samba and nt, nt box vs. pdc change machine passwords ?

Doug Breshears breshear at
Tue Jan 16 04:28:01 GMT 2001

I believe that the machine accounts get changed after a
period of being
on the network. You might do well to install and wait a week
or two, then
image the HD, this I believe would give you the stable
machine SID. I am
not sure of this completely accurate just my 2 cents.

----- Original Message -----
From: Jens Schwepe <js at>
To: samba nt domain mailinglist (E-Mail)
<samba-ntdom at>
Sent: Monday, January 15, 2001 8:54 AM
Subject: samba and nt, nt box vs. pdc change machine
passwords ?

> hi,
> i've successively set up a network with 10 nt boxes and 2
samba servers.
> first is file server, second is pdc and login server with
> machine/user passwords file.
> to minimize admin work i've made a snapshot of every
client's hard disk
> partition with ( dd if=/dev/hda1 | gzip -c --best >
client.disk.gz ) to
> the file-server, which is read back to the client's disk
every night.
> Thus feigning the nt boxes would be freshly installed
every morning :-)
> cool thing i guess, but every now and then one or more of
> server-side stored machine passwords seem to change,
resulting in users
> not able to login on that particular machine anymore ( -->
nt box says
> something like "machine not member of domain").
> could it be that during normal login/logoff work the nt
boxes and the
> pdc internally change/modify the machine's password ???
> thnx in advance
> Jens Schwepe
> js at

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