Bug#458154: network-console: long time-out time during install

[Otavio Salvador <otavio@debian.org>]

Frans Pop <elendil@planet.nl> writes:

> reassign 458154 installation-guide
> retitle 458154 Document how to avoid dropped network-console connections
> thanks
>
> On Monday 07 January 2008, Colin Watson wrote:
>> I agree that documenting this is the best approach.
>
> Thanks for the info Colin.
>
> Would the following text be OK for the installation guide (to be added as a 
> note in the network-console section)?
>
> <snip>
> The <command>ssh</command> server in the installer uses a default
> configuration that does not have a timeout set. This means that in
> principle a connection to the system being installed should be kept
> open indefinitely. However, in some cases &mdash; depending on your
> local network setup &mdash; the connection may be lost after some
> period of inactivity. Depending on at which point of the installation
> the connection was lost, you may or may not be able to resume the
> installation after reconnecting.
>
> </para><para>
>
> You may be able to avoid the connection being dropped by adding the option
> <userinput>-o 
> ServerAliveInterval=<replaceable>value</replaceable></userinput>
> when starting the <command>ssh</command> connection, or by adding that
> option in your <command>ssh</command> configuration. Note however that in
> some cases adding this option may also <emphasis>cause</emphasis> a
> connection to be dropped, so it should only be used when needed.
> </snip>

It's  easy to understand. Dunno if anything could be improved from a
native POV but the ideas are very clear.

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