From owner-freebsd-questions@FreeBSD.ORG Wed Apr 16 12:06:21 2003 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 3180937B401 for ; Wed, 16 Apr 2003 12:06:21 -0700 (PDT) Received: from web14002.mail.yahoo.com (web14002.mail.yahoo.com [216.136.175.93]) by mx1.FreeBSD.org (Postfix) with SMTP id 42EE643F3F for ; Wed, 16 Apr 2003 12:06:20 -0700 (PDT) (envelope-from aunty_sue@yahoo.com.au) Message-ID: <20030416190620.83303.qmail@web14002.mail.yahoo.com> Received: from [165.228.129.11] by web14002.mail.yahoo.com via HTTP; Thu, 17 Apr 2003 05:06:20 EST Date: Thu, 17 Apr 2003 05:06:20 +1000 (EST) From: =?iso-8859-1?q?Sue=20Blake?= To: freebsd-questions@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Subject: root server dns queries X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 16 Apr 2003 19:06:21 -0000 I'm seeing a flurry of queries like those below every time I try to send an email destined for the outside of an internal network. Upon the send command, mutt pauses for 1-5 minutes and there is no maillog activity, as if DNS lookup is stalling. Eventually the mail gets out successfully. I cannot access the internal DNS servers, which are running NT. My BIND is cache only, forwarding to the NT boxes. Sendmail has been configured to WorkAroundBrokenAAAA. The box is running STABLE from about the end of February. When I query each NT box directly with nslookup they give the appropriate responses without fuss. Since something seems to be querying each root server in turn repeatedly (and failing), I whittled down my root file to two root servers and restarted named as an experiment. It still queried every one of them, not just the two it knew about. I see the following almost constantly: 621.091795 bsdbox.internal.net -> dns.internal.net DNS Standard query AAAA J.ROOT-SERVERS.NET 621.092003 bsdbox.internal.net -> dns.internal.net DNS Standard query A6 I.ROOT-SERVERS.NET 621.092194 bsdbox.internal.net -> dns.internal.net DNS Standard query AAAA I.ROOT-SERVERS.NET 621.092383 bsdbox.internal.net -> dns.internal.net DNS Standard query A6 H.ROOT-SERVERS.NET 621.092575 bsdbox.internal.net -> dns.internal.net DNS Standard query AAAA H.ROOT-SERVERS.NET 621.092764 bsdbox.internal.net -> dns.internal.net DNS Standard query A6 G.ROOT-SERVERS.NET 621.092954 bsdbox.internal.net -> dns.internal.net DNS Standard query AAAA G.ROOT-SERVERS.NET 621.093144 bsdbox.internal.net -> dns.internal.net DNS Standard query A6 F.ROOT-SERVERS.NET 621.093332 bsdbox.internal.net -> dns.internal.net DNS Standard query AAAA F.ROOT-SERVERS.NET 621.093519 bsdbox.internal.net -> dns.internal.net DNS Standard query A6 E.ROOT-SERVERS.NET 621.093708 bsdbox.internal.net -> dns.internal.net DNS Standard query AAAA E.ROOT-SERVERS.NET 621.093895 bsdbox.internal.net -> dns.internal.net DNS Standard query AAAA D.ROOT-SERVERS.NET 621.094087 bsdbox.internal.net -> dns.internal.net DNS Standard query A6 D.ROOT-SERVERS.NET 621.094274 bsdbox.internal.net -> dns.internal.net DNS Standard query A6 C.ROOT-SERVERS.NET 621.094460 bsdbox.internal.net -> dns.internal.net DNS Standard query AAAA C.ROOT-SERVERS.NET [...] 635.608491 dns.internal.net -> bsdbox.internal.net DNS Standard query response, Server failure 635.608596 dns.internal.net -> bsdbox.internal.net DNS Standard query response, Server failure 635.608696 dns.internal.net -> bsdbox.internal.net DNS Standard query response, Server failure 635.608798 dns.internal.net -> bsdbox.internal.net DNS Standard query response, Server failure 635.608901 dns.internal.net -> bsdbox.internal.net DNS Standard query response, Server failure 635.609001 dns.internal.net -> bsdbox.internal.net DNS Standard query response, Server failure 635.609102 dns.internal.net -> bsdbox.internal.net DNS Standard query response, Server failure 635.609204 dns.internal.net -> bsdbox.internal.net DNS Standard query response, Server failure 635.609305 dns.internal.net -> bsdbox.internal.net DNS Standard query response, Server failure 635.609406 dns.internal.net -> bsdbox.internal.net DNS Standard query response, Server failure 643.609064 dns.internal.net -> bsdbox.internal.net DNS Standard query response, Server failure [...] The high numbered port used at my end is, according to lsof, owned by named and its number does not change until named is restarted. Have I goofed somewhere, or do I need some more NT kludges? (Aplogies for the formatting, this is the only email available.) http://mobile.yahoo.com.au - Yahoo! Mobile - Check & compose your email via SMS on your Telstra or Vodafone mobile.