From owner-freebsd-security Thu Aug 6 10:41:47 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id KAA16530 for freebsd-security-outgoing; Thu, 6 Aug 1998 10:41:47 -0700 (PDT) (envelope-from owner-freebsd-security@FreeBSD.ORG) Received: from mercury.jorsm.com (mercury.jorsm.com [207.112.128.9]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id KAA16519 for ; Thu, 6 Aug 1998 10:41:40 -0700 (PDT) (envelope-from jer@jorsm.com) Received: from localhost (jer@localhost) by mercury.jorsm.com (8.8.7/8.8.7) with SMTP id MAA19370; Thu, 6 Aug 1998 12:40:45 -0500 (CDT) Date: Thu, 6 Aug 1998 12:40:45 -0500 (CDT) From: Jeremy Shaffner To: Robert Watson cc: "Jan B. Koum " , sthaug@nethelp.no, j@lumiere.net, freebsd-security@FreeBSD.ORG Subject: Re: ipfw rules to allow DNS activity In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-security@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org 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