From owner-freebsd-net Tue Jan 25 8:58:27 2000 Delivered-To: freebsd-net@freebsd.org Received: from whizzo.transsys.com (whizzo.TransSys.COM [144.202.42.10]) by hub.freebsd.org (Postfix) with ESMTP id 29A8614EB8 for ; Tue, 25 Jan 2000 08:57:20 -0800 (PST) (envelope-from louie@whizzo.transsys.com) Received: from whizzo.transsys.com (localhost.transsys.com [127.0.0.1]) by whizzo.transsys.com (8.9.3/8.9.1) with ESMTP id LAA70043; Tue, 25 Jan 2000 11:57:07 -0500 (EST) (envelope-from louie@whizzo.transsys.com) Message-Id: <200001251657.LAA70043@whizzo.transsys.com> X-Mailer: exmh version 2.1.1 10/15/1999 To: George Neville-Neil Cc: freebsd-net@FreeBSD.ORG From: "Louis A. Mamakos" Subject: Re: TCP connection setup question... References: <200001250637.WAA11550@jchurch.meer.net> In-reply-to: Your message of "Mon, 24 Jan 2000 22:37:57 PST." <200001250637.WAA11550@jchurch.meer.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Tue, 25 Jan 2000 11:57:07 -0500 Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org > Hi Folks, > > Can anyone tell me why a recieving TCP does not send an ICMP Port Unreachable > error if there is no matching PCB for the packet that is received? Probably because the stack must send a TCP reset segment anyway. The ICMP port unreachable would probably be redundant. louie To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message