From owner-svn-src-head@FreeBSD.ORG Thu Mar 5 13:01:06 2015 Return-Path: Delivered-To: svn-src-head@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 2CBA1D2B; Thu, 5 Mar 2015 13:01:06 +0000 (UTC) Received: from zxy.spb.ru (zxy.spb.ru [195.70.199.98]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id D4F982B6; Thu, 5 Mar 2015 13:01:05 +0000 (UTC) Received: from slw by zxy.spb.ru with local (Exim 4.84 (FreeBSD)) (envelope-from ) id 1YTVOh-000P4H-Go; Thu, 05 Mar 2015 16:01:03 +0300 Date: Thu, 5 Mar 2015 16:01:03 +0300 From: Slawa Olhovchenkov To: Mateusz Guzik Subject: Re: svn commit: r279603 - in head: bin/rcp usr.bin/rlogin usr.bin/rsh Message-ID: <20150305130103.GU48476@zxy.spb.ru> References: <20150305122103.GA90978@zxy.spb.ru> <20150305122359.GM17947@FreeBSD.org> <20150305123016.GO48476@zxy.spb.ru> <20150305123053.GN17947@FreeBSD.org> <20150305123349.GP48476@zxy.spb.ru> <20150305123548.GO17947@FreeBSD.org> <20150305124037.GR48476@zxy.spb.ru> <20150305124933.GA11164@dft-labs.eu> <20150305125049.GT48476@zxy.spb.ru> <20150305125331.GB11164@dft-labs.eu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20150305125331.GB11164@dft-labs.eu> User-Agent: Mutt/1.5.23 (2014-03-12) X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: slw@zxy.spb.ru X-SA-Exim-Scanned: No (on zxy.spb.ru); SAEximRunCond expanded to false Cc: svn-src-head@freebsd.org, Baptiste Daroussin , Gleb Smirnoff , src-committers@freebsd.org, svn-src-all@freebsd.org X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 05 Mar 2015 13:01:06 -0000 On Thu, Mar 05, 2015 at 01:53:31PM +0100, Mateusz Guzik wrote: > On Thu, Mar 05, 2015 at 03:50:49PM +0300, Slawa Olhovchenkov wrote: > > On Thu, Mar 05, 2015 at 01:49:33PM +0100, Mateusz Guzik wrote: > > > > > On Thu, Mar 05, 2015 at 03:40:37PM +0300, Slawa Olhovchenkov wrote: > > > > On Thu, Mar 05, 2015 at 03:35:48PM +0300, Gleb Smirnoff wrote: > > > > > nc(1), which is a pure socket testing tool. For telnet(1) this > > > > > capability is a side effect. > > > > > > > > You don't try this in practice. > > > > % nc zxy.spb.ru 81 > > > > % > > > > % telnet zxy.spb.ru 81 > > > > Trying 195.70.199.98... > > > > telnet: connect to address 195.70.199.98: Connection refused > > > > telnet: Unable to connect to remote host > > > > > > > > nc is not usable. > > > > > > > > > > # nc -v localhost 81 > > > nc: connect to localhost port 81 (tcp) failed: Connection refused > > > > Try for remote host. > > # nc -v zxy.spb.ru 81 > nc: connect to zxy.spb.ru port 81 (tcp) failed: Connection refused > > How exactly does it fail for you? Hmm. From office lan, with cisco nat. 10.1 15:59:00.175388 IP 10.200.0.19.11393 > 195.70.199.98.81: Flags [S], seq 218161015, win 65535, options [mss 1460,nop,wscale 6,sackOK,TS val 391119939 ecr 0], length 0 15:59:00.178748 IP 195.70.199.98.81 > 10.200.0.19.11393: Flags [R.], seq 0, ack 218161016, win 0, length 0 this is nc zxy.spb.ru 81 15:59:42.800700 IP 10.200.0.19.45815 > 195.70.199.98.81: Flags [S], seq 2445745499, win 65535, options [mss 1460,nop,wscale 6,sackOK,TS val 391162565 ecr 0], length 0 15:59:42.803927 IP 195.70.199.98.81 > 10.200.0.19.45815: Flags [R.], seq 0, ack 2445745500, win 0, length 0 this is telnet zxy.spb.ru 81 FreeBSD slw.office.acropolis.ru 10.1-RELEASE-p5 FreeBSD 10.1-RELEASE-p5 #0: Tue Jan 27 08:55:07 UTC 2015 root@amd64-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC amd64 run as user (not root). No any firewall.