Educause Security Discussion mailing list archives

Re: Static vs. dynamic dhcp assigned addresses


From: Heath Barnhart <heath.barnhart () WASHBURN EDU>
Date: Mon, 12 Dec 2011 13:23:26 -0600

We are dynamically assigning addresses and statically assigning when needed. Only takes me a couple minutes to trace through the DHCP logs just have a log retention policy in place.

--
*Heath Barnhart, CCNA*
Network Administrator
Information Systems Services
Washburn University
Topeka, KS

On 12/12/2011 10:08 AM, Mayne, Jim wrote:

TCU has always provided user's with static ip addresses using dhcp reservations. However with the flood of new mobile devices it is straining our ability to efficiently assign these types of ip addresses. In discussing a movement to dynamic addresses the issue of incident response and troubleshooting comes up.

Would others using dynamic addresses share their tactics and any estimate of added effort involved when tracking down issues identified by ip addresses, whether they be from external complaints, IDS logs, firewall logs etc.

Thanks,

Jim

Jim Mayne
Information Security Services





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