static IP & DHCP problems on LAN

[Adam Funk]

On 2013-03-12, Rashkae wrote:

> So far so good.
>
> If the computer is getting a DHCP address from the server, it must 
> therefore be starting dhclient.  Can you confirm after the IP address 
> has run?  (ps -e | grep dhclient)

It isn't now, but I think the problem was in the router.  (As I just
mentioned in another post, I reverted the firmware back to the
previous version yesterday evening & everything is fine now.)


> (you should comment out those un-used network interfaces first, I don't 
> know if a dhclient will be left running if they fail to start or not.)

I guess it can't hurt.


> I see nothing in the eth0 stanza that would start dhclient, but since 
> this seems to be happening on a schedule, the next place to look is are 
> your cronjobs.
>
> Look for any file (especially any named root) in /var/spool/cron/crontabs
>
> Then look to see what scrips are currently in your system cron daily. 
> On my debian system, at least, those are set to run at 6:25am  (so that 
> would be your early morning, yes?)

No, my anacron daily stuff starts at 03:30, and the problem seemed to
be happening around 01:30 --- but I only had 2 examples (days) to
correlate (or not).

Thanks for the advice, everyone.