Date: Wed, 03 Mar 2004 12:57:28 -0600 From: Martin McCormick <martin@dc.cis.okstate.edu> To: Charles Swiger <cswiger@mac.com>, freebsd-questions@freebsd.org Subject: Re: Can Not ping Hosts by name when Underscores are Present. Message-ID: <200403031857.i23IvSOf024340@dc.cis.okstate.edu>
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Thank you very much. I run our domain name servers and this fits what I suspected was going on. bind Version 9 stopped checking names for illegal characters and I usually try to discourage people from using them in names, but I thought I had better check to make sure there wasn't something else afoot before shooting my mouth off. Martin McCormick Charles Swiger writes: >That sounds about right. nslookup is a testing utility which allows >one to query RRs for string you want, including ones which correspond >to invalid hostnames. > >The underscore is not allowed in Internet hostnames-- see RFC-952 and >-1123. > >-- >-Chuck >
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