RE: [dhcwg] RFC 3256 on The DOCSIS Device Class DHCP

You could simply configure your DHCP server to ignore requests which don't
have option 82....

> -----Original Message-----
> From: Bud Millwood [mailto:budm@weird-solutions.com]
> Sent: Friday, April 19, 2002 1:50 AM
> To: dhcwg@ietf.org
> Subject: Re: [dhcwg] RFC 3256 on The DOCSIS Device Class DHCP
> 
> 
> We have at least one customer making policy decisions on the 
> server based on 
> the Class Identifier (option 60) value. Apparently, it's 
> always "docsis1.0" 
> for a DOCSIS cable-modem. (Not sure about docsis 1.1).
> 
> But even though this method appears to work fine in practice, 
> I welcome this 
> new draft because of the security aspect, as well as the 
> possibility for 
> future expansion using the reserved bits.
> 
> I think it's important to let a trusted device give us as 
> much information as 
> possible about the clients we're servicing. So important, in 
> fact, that I 
> have wondered about the possibility of *requiring* *any* kind 
> of relay agent 
> (DOCSIS or not) to insert option 82, with information about 
> the originating 
> machine (hwtype-mac, for example). The premise being that even in 
> corporations, most routers are trusted equipment, usually 
> locked away in a 
> basement somewhere.
> 
> Bud Millwood
> Weird Solutions, Inc.
> http://www.weird-solutions.com
> tel: +46 70 566 7803
> fax: +46 8 758 3687
> mailto:budm@weird-solutions.com
> 
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