[c-nsp] 4507R-E loosing config

[Tassos Chatzithomaoglou]

Can you post the errdisable message?

You could possibly (if loops aren't the problem) disable the reason regarding it.

Also, do you have errdisable recovery turned on?

-- 
Tassos

Sebastian Ganschow wrote on 14/11/2008 10:02:
> We've just tested it with channel-group 1 mode active.
> 
> The Sup comes back with no config on the Te Interface. But the other 
> 4507 got no err-disabled state.
> 
> Works for us.
> 
> Thanks
> Sebastian
> 
>> -----Urspru"ngliche Nachricht-----
>> Peter Rathlev schrieb:
>>
>>> Maybe running LACP on the link ("channel-group 1 mode active") could
>>> help avoid the err-disable part. As far as I understand, you would
>> end
>>> up with a one-member port-channel on each side, and then a 
> standalone
>>> "I" port (independent) on the unchanged side facing a regular
>> switchport
>>> on the "supervisor challenged" side. Spanning tree blocks one of the
>>> paths.
>>>
>>> I haven't tested this, just guessing.
>>>
>>> This doesn't solve the interface config going missing of course.
>>
>> It wouldn't be the worst, if the interface starts without any config.
>> This
>> would only happen, if one of the Sup's has a defect and is going to be
>> replaced. In this case, we could paste the config.
>> But if the Interface is acting the way described, the whole link is
>> useless.
>>
>> Sebastian
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> 
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