[mrtg] MRTG errors

[Danilo Godec]

 Hi,

I get a lot of errors resembling this:

> 2010-12-14 07:29:32 -- SNMP Error:
> Error decoding response PDU:
>   Expected sequence tag 48, got 78
>     %{%i%s%*{%i%i%i%{%@
>       ^
> SNMPv2c_Session (remote host: "10.236.71.1" [10.236.71.1].161)
>                    community: "public"  
>                   request ID: 2119154287
>                  PDU bufsize: 8000 bytes
>                      timeout: 10s
>                      retries: 10
>                      backoff: 1)
>  at /usr/bin/../lib/mrtg2/SNMP_util.pm line 492
> 2010-12-14 07:29:32 -- Use of uninitialized value in string ne at
> /usr/bin/../lib/mrtg2/SNMP_Session.pm line 870.

I'm monitoring about 750 hosts, most are Linux boxes running either
ucd-snmpd-4.2.3 or net-snmpd-5.4.1+ - these errors occur for both kinds.

Any ideas what these are and/or how to get rid of them?

  Regards, Danilo