[BusyBox] udhcpc problem

Miles Roper mroper at westcoastdhb.org.nz
Mon May 17 15:33:51 MDT 2004

hi guys,

found the problem, from the ts 2.0.1 changelog

 * Fixed Problem with hostnames not being registered correctly in DNS, was
  caused by not first releasing the dhcp lease, before restarting udhcpc

Thanks for your help



-----Original Message-----
From: Russ Dill [mailto:Russ.Dill at asu.edu]
Sent: Sunday, 16 May 2004 06:28 p.m.
To: Miles Roper
Cc: Thinstation-Developer (E-mail); Thinstation-General (E-mail);
'busybox at busybox.net'; Bob Gilmore
Subject: Re: [BusyBox] udhcpc problem

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.
> 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
> 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
> lease by the DHCP server.
> Any ideas?

get a packet dump of the activity.

Russ Dill <Russ.Dill at asu.edu>

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