Date: Thu, 6 Aug 1998 12:40:45 -0500 (CDT) From: Jeremy Shaffner <jer@jorsm.com> To: Robert Watson <robert+freebsd@cyrus.watson.org> Cc: "Jan B. Koum " <jkb@best.com>, sthaug@nethelp.no, j@lumiere.net, freebsd-security@FreeBSD.ORG Subject: Re: ipfw rules to allow DNS activity Message-ID: <Pine.BSF.3.95q.980806123706.8594J-100000@mercury.jorsm.com> In-Reply-To: <Pine.BSF.3.96.980727101913.8094A-100000@fledge.watson.org>
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On Mon, 27 Jul 1998, Robert Watson wrote: > Does this differ on NT/Windows/Macintosh? I don't know if they have the > same concept of "reserved ports" as they don't tend to have the same trust > model that NFS/rsh/etc use. I've never checked to see whether > Mac/Windows95 allocate ports <1024 for outgoing connections. Under NT, > anyway, one assumes they don't so that various services can run on them > unhindered? Win* starts at 1025 and goes up sequentially for each successive outgoing connection. > I could easily see some Microsoft programmer saying "hmm. I'll make an > outgoing connection from port 867 on this machine to port 23 on that > one.." :) > > Stevens' new unix network programming book has port range information for > BSD, Solaris, but no microsoft/etc info (it being a UNIX network > programming book :). > In Windows95 at least there is a \windows\services text file akin to /etc/services. -===================================================================- Jeremy Shaffner JORSM Internet Senior Technical Support Northwest Indiana's Premium jer@jorsm.com Internet Service Provider support@jorsm.com http://www.jorsm.com -===================================================================- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe security" in the body of the message
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