cisco交换机端口聚合、VTP、ACL配置实例

原创作品，允许转载，转载时请务必以超链接形式标明文章 原始出处 、作者信息和本声明。否则将追究法律责任。http://blog.chinaunix.net/space.php?uid=9419692&do=blog&id=3182605 网络拓扑： **************** 基本配置 **************** SW1> en ；进入特权模式 SW1# conf t ；进入全局配置模式 SW1(config)# hostname SW1 ；设置交换机的主机名 SW1(config)# enable secret cisco ；设置特权加密口令 SW1(config)# enable password cisco ；设置特权非密口令 SW1(config)# line console 0 ；进入控制台口 SW1(config-line)# login ；允许登录 SW1(config-line)# password cisco1 ；设置登录口令xx SW1(config)# line vty 0 4 ；进入虚拟终端 SW1(config-line)# login ；允许登录 SW1(config-line)# password cisco2 ；设置登录口令xx SW1# exit ；返回命令 **************** 链路聚合 **************** SW1：2960 interface Port-channel 1 description Channel group member f0/1-2 switchport switchport trunk encapsulation dot1q switchport mode trunk int ran f0/1 - 2 description Connect to SW5 on port f0/1-2 switchport trunk encapsulation dot1q switchport mode trunk channel-group 1 mode desirable switchport trunk allowed vlan all SW2：2960 interface Port-channel 2 description Channel group member f0/1-2 switchport switchport trunk encapsulation dot1q switchport mode trunk int ran f0/1 - 2 description Connect to SW5 on port f0/3-4 switchport trunk encapsulation dot1q switchport mode trunk channel-group 2 mode desirable switchport trunk allowed vlan all SW3：2960 interface Port-channel 3 description Channel group member f0/1-2 switchport switchport trunk encapsulation dot1q switchport mode trunk int ran f0/1 - 2 description Connect to SW5 on port f0/5-6 switchport trunk encapsulation dot1q switchport mode trunk channel-group 3 mode desirable switchport trunk allowed vlan all SW4：2960 interface Port-channel 4 description Channel group member f0/1-2 switchport switchport trunk encapsulation dot1q switchport mode trunk int ran f0/1 - 2 description Connect to SW5 on port f0/7-8 switchport trunk encapsulation dot1q switchport mode trunk channel-group 4 mode desirable switchport trunk allowed vlan all SW5: 3560 interface Port-channel 1 description Channel group member SW1 f0/1-2 switchport switchport trunk encapsulation dot1q switchport mode trunk int ran f0/1 - 2 description Connect to SW1 on port f0/1-2 switchport trunk encapsulation dot1q switchport mode trunk channel-group 1 mode auto switchport trunk allowed vlan all interface Port-channel 2 description Channel group member SW2 f0/1-2 switchport switchport trunk encapsulation dot1q switchport mode trunk int ran f0/3 - 4 description Connect to SW2 on port f0/1-2 switchport trunk encapsulation dot1q switchport mode trunk channel-group 2 mode auto switchport trunk allowed vlan all interface Port-channel 3 description Channel group member SW3 f0/1-2 switchport switchport trunk encapsulation dot1q switchport mode trunk int ran f0/5 - 6 description Connect to SW3 on port f0/1-2 switchport trunk encapsulation dot1q switchport mode trunk channel-group 3 mode auto switchport trunk allowed vlan all interface Port-channel 4 description Channel group member SW4 f0/1-2 switchport switchport trunk encapsulation dot1q switchport mode trunk int ran f0/7 - 8 description Connect to SW4 on port f0/1-2 switchport trunk encapsulation dot1q switchport mode trunk channel-group 4 mode auto switchport trunk allowed vlan all sh ip int bri **************** 配置VTP **************** SW5: 3560 SW5#vlan database SW5(vlan)#vtp server Device mode already VTP SERVER. SW5(vlan)#vtp domain tianyu Changing VTP domain name from NULL to tianyu SW5(vlan)#vtp password cisco Setting device VLAN database password to cisco SW5(vlan)#exit APPLY completed. Exiting.... SW1：2960 SW1#vlan database SW1(vlan)#vtp client Setting device to VTP CLIENT mode. SW1(vlan)#vtp domain tianyu Domain name already set to tianyu . SW1(vlan)#vtp password cisco Setting device VLAN database password to cisco. SW1(vlan)#vlan 3 name db SW1(vlan)#vlan 4 name platform SW1(vlan)#vlan 5 name web SW1(vlan)#end SW1(config)#int range f0/3 - 8 SW1(config-if-range)#switchport mode access SW1(config-if-range)#switchport access vlan 3 SW1(config-if-range)#no sh SW1(config-if-range)#exit SW1(config)#int ran f0/9 - 14 SW1(config-if-range)#switchport mode access SW1(config-if-range)#switchport access vlan 4 SW1(config-if-range)#no sh SW1(config-if-range)#exit SW1(config)#int ran f0/15 - 24 SW1(config-if-range)#switchport mode access SW1(config-if-range)#switchport access vlan 5 SW1(config-if-range)#no sh SW1(config-if-range)#exit SW2：2960 SW2#vlan database SW2(vlan)#vtp client Setting device to VTP CLIENT mode. SW2(vlan)#vtp domain tianyu Domain name already set to tianyu . SW2(vlan)#vtp password cisco Setting device VLAN database password to cisco. SW2(config)#int range f0/3 - 8 SW2(config-if-range)#switchport mode access SW2(config-if-range)#switchport access vlan 3 SW2(config-if-range)#no sh SW2(config-if-range)#exit SW2(config)#int ran f0/9 - 14 SW2(config-if-range)#switchport mode access SW2(config-if-range)#switchport access vlan 4 SW2(config-if-range)#no sh SW2(config-if-range)#exit SW2(config)#int ran f0/15 - 24 SW2(config-if-range)#switchport mode access SW2(config-if-range)#switchport access vlan 5 SW2(config-if-range)#no sh SW2(config-if-range)#exit /*SW3、SW4也类似的配置*/ SW5: 3560 SW5(config)#ip routing SW5(config)#int vlan 3 SW5(config-if)#ip add 192.168.3.1 255.255.255.0 SW5(config-if)#no sh SW5(config-if)#exit SW5(config)#int vlan 4 SW5(config-if)#ip add 192.168.4.1 255.255.255.0 SW5(config-if)#no sh SW5(config-if)#exit SW5(config)#int vlan 5 SW5(config-if)#ip add 192.168.5.1 255.255.255.0 SW5(config-if)#no sh SW5(config-if)#exit sh ip route sh vtp stat sh vlan bri sh int tr **************** 配置ACL **************** /*vlan3与vlan5之间互访，vlan4与vlan5之间互访，禁止vlan3与vlan4之间互访*/ SW5(config)# access-list 101 permit ip 192.168.3.0 0.0.0.255 192.168.5.0 0.0.0.255 SW5(config)# access-list 102 permit ip 192.168.4.0 0.0.0.255 192.168.5.0 0.0.0.255 SW5(config)# access-list 103 permit ip 192.168.5.0 0.0.0.255 0.0.0.0 255.255.255.255 **************** 应用ACL至VLAN端口 **************** SW5(config)# int vlan 3 SW5(config-if)# ip access-group 101 in SW5(config)# int vlan 4 SW5(config-if)# ip access-group 102 in SW5(config)# int f0/24 SW5(config-if)# ip access-group 103 in **************** 端口镜像：3560 **************** 监听指定vlan SW5#show monitor 检查是否已存在镜像的配置 SW5#conf t 进入全局模式 SW5(config)#no monitor session 1 SW5(config)#monitor session 1 source vlan 3 - 5 both 监控vlan 3 - 5 SW5(config)#monitor session 1 destination int f0/23 把信息复制到f0/23 SW5(config)#end 返回 SW5#show monitor 监听指定端口 SW5#show monitor 检查是否已存在镜像的配置 SW5#conf t 进入全局模式 SW5(config)#no monitor session 1 SW5(config)#monitor session 2 source int f0/24 both 监控端口f0/24 SW5(config)#monitor session 2 destination int f0/23 把信息复制到f0/23 SW5(config)#end 返回 SW5#show monitor session 2 经过以上配置后,就可以用sinffer进行抓包了! 本文出自 “聆听未来” 博客，请务必保留此出处http://blog.chinaunix.net/space.php?uid=9419692&do=blog&id=3182605