From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 31998 invoked by alias); 16 Feb 2016 09:31:32 -0000 Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner@cygwin.com Mail-Followup-To: cygwin@cygwin.com Received: (qmail 31983 invoked by uid 89); 16 Feb 2016 09:31:32 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=0.1 required=5.0 tests=BAYES_50,RCVD_IN_DNSWL_LOW,RP_MATCHES_RCVD,SPF_HELO_PASS,SPF_PASS autolearn=ham version=3.3.2 spammy=registrar, Tag, Hx-languages-length:2098, Rights X-HELO: plane.gmane.org Received: from plane.gmane.org (HELO plane.gmane.org) (80.91.229.3) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES256-SHA encrypted) ESMTPS; Tue, 16 Feb 2016 09:31:30 +0000 Received: from list by plane.gmane.org with local (Exim 4.69) (envelope-from ) id 1aVbyY-000277-Nv for cygwin@cygwin.com; Tue, 16 Feb 2016 10:31:19 +0100 Received: from S010690fba62c4bda.cg.shawcable.net ([174.0.238.184]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 16 Feb 2016 10:31:18 +0100 Received: from Brian.Inglis by S010690fba62c4bda.cg.shawcable.net with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 16 Feb 2016 10:31:18 +0100 To: cygwin@cygwin.com From: Brian Inglis Subject: Re: Cygwin unable to resolve hostnames Date: Tue, 16 Feb 2016 09:31:00 -0000 Message-ID: References: <20160212090614.GA19968@calimero.vinschen.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit User-Agent: Loom/3.14 (http://gmane.org/) X-IsSubscribed: yes X-SW-Source: 2016-02/txt/msg00241.txt.bz2 Carl-Erik Kopseng gmail.com> writes: >>> ssh: Could not resolve hostname timbuktu.kopseng.no: Non-recoverable >>> failure in name resolution >> I don't think this is a generic Cygwin problem. I can resolve the >> hostname just fine: >> $ uname -svr >> CYGWIN_NT-10.0 2.4.1(0.293/5/3) 2016-01-24 11:26 >> $ ssh timbuktu.kopseng.no >> The authenticity of host 'timbuktu.kopseng.no (51.175.197.68)' can't be established. >> RSA key fingerprint is SHA256:ddcghrb6BI6+TVDKDE3Yf+U43v9EL6u7HsNw7Hec+y8. >> Are you sure you want to continue connecting (yes/no)? no >> Host key verification failed. > I think it has to do with how Cygwin interfaces with VMs. Perhaps it > has something to do with network tunnelling or something related to > how ip and DNS works when being NAT'ed through VMWare Fusion. > > I am running the Windows 8 VM on VMWare Fusion on OS X 10.11.3 Could it be lack of support for DNSSEC as your domain shows: $ whois kopseng.no % Kopibeskyttet, se http://www.norid.no/domenenavnbaser/whois/kopirett.html % Rights restricted by copyright. See http://www.norid.no/domenenavnbaser/whois/kopirett.en.html Domain Information NORID Handle...............: KOP444D-NORID Domain Name................: kopseng.no Domain Holder Handle.......: CK1990P-NORID Registrar Handle...........: REG42-NORID Tech-c Handle..............: DH38R-NORID Name Server Handle.........: NSHY11H-NORID Name Server Handle.........: NSHY46H-NORID Name Server Handle.........: NSHY81H-NORID DNSSEC.....................: Signed DS Key Tag 1...........: 42355 Algorithm 1...........: 8 Digest Type 1...........: 2 Digest 1...........: 8065b555e0009918e7aba49191e6409481afc702f028c0ff20f1bf27e847e21b http://dnssec-debugger.verisignlabs.com/timbuktu.kopseng.no shows no issues with setup. VMware KB search shows no DNSSEC hits on Fusion, bunch on ESX. Might want to start with https://communities.vmware.com/message/1454999#1454999 and the rest of that thread. You can browse from there to more generic natd, dhcpd, and net config and diag info or RTFM. -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple