I received a call from client that network is down. We have
100 or 1000 of switches and routers so how could we find the
client switch and its port number? and useful commands to find
this ?

Answers were Sorted based on User's Feedback



I received a call from client that network is down. We have 100 or 1000 of switches and routers so..

Answer / sunny

Tracert to the destination ip

Is This Answer Correct ?    12 Yes 5 No

I received a call from client that network is down. We have 100 or 1000 of switches and routers so..

Answer / taim

@ Sunny
How can we traceroute if each router is connected to 100 switches.

Is This Answer Correct ?    6 Yes 2 No

I received a call from client that network is down. We have 100 or 1000 of switches and routers so..

Answer / rahul

We take customer mac and ip adress..and check the customer
ip in router and we get ip and mac from router .we get the
port no also where that mac addres learn ...after that i
will check this mac ..every downline connected switch
.(means where that mac is learn..) we get that client
pc.....othere wise we tell to customer to trace the router

Is This Answer Correct ?    7 Yes 3 No

I received a call from client that network is down. We have 100 or 1000 of switches and routers so..

Answer / rakesh

Hi guys,

I think we can find the router by using the router host name.

Is This Answer Correct ?    1 Yes 0 No

I received a call from client that network is down. We have 100 or 1000 of switches and routers so..

Answer / rifthy

Show cdp neighbor details and traceroute from the client's
side would help

Is This Answer Correct ?    0 Yes 0 No

I received a call from client that network is down. We have 100 or 1000 of switches and routers so..

Answer / chandu

sh ip int brief : in ip add..

Is This Answer Correct ?    0 Yes 0 No

I received a call from client that network is down. We have 100 or 1000 of switches and routers so..

Answer / javid

Dears, i think in such a large environment you must have
configured cdp. so by the help of cdp you can find the
specific switch. i hope this answer will help u.

Is This Answer Correct ?    1 Yes 2 No

I received a call from client that network is down. We have 100 or 1000 of switches and routers so..

Answer / cbcddgg

# show inventory


by using this command you can find yours answers.

Is This Answer Correct ?    0 Yes 2 No

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