[c-nsp] 4507R-E loosing config

[Sebastian Ganschow]

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

> -----Ursprüngliche 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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