[arch-general] Strange network problem

[Damjan]

> I've got a strange problem with a machine that had a fresh install
> three weeks ago. Nothing new has been installed on it since then.
>
> About one time in four, after that machine has been booted, a ssh
> to it (on a LAN) fails with 'no route to host'.

'no route to host' on a LAN (same ip range, right?) means the ARP 
resolution didn't work on the *client*.

You need to check if ARP reply packets are received by the *client*, 
possibly with "tcpdump -i any arp"

Also check "ip neigh" on the CLIENT to see what neighbours it knows about.


-- 
дамјан