Re: snmptrap to localhost

"Daniel Coelho" <[email protected]>
Newsgroups gmane.network.net-snmp.user
Message-ID <[email protected]>
Don t really know what a "local box" is...
nor a "trap receiver"...
could you please be more clear?

Daniel Coelho


On 5/22/07, Dave Shield <[email protected]> wrote:
>
> On 22/05/07, Daniel Coelho <[email protected]> wrote:
> > When I do
> > snmptrap  -v 1 -c public  localhost   ''  0 0  '' coldStart.0
> > or
> > snmptrap  -v 1 -c public   127.0.0.1  ''  0 0  '' coldStart.0
> > or
> > snmptrap  -v 1 -c public   172.18.50.103  ''  0 0  '' coldStart.0
> > I get nothing with tcpdump. ( 172.18.50.103 being my IP)
>
>
> If you are sending traffic to the local machine, it will probably
> use the loopback interface, and never actually appear on
> the network at all.  I suspect that tcpdump is monitoring
> the actual traffic visible on the network, so doesn't see such
> loopback traffic.
>
> Are you running a trap receiver on the local box?
> If so, how did you start it?
>
> Dave
>

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