar 0 R3(config-router)#ne 192.168.0.0 0.0.0.255 ar 0 R3(config-router)#ne 192.168.3.0 0.0.0.255 ar 0

R4(config)#ro osp 1 R4(config-router)#ne 192.168.3.0 0.0.0.255 ar 0 R4(config-router)#ne 192.168.4.0 0.0.0.255 ar 0 R4(config-router)#ne 192.168.0.0 0.0.0.255 ar 0 回环接口 R1#conf t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#in R1(config)#interface lo R1(config)#interface loopback 0 %LINK-5-CHANGED: Interface Loopback0, changed state to up %LINEPROTO-5-UPDOWN: Line protocol on Interface Loopback0, changed state to up R1(config-if)#ip add 1.1.1.1 255.255.255.0 R1(config-if)#no sh R1(config-if)# %SYS-5-CONFIG_I: Configured from console by console R1#wr Building configuration... [OK]

单臂路由和vlan-vtp 交换1 Switch>en Switch#conf t Enter configuration commands, one per line. End with CNTL/Z. Switch(config)#in Switch(config)#interface ra Switch(config)#interface range fa Switch(config)#interface range fastEthernet 0/23 - 24 Switch(config-if-range)#sw