snmp not working

[Subhendu Ghosh]

On Wed, 16 Nov 2005, HP Geeza wrote:

> Hi
>
> Thanks for the info, but im affraid it still isn't working :-(
>
> FYI
> Usage: check_snmp -H <ip_address> -o <OID> [-w warn_range] [-c crit_range]
>                 [-C community] [-s string] [-r regex] [-R regexi]
>                 [-t timeout] [-e retries]
>                 [-l label] [-u units] [-p port-number] [-d delimiter]
>                 [-D output-delimiter] [-m miblist] [-P snmp version]
>                 [-L seclevel] [-U secname] [-a authproto] [-A authpasswd]
>                 [-X privpasswd]
>
> i try running the command: ./check_snmp -H 10.30.129.30 -o 
> .1.3.6.1.4.1.2012.1.1.1.4.2.0 -w 80 -c 85 -C public
>
> and still get a value of "SNMP WARNING - 69" back
>
> accoring to the command im running should the waring only come up when the -w 
> parameter is met? - i.e 80 and critical when its 85??
>
> Any help would be great
>

Add a "-m:"

Also please post the result of tagging on a "-v" option

-sg


>> From: "Marc Powell" <marc at ena.com>
>> To: <nagios-users at lists.sourceforge.net>
>> Subject: RE: [Nagios-users] snmp not working
>> Date: Tue, 15 Nov 2005 12:55:15 -0600
>> 
>> 
>> 
>> > -----Original Message-----
>> > From: nagios-users-admin at lists.sourceforge.net [mailto:nagios-users-
>> > admin at lists.sourceforge.net] On Behalf Of HP Geeza
>> > Sent: Tuesday, November 15, 2005 11:26 AM
>> > To: nagios-users at lists.sourceforge.net
>> > Subject: [Nagios-users] snmp not working
>> >
>> > Hi All,
>> >
>> > I was hoping that somebody might be able to help me with a snmp
>> monitoring
>> > issue on my nagios box.  I am running the following command on the
>> command
>> > line on the nagios box:
>> >
>> > /usr/local/nagios/libexec/./check_snmp <ip address of temp probe in
>> our
>> > lab)
>> > -o .1.3.6.1.4.1.2012.1.1.1.4.2.0 -C public
>> >
>> > and get a value of SNMP "WARNING - 68" back
>> >
>> > however i dont think that this value is correct and as a reult the
>> > check_snmp plugin seems to be obtaining the wrong result as i dont
>> expect
>> > this to be a warning.  For example if i run:
>> 
>> Well, you haven't told check_snmp if that's OK or CRITICAL so it doesn't
>> know what to report it as, hence WARNING. Remember the OIDs can contain
>> just about any kind of data and check_snmp has no idea what it is you're
>> querying, it just has an SNMP 'address'. You have to add in the status
>> intelligence.
>> 
>> > ./check_snmp 10.30.129.30 -o .1.3.6.1.4.1.2012.1.1.1.4.2.0 -C public
>> -wv
>> > 80
>> > -cv 85
>> >
>> > i still get a value of "WARNING - 68"
>> 
>> I'm not sure what version of check_snmp you're using but -wv and -cv
>> aren't valid command line args, at least with 1.4 and prior.
>> 
>> > is there a different check_snmp plugin i could use? or am i just
>> running
>> > the
>> > command wrong?  I dont want the service to show up as a warning when
>> the
>> > temperature is 68F...hence the reason for doing -wv 80 -cv 85
>> 
>> You just need to tell check_snmp what to expect for each range.
>> Check_snmp (and a couple other plugins) behave differently than other
>> plugins WRT warning and critical detection as the results of the SNMP
>> query are highly variable. Here are a couple of examples --
>> 
>> To test for a very specific value where anything but that value is bad
>> you might use something like -
>> define command{
>>         command_name    check_bgp_peer_state
>>         command_line    $USER1$/check_snmp -H $HOSTADDRESS$ -o
>> .1.3.6.1.2.1.15.3.1.2.$ARG1$ -s 6 -C $USER3$ -l 'BGP Peer $ARG1$ State'
>>         }
>> 
>> The above will be OK if the value of that OID is 6 and CRITICAL if it's
>> anything else.
>> 
>> To check for a range of values you might use the following -
>> 
>> define command{
>>         command_name    check_temperature_server_sites
>>         command_line    $USER1$/check_snmp -H $HOSTADDRESS$ -u 'Degrees
>> Celsius' -o .1.3.6.1.4.1.9.9.13.1.3.1.3.2 -C $USER3$ -w 37:32 -c 99:38
>> -l '
>> Temperature is'
>>         }
>> 
>> The above will result in WARNING if the value of the OID is between 32
>> and 37 (inclusive), CRITICAL if it's between 38 and 99 (inclusive) and
>> OK for all other values.
>> 
>> Hope that helps. Use 'check_snmp --help' for other command line args and
>> their description.
>> 
>> --
>> Marc
>> 
>> 
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