Path: utzoo!attcan!uunet!ncrlnk!ncrcae!hubcap!gatech!udel!rochester!rutgers!tut.cis.ohio-state.edu!bloom-beacon!bu-cs!kwe
From: kwe@bu-cs.BU.EDU (kwe@bu-it.bu.edu (Kent W. England))
Newsgroups: comp.protocols.tcp-ip
Subject: Re: Dynamic IP address assignment
Message-ID: <26200@bu-cs.BU.EDU>
Date: 22 Nov 88 19:43:16 GMT
References: <1378@aucs.UUCP> <Nov.20.13.30.19.1988.26043@NET.BIO.NET>
Reply-To: kwe@bu-it.bu.edu (Kent England)
Followup-To: comp.protocols.tcp-ip
Organization: Boston Univ. Information Tech. Dept.
Lines: 8

In article <Nov.20.13.30.19.1988.26043@NET.BIO.NET> lear@NET.BIO.NET (Eliot Lear) writes:
>Wouldn't you run into a problem with ARP caches if you dynamically
>assign internet addresses to ethernet based machines?

	Age the arp cache.  Then set a "re-use" timer on the IP
address to be, say 3x, the arp cache time-out.
	Of course, how do you know when an IP address is released?
There oughta be a protocol.