How to show all IP addresses that a router sees

Configurare noua (How To)

Situatie

Assuming that you have multiple switches connected to a router in a building and you want to track whether a specific IP address is already assigned to a connected device.

Solutie

So, to avoid connecting to each switch individually, you just need to connect to the router and use the following command:

show ip arp – this command will display all the IP addresses that the router currently sees.

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