Is it possible to detect a switch behind a router?

Question

Is it possible to detect a switch behind a router?

Answer 1

If it's discoverable via SNMP, then you can interrogate it. Not all switches and hubs have a management interface though.

Answer 2

This message oftentimes skill you have a gadget working dhcp interior of your community. consistent with risk a server? otherwise a gadget with cyber web connection sharing became on. NO gadget ought to have this on while utilizing the router.

Answer 3

you cant see the switch in the network setup but you can see all the devises connected and all the routers

Answer 4

If the switch is not manageable then no. It won't even have a MAC address.



If it is manageable, then it'll have a MAC address and you can give it an IP address. It should show up in the ARP cache. BTW, the MAC address won't be tied to a port, it's more of a virtual MAC address on the processor/motherboard.



Cisco switches have Cisco Discovery Protocol (CDP) and so if you're on another Cisco device you can 'show cdp neighbor' and you'll see it that way.