From owner-freebsd-hackers Fri Aug 31 15:43: 4 2001 Delivered-To: freebsd-hackers@freebsd.org Received: from dragon.nuxi.com (dsl092-013-169.sfo1.dsl.speakeasy.net [66.92.13.169]) by hub.freebsd.org (Postfix) with ESMTP id 09B5137B401 for ; Fri, 31 Aug 2001 15:43:02 -0700 (PDT) Received: (from obrien@localhost) by dragon.nuxi.com (8.11.5/8.11.1) id f7VMh0t27370; Fri, 31 Aug 2001 15:43:00 -0700 (PDT) (envelope-from obrien) Date: Fri, 31 Aug 2001 15:43:00 -0700 From: "David O'Brien" To: Richard Hodges Cc: freebsd-hackers@freebsd.org Subject: Re: Should URL's be pervasive. Message-ID: <20010831154300.B27173@dragon.nuxi.com> Reply-To: freebsd-hackers@freebsd.org References: <56710000.999257324@lobster.originative.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: ; from rh@matriplex.com on Fri, Aug 31, 2001 at 09:58:21AM -0700 X-Operating-System: FreeBSD 5.0-CURRENT Organization: The NUXI BSD group X-Pgp-Rsa-Fingerprint: B7 4D 3E E9 11 39 5F A3 90 76 5D 69 58 D9 98 7A X-Pgp-Rsa-Keyid: 1024/34F9F9D5 Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Fri, Aug 31, 2001 at 09:58:21AM -0700, Richard Hodges wrote: > > On the other hand, what exactly is http://www.ufp.org supposed to be useful > > for when www.ufp.org is the same thing. > > Why not parse it literally? For instance, http://www.ufp.org > would imply TCP, dest port 80, and host www.ufp.org. > > For ping, that would imply that I want to test the three-way > handshake on whatever is listening on port 80 at www.ufp.org Do you have *ANY* clue how ping works??? It doesn't use TCP, for starters... > For traceroute, I want to send a series of TCP SYN packets to > www.ufp.org, port 80 with increasing TTL values. Perhaps this > would be a way to test connectivity to a service behind a firewall. Do you know how traceroute works?? For one, the destination host cannot be listening on the port used. And you know that each progressive traceroute packet sent out bumps the destination port by one, to help trace the ICMP "time exceeded" / "port unreachable" responses. -- -- David (obrien@FreeBSD.org) To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message