From owner-freebsd-hackers  Wed Jan 15 17:44:42 1997
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Date: Wed, 15 Jan 1997 20:44:45 -0500 (EST)
From: Andrew Webster <andrew@fortress.org>
Reply-To: andrew@pubnix.net
To: Jaye Mathisen <mrcpu@cdsnet.net>
cc: hackers@freebsd.org
Subject: Re: Underscore in domainname?
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On Wed, 15 Jan 1997, Jaye Mathisen wrote:

> 
> 
> I'm using squid as a proxy server under FreeBSD-current, and a few of our
> users are having trouble wiht www.mcafee.com, which is a CNAME for
> sc_axp2.mcafee.com.

Yes, the _ is indeed invalid.  See the domain naming convention policies 
on rs.internic.net.  The only legal characters now are the letters A through 
Z, the dash (-) and the digits 0 through 9.  Your version of bind is 
correctly thinking that the name with the _ is bogus.

Someone needs to send a nice letter explaining this to the mcafee sysadmins!


Andrew Webster                              andrew@pubnix.net   
PubNIX Montreal    Connected to the world   Branche au monde
P.O. Box 147       Cote Saint Luc, Quebec   H4V 2Y3
tel 514.990.5911   http://www.pubnix.net    fax 514.990.9443