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Bug#537271: debian-installer: network may not be usable as soon as link is up



Quoting Robert Edmonds (edmonds@debian.org):

> > Ready to implement this in netcfg? :-)
> 
> maybe.  it's python, right?  where is the trunk?


Aha. Nothing in D-I is python. Too big stuff

netcfg is implemented in C. It is one of the few parts in D-I that's
coded in C.

> > PS: that would probably need some debconf stuff to implement a dialog
> > saying something like "Waiting for the network link...".
> 
> and some sort of error message if the default gateway doesn't respond
> after a long time.
> 
> and it would have to be conditional on a default gateway being
> configured.  i guess there is a pathological case where you could do a
> net install with servers that are all on the local network.
> 
> > I'd suggest to add such a detection *after* the first attempt to use
> > the network fails...
> 
> why?  it's not optional for the gateway router to ignore ARP (unlike
> ICMP echo), or else it couldn't function as a router, so the check must
> succeed 100% of the time.  and the attempts to use the network could
> fail for other reasons.


That was just a (quite minor) suggestion, indeed..:-)

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