If you see no output from the previous step, probably the device is right there on this port.In this case, connect to that switch and repeat from Step #3. If this command outputs something, it will also tell you the management address of the switch connected. Here, use the port we found in the previous step. Check if you have some switches connected to that port with show cdp neighbor detail.Use show mac address-table address, where the is the one we found in the previous step.Here, you will see the MAC address of such device, then: Use show ip arp | include, where is the IP of your target device.Connect to the device that acts as default router for the target network and ping your target IP.Steps to find a device in a network using the MAC address table and the ARP table.
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May 2023
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