Hello Reyk,
do you have an update for me?
Carsten
Am 04.12.2012 10:26, schrieb InterNetX - Carsten Schoene:
> Am 04.12.2012 00:57, schrieb Reyk Floeter:
>> Am Montag, 3. Dezember 2012 schrieb InterNetX - Carsten Schoene :
>>
>>> Hello,
>>>
>>> i've setup a OpenBSD 5.2 (amd64) system using flashrd on a DELL R610
>>> server,
>>> with an Intel PRO/1000 PF (82571EB) dualport fibre optics adapter.
>>> The system also have four broadcom BCM5709 copper interfaces.
>>>
>>> I try to monitor the linkstate of these interface using the default
>>> snmpd. The linkstate for the bnx interfaces are always correct ("up"), only
>>> the em interfaces report "unknown" when the link is in state "up"
>>>
>>>
>> Some drivers/chipsets don't report their link state correctly and unknown
>> is actually a "valid" fallback in this case. I will have a look at this.
>>
>> Can you show me the output of "route -n monitor" while toggling the link?
> Hello Reyk,
>
> sure, the relevant output is:
>
> got message of size 248 on Tue Dec 4 10:17:24 2012
> RTM_IFINFO: iface status change: len 248, if# 1, name: em0, link: no carrier,
> flags:<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST>
>
> got message of size 248 on Tue Dec 4 10:18:29 2012
> RTM_IFINFO: iface status change: len 248, if# 1, name: em0, link: active,
> flags:<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST>
>
> Carsten
>>
>> Reyk
>>
>>
>>> # ifconfig em0
>>> em0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
>>> lladdr xx:xx:xx:xx:xx:xx
>>> description: Uplink
>>> priority: 0
>>> media: Ethernet 1000baseSX full-duplex
>>> status: active
>>> inet xxx:xxx:xxx:xxx netmask 0xfffffff8 broadcast xxx:xxx:xxx:xxx
>>> inet6 XXXX::XXXX:XXXX:XXXX:XXXX%em0 pre
>>>
>>> # snmpwalk -v 1 -c public localhost IF | grep -i -E '(ifoper|ifdescr)'
>>> IF-MIB::ifDescr.1 = STRING: em0
>>> IF-MIB::ifDescr.2 = STRING: em1
>>> IF-MIB::ifDescr.3 = STRING: enc0
>>> IF-MIB::ifDescr.4 = STRING: lo0
>>> IF-MIB::ifDescr.5 = STRING: bnx0
>>> IF-MIB::ifDescr.6 = STRING: bnx1
>>> IF-MIB::ifDescr.7 = STRING: bnx2
>>> IF-MIB::ifDescr.8 = STRING: bnx3
>>> IF-MIB::ifOperStatus.1 = INTEGER: unknown(4)
>>> IF-MIB::ifOperStatus.2 = INTEGER: down(2)
>>> IF-MIB::ifOperStatus.3 = INTEGER: down(2)
>>> IF-MIB::ifOperStatus.4 = INTEGER: unknown(4)
>>> IF-MIB::ifOperStatus.5 = INTEGER: down(2)
>>> IF-MIB::ifOperStatus.6 = INTEGER: down(2)
>>> IF-MIB::ifOperStatus.7 = INTEGER: up(1)
>>> IF-MIB::ifOperStatus.8 = INTEGER: up(1)
>>>
>>> If i shutdown the interface "ifconfig em0 down", it's state is correctly
>>> reported as "down".
>>>
>>> I can reproduce this on a vmware virtual machine running a plain OpenBSD
>>> 5.2 ( no flashrd setup).
>>> The used intel based adapter is reported as "Intel PRO/1000MT (82545EM)"
>>> and behaves the same
>>> like on my physical server. I also disabled the "connected" state from
>>> vmware side and the
>>> interface reports it's state correctly as "lowerLayerDown(7)" within snmp.
>>>
>>> I also tested with 5.1 release on vmware, with the same results.
>>>
>>> It looks like a kernel/driver problem for me.
>>>
>>> Any help would be appreciated.
>>>
>>>
>>> Regards,
>>> --
>>> Carsten Schöne
>
--
Carsten Schöne
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