Path: utzoo!utgpu!attcan!uunet!cs.utexas.edu!tut.cis.ohio-state.edu!unmvax!deimos.cis.ksu.edu!uxc!uxc.cso.uiuc.edu!ux1.cso.uiuc.edu!phil
From: phil@ux1.cso.uiuc.edu
Newsgroups: comp.protocols.tcp-ip
Subject: Re: SO_KEEPALIVE considered harmful?
Message-ID: <13000002@ux1.cso.uiuc.edu>
Date: 24 May 89 20:15:00 GMT
Lines: 11
Nf-ID: #R:<8905231205.AA00500@expire.lcs.m:-39:ux1.cso.uiuc.edu:13000002:000:442
Nf-From: ux1.cso.uiuc.edu!phil    May 24 15:15:00 1989


>	     A TCP keep-alive mechanism should only be invoked in     |
>	     network servers that might otherwise hang indefinitely   |
>	     and consume resources unnecessarily if a client crashes  |
>	     or aborts a connection during a network partition.       |

Even this should be unnecessary for servers that have a specific timeout,
e.g. FTP or SMTP will drop on you if you are idle too long.


--Phil howard--  <phil@ux1.cso.uiuc.edu>