how is the client identifer used in other DHCP servers.

Ralph Blach ralph.blach at
Wed Mar 22 21:27:45 UTC 2006

Ok, I meant option 61 type code 0.
I know Internet Systems Consortium DHCP Distribution version 3,
will accept a string if the option is 61 and the type of the option is 0.

How do other DHCP servers react to option 61, type 0?


On 3/22/06, David W. Hankins <David_Hankins at> wrote:
> On Wed, Mar 22, 2006 at 12:12:15PM -0500, Ralph Blach wrote:
> > Let me be more specific, do other DHCP server support sub-option 0 of
> the
> > client identifer?
> > So can I compose a unique string and send it other dhcp servers and have
> it
> > interpreted.
> The behaviour you're describing is a convention, not a standard.
> All DHCP servers I'm aware of treat the entire glob as an opaque field,
> and no other behaviour is currently defined in any reference (although
> with recent work a client identifier starting with 255 is expected to
> be produced a certain way - this is irrelevant as no new behaviour to
> undertake to digest the contents of an option of that format has been
> defined).
> --
> 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

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