03核心层交换机配置课件.ppt

;VLAN间路由;Page */46;什么是三层交换机;三层交换实现VLAN间路由;;三层交换实现VLAN间路由（续）;三层交换的路由功能;三层交换机和路由器相连的网络;路由器配置;三层交换机和路由器相连的网络（续);三层交换机路由协议的配置;查看三层交换机路由配置;;在2层交换机上配置VLAN SW-2L(config)#vlan 2 SW-2L(config-vlan)#vlan 3 SW-2L(config-vlan)#exit SW-2L(config)#interface range f0/11 - 15 SW-2L(config-if-range)#switchport access vlan 2 SW-2L(config-if-range)#switchport mode access SW-2L(config)#interface range f0/16 - 23 SW-2L(config-if-range)#switchport access vlan 3 SW-2L(config-if-range)#switchport mode access;在2层交换机上配制Trunk接口 SW-2L(config)#interface f0/24 SW-2L(config-if)#switchport mode trunk;在3层交换机上配置与2层交换机相同的VLAN（配置步骤与方法相同） 在3层交换机上启动路由 SW-3L(config)#ip routing;在3层交换机上配置各VLAN的IP地址 SW-3L(config)#interface vlan 1 SW-3L(config-if)#ip address 192.168.1.1 255.255.255.0 SW-3L(config-if)#no shut SW-3L(config)#interface vlan 2 SW-3L(config-if)#ip address 192.168.2.1 255.255.255.0 SW-3L(config-if)#no shut SW-3L(config)#interface vlan 3 SW-3L(config-if)#ip address 192.168.3.1 255.255.255.0 SW-3L(config-if)#no shut;在3层交换机上查看路由表 SW-3L#show ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set C 192.168.1.0/24 is directly connected, Vlan1 C 192.168.2.0/24 is directly connected, Vlan2 C 192.168.3.0/24 is directly connected, Vlan3;在主机192.168.2.156上ping 192.168.3.156 C:\ping 192.168.3.156 Pinging 192.168.3.156 with 32 bytes of data: Reply from 192.168.3.156: bytes=32 time1ms TTL=254 Reply from 192.168.3.156: bytes=32 time1ms TTL=254 Reply from 192.168.3.156: bytes=32 time1ms TTL=254 Reply from 192.168.3.156: bytes=32 time1ms