dhcp option 90 (was: conflicting command line options and dhcp.conf statements)

David W. Hankins David_Hankins at isc.org
Wed May 17 15:10:29 UTC 2006

On Wed, May 17, 2006 at 10:47:30PM +1000, Glenn Satchell wrote:
> >I am looking for the DHCP server with authentication option - 90.
> >I am seraching through the net but could not find it.
> ISC dhcp server can be configured to supply any options, see the
> man page 'dhcp-options'.

Except that one.

The authentication option needs the server and/or client to sign and
validate the contents of the DHCP packet themselves.  That's a
behaviour you're not going to be able to encode in dhcpd.conf config

At least, I really hope that's not possible.

David W. Hankins		"If you don't do it right the first time,
Software Engineer			you'll just have to do it again."
Internet Systems Consortium, Inc.		-- Jack T. Hankins

More information about the dhcp-users mailing list