在三层交换机和二层交换机做如何配置使这两台主机ping通
配置完成,然后将PC1的地址设置为192.168.10.2,掩码255.255.255.0,网关192.192.168.10.1
PC2的地址设置为192.168.20.2,掩码255.255.255.0,网关192.192.168.20.1
二层交换机S1:
S1(vlan)#vlan 10
S1(vlan)#exit
S1#config
S1(config)#int f0/2
S1(config-if)#switchport mode access
S1(config-if)#switchport acc vlan 10
S1(config)#int f0/1
S1(config-if)#switchport mode trunk
二层交换机S2:
S2(vlan)#vlan 20
S2(vlan)#exit
S2#config
S2(config)#int f0/2
S2(config-if)#switchport mode access
S2(config-if)#switchport acc vlan 20
S2(config)#int f0/1
S2(config-if)#switchport mode trunk
三层交换机S3:
S3(vlan)#vlan 10
S3(vlan)#vlan 20
S3(vlan)#exit
S3#config
S3(config)#interface vlan 10
S3(config-if)#ip add 192.168.10.1 255.255.255.0
S3(config-if)#exit S3(config-if)#int vlan 20
S3(config-if)#ip add 192.168.20.1 255.255.255.0 在三层交换机内打:S3(config)#ip routing
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