[mrtg] mrtg 2.16 ipv6 on centos

[Florian]

In my config (/tmp/test.cfg) is IPV6 enabled:

EnableIPv6: yes

Florian

Am 03.09.2011 17:18, schrieb Lyle Giese:
> On 09/03/11 08:00, Florian wrote:
>> Hi,
>>
>> i'm running CentOS 6.0 on my server and installed mrtg from the
>> rpm-package mrtg-2.16.2 .
>> I also installed the packages perl-IO-Socket-INET6 perl-Socket6.
>>
>> mrtg works fine with IPV4-Addresses. When i specify a Target by
>> IPV6-Address mrtg fails.
>>
>> Here i have a small sample-config for V4 which is working:
>>
>> LogDir: /tmp
>> ThreshDir: /tmp
>> HtmlDir: /tmp
>> ImageDir: /tmp
>> LogDir: /tmp
>> EnableIPv6: yes
>> Target[bai-gw-i-oct]: ifInOctets.1&ifOutOctets.1:abc123 at 85.237.138.221
>> Title[bai-gw-i-oct]: Test
>> MaxBytes[bai-gw-i-oct]: 100000000
>> ----------------------------------------------------
>>
>> Here the same for V6 which fails.
>> When running mrtg there is no snmp-packet sent to the network.
>>
>> LogDir: /tmp
>> ThreshDir: /tmp
>> HtmlDir: /tmp
>> ImageDir: /tmp
>> LogDir: /tmp
>> EnableIPv6: yes
>> Target[bai-gw-i-oct]:
>> ifInOctets.1&ifOutOctets.1:abc123@[2001:b50:940f::f001]
>> Title[bai-gw-i-oct]: Test
>> MaxBytes[bai-gw-i-oct]: 100000000
>>
>> # env LANG=C /usr/bin/mrtg /tmp/test.cfg
>> SNMP Error:
>> send_query: Address family not supported by protocol
>> SNMPv1_Session (remote host: "2001:b50:940f::f001"
>> [2001:b50:940f::f001].161)
>>                    community: "abc123"
>>                   request ID: 1156567655
>>                  PDU bufsize: 8000 bytes
>>                      timeout: 2s
>>                      retries: 5
>>                      backoff: 1)
>>   at /usr/bin/../lib64/mrtg2/SNMP_util.pm line 492
>> SNMPGET Problem for ifInOctets.1 ifOutOctets.1 sysUptime sysName on
>> sni123@[2001:b50:940f::f001]
>>   at /usr/bin/mrtg line 2202
>> 2011-09-03 14:13:01: ERROR: Target[bai-gw-i-oct][_IN_] '
>> $target->[0]{$mode} ' did not eval into defined data
>> 2011-09-03 14:13:01: ERROR: Target[bai-gw-i-oct][_OUT_] '
>> $target->[0]{$mode} ' did not eval into defined data
>>
>>
>>
>>
>> With snmpwalk (net-snmp-utils) i can reach the device by IPV4 and IPV6.
>>
>> Where is my mistake? Has anyone a hint?
>>
>> Thanks in advance,
>> Florian
>
> Have you enabled IPv6 in your mrtg.cfg?
>
> EnableIPv6
>
> Lyle Giese
> LCR Computer Services, Inc.