//以cisco为例,在核心交换机上查询，我电脑的ip 192.168.12.28 cisoc switch#show ip arp 192.168.12.28Protocol Address Age (min) Hardware Addr Type InterfaceInternet 192.168.12.28 0 000d.88f7.567a ARPA Vlan11//查到我电脑的mac 地址000d.88f7.567a， ,用cmd--ipconfig/all确认Physical Address. . . . . . . . . : 00-0D-88-F7-56-7A//其mac地址是正确的。//再用mac地址查询，边缘交换机接在核心交换机的哪个端口，如下为4/10口 cisoc switch#show mac-add | in 000d.88f7.567a 11 000d.88f7.567a dynamic ip GigabitEthernet4/10 //在核心交换机上查询详细资料，发现连接4/10口的交换机的ip是192.168.1.2cisco switch#show cdp neighbors detailDevice ID: description about deviceEntry address(es): IP address: 192.168.1.2Platform: cisco WS-C2960-48TC-L, Capabilities: Switch IGMPInterface: GigabitEthernet4/10, Port ID (outgoing port): GigabitEthernet0/2Holdtime : 170 sec //telnet 192.168.1.2,查到Mac地址为000d.88f7.567a 是接在0/25端口cisco switch2#show mac address-table address 000d.88f7.567a Mac Address Table-------------------------------------------
Vlan Mac Address Type Ports---- ----------- -------- ----- 11 000d.88f7.567a DYNAMIC Fa0/25Total Mac Addresses for this criterion: 1
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