一:实验要求:要使得VLAN10的PC1与VLAN20的PC2能PING通 4.将GE0/0/1接口改成中继口 [sw1]int g0/0/1 [sw1-GigabitEthernet0/0/1]port link-type trunk [sw1-GigabitEthernet0/0/1]port trunk allow-pass vlan all 5.在AR1中建立子接口0/0/0.1和0/0/0.2并配置网关及掩码 <Huawei>sys [Huawei]int g0/0/0 [Huawei]undo shut [Huawei]int g0/0/0.1 [Huawei-GigabitEthernet0/0/0.1]dot1q termination vid 10 [Huawei-GigabitEthernet0/0/0.1]ip add 192.168.10.1 24 [Huawei-GigabitEthernet0/0/0.1]int g0/0/0.2 [Huawei-GigabitEthernet0/0/0.2]dot1q termination vid 20 [Huawei-GigabitEthernet0/0/0.2]ip add 192.168.20.1 24 6.子接口开启ARP功能 [Huawei-GigabitEthernet0/0/0.2]arp broadcast enable [Huawei-GigabitEthernet0/0/0.2]int g0/0/0.1 [Huawei-GigabitEthernet0/0/0.1]arp broadcast enable 7.验证:能使PC1 ping PC2 PC>ping 192.168.20.10 Ping 192.168.20.10: 32 data bytes, Press Ctrl_C to break --- 192.168.20.10 ping statistics ---  | 
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