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From: ywliu@phi.Sinica.EDU.tw (Yen-Wei Liu)
Message-Id: <9701240244.AA15378@phi.Sinica.EDU.tw>
Subject: Re: Why "ns_req: no root server " ? (fwd)(Should be solved !!)
To: isp@freebsd.org, questions@freebsd.org
Date: Fri, 24 Jan 1997 10:44:42 +0800 (CST)
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I got a reply from Mr. Don Lewis. He kindly pointed out the reason and 
provided the best solution, IMHO. I diecided to share his advice with
you, and thanks for all persons trying to help me and people with the
same problem.

Forwarded message:
> From gdonl@tsc.tdk.com Fri Jan 24 08:29 CST 1997
> From: Don Lewis <Don.Lewis@tsc.tdk.com>
> Message-Id: <199701240032.QAA13227@salsa.gv.tsc.tdk.com>
> Date: Thu, 23 Jan 1997 16:32:28 -0800
> In-Reply-To: ywliu@phi.Sinica.EDU.tw (Yen-Wei Liu)
>        "Why "ns_req: no root server " ?" (Jan 23,  4:00pm)
> X-Mailer: Mail User's Shell (7.2.6 alpha(3) 7/19/95)
> To: ywliu@phi.Sinica.EDU.tw (Yen-Wei Liu)
> Subject: Re: Why "ns_req: no root server " ?
> Content-Type: text
> Content-Length: 1031
> 
> On Jan 23,  4:00pm, Yen-Wei Liu wrote:
> } Subject: Why "ns_req: no root server " ?
> } Hi,
> } 
> } I am running named on FreeBSD 2.1.6 for our own domain. From time
> } to time the named just dies, and keeps issuing error messages :
> } 
> } "named[xxx] : ns_req : no address for root server"
> } 
> } After the name server is restarted, everthing is normal.
> } 
> } What's this and how does this happen ?  I have run named on 2.0.5
> } before and this never happened.
> 
> When named starts up it reads the root cache file and sends out
> a request for the root server list to the hosts in this file and
> caches the answer, which includes the names and addresses of the
> root servers.  If the root server addresses time out before the
> names do, then you get the above message.  The version you are
> running isn't able to recover.  I'd recommend upgrading to BIND 4.9.5-P1,
> which has a number of fixes to this and related problems (as well as
> a number of other important bug fixes).  Get
> ftp://ftp.isc.org/isc/bind/src/4.9.5/bind-4.9.5-P1.tar.gz
> 
> 			---  Truck
> 

ps. Can we suggest FreeBSD 2.2 include this version instead ? Or 
is it done already ?


Yen-Wei Liu