[BusyBox] udhcpc problem

[Russ Dill]

On Thu, 2004-05-13 at 21:24, Miles Roper wrote:
> Hi All,
> 
> I've got a problem which has been bugging me for ages with Thinstation.  For
> some reason some PCs don't seem to get there DNS entries updated.  other
> times it works ok.
> 
> How the network script works, basically....
> 
> first gets a dhcpc lease with a name of XX_MACADDRESS ie TS_1010101010101
> 
> it then downloads the thinstation.hosts file and finds the corresponding MAC
> address.  It then shuts down the udhcpc daemon with a kill -SIGHUP.  Then
> starts it again with the new name.
> 
> This seems to work 80% of the time, but around 20% of the time the lease
> gets created, but no DNS entry gets updated.
> 
> We are using a win2k DHCP DNS server.
> 
> Its not a problem with the scripts as logging into the machine shows the
> hostname is correct and udhcpc is running with a 
> 
> udhcpc -i eth0 -H TS-018 -s /etc/init.d/network_script
> 
> this is the same on a machine which works and which doesn't
> 
> One interesting note, in Win2k DHCP, looking at the scope address leases,
> the machines which have this problem have a pencil symbol on top of the
> little computer picture.  From the MS website the description is below.
> 
> Active lease, DNS dynamic update pending. This address is not available for
> lease by the DHCP server.
> 
> Any ideas?

get a packet dump of the activity.

-- 
Russ Dill <Russ.Dill at asu.edu>