[Dshield] DHCP/PPP (was Sobig IP list site.)

Josh Tolley josh at raintreeinc.com
Fri Aug 22 23:14:49 GMT 2003

...or if the connection is never cut on a DHCP network, there's never a need
to issue a new IP. My home netgear router has been on for... well... quite a
while anyway without cutting the connection, so I expect it's had the same
address the whole time.


> On Fri, 2003-08-22 at 14:25, Richard Roy wrote:
> > Am I off base here?  I guess I don't follow the logic of 
> targeting an
> > attack to happen after the worm reaches an estimated peak, 
> using dial
> > ups that may or may not be there aside from the fact that 
> the IP might
> > be there but in a dial up pool it might not be the same computer. 
> ISPs can assign PPPoE users a static IP address based on the 
> login. I'm
> sure regular dialup PPP could provide the same service: you dial a
> special number and log in and get the same IP address every time.
> DHCP (DSL or cable) can be configured to assign the same IP 
> address to a
> given MAC address. If your MAC address changes, you get a different IP
> address. I've dealt with DSL providers in Canada that do 
> this. ("Static
> IP address", hah!)
> --
> John Hardin  KA7OHZ                           
> Internal Systems Administrator                    voice: 
> (425) 672-1304
> Apropos Retail Management Systems, Inc.             fax: 
> (425) 672-0192
> --------------------------------------------------------------

More information about the list mailing list