网络管理员必备：cisco设备配置
cisco设备配置—前提配置：en conf t no ip domain-lookup line con 0 logg syn exec-time 0 0 exit host r1 cisco设备配置—VTP配置： vtp domain domain_name vtp mode server/client/transparent vtp password password vtp pruning vtp version 2 查看VTP配置：show vtp status cisco设备配置—VLAN配置： vlan database (特权模式) vlan 2 name caiwubu exit vlan 2 (全局模式) 查看VLAN配置：show vlan brief cisco设备配置—VLAN Trunk配置： swit trunk encapsulation isl/dot1q/negotiate (接口里面，封装类型) swit mode trunk 查看配置：show int f0/1 swit 以太网通道： int rang f0/1 -f0/10 swit mode trunk chan lacp;pagp channel-group 1 mode on exit cisco设备配置—三层交换配置： ip routing no swt (改为路由接口) ip helper-add 192.168.1.1 (DHCP服务器地址) cisco设备配置—PVST+配置： 1.span vlan 2,4-6 pri 4096(倍数0-32768) 2. root pri/sec span vlan 2 cost 150 (0-255) span vlan 2 por * 查看配置：show span show span vlan * d cisco设备配置—HSRP配置： int vlan 2 ip add 192.168.1.1 255.255.255.0 stan 2 ip 192.168.1.254 (虚拟的IP地址) stan 2 pri 150 (0-255) stan 2 pree stan 2 track int f1/0 100 查看HSRP：show stan b cisco设备配置—ACL配置： 标准：acc 1(1-99) per(pre den) source(数据源地址) int f0/0 ip nat inside int f1/0 ip nat outside int f0/0 ip acc 1 in 扩展：acc 101(100-199) per(pre/den) protocol(协议) 源地址 目标地址 -- 命名：ip acc stan/ext test per/den host 192.168.1.1 定时：time-range mytie per wee 8:30 to 17:30 acc ....... time-range mytie 查看：show acc cisco设备配置—NAT配置： 静态：ip nat ins sou sta 192.168.100.2 61.159.62.136 端口映射：ip nat ins sou sta tcp 192.168.100.2 80 61.159.62.131 8080 extendable 动态：acc 1 per 192.168.1.0 0.0.0.255 ip nat pool test0 61.159.62.131 62.159.62.190 netmask 255.255.255.192 ip nat ins sou list 1 pool test0 overload PAT: acc 1 per 10.1.1.0 0.0.0.255 1.ip nat pool test1 61.159.62.131 61.159.62.131 netmask 255.255.255.148 ip nat ins sou list 1 pool test1 overload 2.ip nat ins sou list 1 int f0/0 overload cisco设备配置—RIP配置： router rip ver 2 no au- network 192.168.1.0 ----- cisco设备配置—OSPF配置： router ospf 1 router-id 1.1.1.1 network 10.0.0.0 0.0.0.3 area 0 末梢区域：area 1 stub 完全末梢区域：area 1 stub no-su ness：area 1 nssa 完全ness：area 1 nssa no-su 路由重分发： router rip red ospf 1 metric 10 router ospf 1 red rip subnets def-in orig (默认) red sta subnets (静态) red conn subnets (直连)
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