> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED] On
> Behalf Of Alex Moen
> Sent: Thursday, December 27, 2007 1:55 PM
> I am using the "mon" monitoring program, and one of the
> monitors requires the use of the Net::SNMP module. I have
> installed the module as many
> different ways that I can, ending with refreshing the
> original RPMs from the distribution. However, the software
> still gives me the same error:
>
> Can't locate object method "new" via package "SNMP::Session"
> (perhaps you forgot to load "SNMP::Session"?) at
> ./snmp_interface.monitor line 93.
>
> Other solutions have suggested that I run perl -MSNMP, but
> that is giving a strange output, being blank:
>
> /usr/bin/perl -MSNMP -e 'print $SNMP::VERSION, "\n"'
>
> not unfound, just blank; whereas other modules give me an answer:
I don't have an answer, so I'll just blantantly plagiarize Dave Shield:
> There are basically two alternative SNMP perl modules.
> One is a "pure-perl" implementation, called "Net::SNMP"
> and develeped by David Town.
> The other is a perl interface to the Net-SNMP C libraries,
> which comes as two separate packages - SNMP and Net-SNMP.
> These are therefore closely linked with the C library code.
>
> The SNMP::Info module is a higher-level convenience module,
> using the Net-SNMP perl modules (i.e. SNMP/Net-SNMP).
>
>
> The SNMP::Info documentation tells you not to install SNMP or
> Net::SNMP from CPAN - but the reasons are different for each of
> these two packages.
>
> You shouldn't install Net::SNMP because the SNMP::Info
> module is not written to use the Net::SNMP api. It's the wrong
> package for this module, so there's no point in installing it.
>
> You *should* install SNMP/Net-SNMP - but not from CPAN.
> Because these modules are closely linked with the C library,
> they rely on having the correct version of the library installed.
> There can be minor changes to the library internals from one
> release to another, which wouldn't affect most applications
> but can break the perl internals.
>
> The safest approach is to install the SNMP perl modules from
> the same Net-SNMP distribution as the C libraries that you are
> using. That's the most reliable way to ensure compatibility.
>
> If you are using a vendor-supplied version of the Net-SNMP suite,
> then they ought to provide a package that includes the perl APIs
> as well. If you compiled things yourself from source, then
>
> ./configure --with-perl-modules
>
> will build the correct perl API modules as well.
>
>
> I trust that makes things a bit clearer.
HTH,
Mike
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