From owner-freebsd-questions Thu Jul 19 5:20:52 2001 Delivered-To: freebsd-questions@freebsd.org Received: from zeus.dnt.md (dnt.md [195.138.124.37]) by hub.freebsd.org (Postfix) with ESMTP id 7B45B37B403 for ; Thu, 19 Jul 2001 05:20:42 -0700 (PDT) (envelope-from sl@zeus.dnt.md) Received: (from sl@localhost) by zeus.dnt.md (8.11.1/8.11.1) id f6JCKcL17284 for freebsd-questions@freebsd.org; Thu, 19 Jul 2001 15:20:38 +0300 (EEST) Date: Thu, 19 Jul 2001 15:20:38 +0300 From: Veaceslav Revutchi To: freebsd-questions@freebsd.org Subject: underscore in hostnames (dns problem) Message-ID: <20010719152038.A16848@zeus.dnt.md> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Troubleshooting a mail problem today I discovered that the MX record for the destination address has an underscore in it, something like that: acb_def.domain.org when I use dig it reports the IP for this weird hostname, but if I try to ping or telnet to it I get respectively: ping: cannot resolve abc_def.domain.org: Unknown server error abc.def.domain.org: Non-recoverable failure in name resolution ping and telnet is able to resolve the name on linux though. Do I have to contact those responsible for that domain and point them to the problem of is underscore allowed in zone file? thanks, slava To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message