nanog mailing list archives

Re: Secure DHCP?


From: Andrea Di Lecce <slinky () rogerswave ca>
Date: Sun, 25 Jul 1999 02:59:13 -0400


At 22:45 7/24/99 -0400, Daniel Senie wrote:

You don't specify whether this was a corporate network or a production
(e.g. cable) network. The short answer (especially if a corporate
network): get him fired, or worse. (I.e. take some sort of legal
action). If a public, network, such as a cable modem system, that'd be
fairly nasty...


Our cable modems have the option of directional port filtering.  When we
realized what a problem rogues could be, we very quickly filtered off
traffic from the customer PC with destination port 68.


Andrea. 


**************************************************
Andrea Di Lecce                     (416) 935-6485
Rogers@Home Network Operations
1 Mount Pleasant Road, Toronto, M4Y 2Y5
**************************************************



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