Date: Fri, 17 Jul 2009 13:49:10 -0700 From: Chuck Swiger <cswiger@mac.com> To: Peter Much <pmc@citylink.dinoex.sub.org> Cc: freebsd-stable@FreeBSD.ORG Subject: Re: Can an app crash from a single TCP packet lost in transmission? Message-ID: <7090AD67-2082-4AFA-B130-C20A7DC970FA@mac.com> In-Reply-To: <KMxxC7.32y@citylink.dinoex.sub.org> References: <KMxxC7.32y@citylink.dinoex.sub.org>
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On Jul 17, 2009, at 12:12 PM, Peter Much wrote: [ ... ] > One other thing did happen between 03:51 and 03:52 - the DSL > internet connection did disconnect/reconnect and obtained a new > IP adress. Afterwards, a script does flush and reload an ipfw table() > with the new local adresses - and during this process one(!) packet > of the database session was dropped. Well, there you go: having your IP change is certainly going to break existing network connections; I don't believe there is anything which is going to move the existing connection state in a NAT translation layer or whatever over to the new IP. Presumably you can obtain a static IP and avoid such issues. -- -Chuck
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