I think you have missed the line in client 1
/etc/snmp/snmd.conf
trap2sink SERVER_IPDDR public
OR
firewall on server for port 162
On Fri, Feb 12, 2016 at 7:08 PM, Aslam Abbas <xach...@gmail.com> wrote:
> Hi All,
>
> I am trying to setup SNMP monitoring in my network.
>
> SERVER : 10.21.8.109 CONFIG:
> https://public.etherpad-mozilla.org/p/8uMjWUZsfl
> CLIENT1 : 10.21.10.10 CONFIG:
> https://public.etherpad-mozilla.org/p/YGeUhOROoV
> CLIENT2 : 10.21.10.11 CONFIG: (same as CLIENT1, and let us just
> concentrate on SERVER and CLIENT1)
>
>
> All are running Cent OS. All have net-snmp-utils and net-snmp installed.
> I tested the basic commands (GET , SET , WALK,...) in all systems and it
> is working fine.
> *snmpd* and *snmptrapd* are running on both SERVER and CLIENT1
> I issued a *snmpget* from SERVER-->CLIENT1 and CLIENT1-->SERVER to see
> if they could communicate, and it works fine.
>
> Now coming to the problem:
>
> * 1. *IN
> * SERVER:*
> I issued a trap to the localhost. It got logged in /var/log/messages.
> (of SERVER)
>
>
> * $snmptrap -v 2c -c public localhost ""
> NET-SNMP-EXAMPLES-MIB::netSnmpExampleHeartbeatNotification
> netSnmpExampleHeartbeatRate i 321321*
> I tried the same command in CLIENT1 (trap issued to localhost), it got
> logged in /var/log/messages (of CLIENT1).
>
>
>
> * 2. IN CLIENT1:*
> Now I issued a trap to SERVER, hoping that it would get logged in
> /var/log/messages.
> (of SERVER)
> * $snmptrap -v 2c -c public 10.21.8.109 ""
> NET-SNMP-EXAMPLES-MIB::netSnmpExampleHeartbeatNotification
> netSnmpExampleHeartbeatRate i 321321*
>
> But it was not logged. My understanding is trap is send to SERVER and
> *snmptrapd* in SERVER is responsible for logging it. So what happened
> there?
>
> Well maybe *snmptrapd* is not listening properly. So I added the
> following directive to *snmptrapd.conf* (of SERVER) so that SERVER
> listens to CLIENT1
> *snmpTrapdAddr udp:10.21.10.10:162
> <http://10.21.10.10:162>,udp6:[0:0:0:0:0:FFFF:0A29:0A0A]:162*
>
> I tried step 2, again. Same issue.
>
>
> I have spent 2 days trying to solve this. Can anybody help? What am I
> missing?
>
>
> Thanks and Regards,
> Aslam
>
>
>
>
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--
Thanks,
Pranesh
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