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Path: sserve!newshost.anu.edu.au!dubhe.anu.edu.au!sirius.anu.edu.au!not-for-mail From: paulus@cs.anu.edu.au (Paul Mackerras) Newsgroups: comp.os.386bsd.misc Subject: Re: PPP under BSD (have a heart) Date: 3 Aug 1994 12:29:45 +1000 Organization: Department of Computer Science, Australian National University Lines: 18 Message-ID: <31mvep$6ko@sirius.anu.edu.au> References: <31aajm$gfe@euterpe.owl.de> <31guqq$ghs@Starbase.NeoSoft.COM> <bakulCttyCM.7n@netcom.com> <Ctv3tI.7yE@calcite.rhyolite.com> NNTP-Posting-Host: sirius.anu.edu.au vjs@calcite.rhyolite.com (Vernon Schryver) writes: >You also might want to vary your timeouts based on the state of higher >layer protocols. I find it convenient to use a 5 minute timeout when >there are active TCP connections, but 30 seconds otherwise. I keep >track of active TCP connections by noticing SYN's and FIN's in the Van >Jacobson header compression code and state tables. I'm ridiculously >proud of that kludge. What's more, you haven't patented it :-), have you? What happens when you run out of slots in the VJ state tables? Do you just assume that the connections whose slots get reused are idle and not worth bothering about any more? Paul Mackerras paulus@cs.anu.edu.au Dept. of Computer Science Australian National University