How to find who is polling my device

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Apr 21st, 2008
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I often get snmp authentication failure trap, but this trap has no minder of who is poll the device,any way I can find which IP want to poll my device? Thanks.

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ly633 Mon, 04/21/2008 - 19:15
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just find a switch send trap:

1208833671 1 Tue 04 22 11:07:51 2008 switch1 - Received SNMP_

Authen_Failure from switch1(Enterprise : snmpTraps , Event forward

ed from : server1) at 11:07:51 AM on 4/22/2008 with 1 parameters, Severity : W

arning , Parameters : Format:;2 . 0

But I can't find related SYSLOG %SNMP-3-AUTHFAIL on the switch, why? I seems I never get such %SNMP-3-AUTHFAIL syslog, but I get a lot of traps, why,gurus?

miheg Mon, 04/21/2008 - 23:57
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If its a switch then you may check it's arp cache after such a trap.

Usually there are few entries as nobody except management, speaks to the management ip of the switch.

If you enter the IP in usertracking you may find the polling host.




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