Date: Wed, 15 Jan 1997 19:12:19 -0800 (PST) From: Ulf Zimmermann <ulf@Alameda.net> To: sysadmin@mcafee.com Cc: hackers@FreeBSD.ORG Subject: Re: Underscore in domainname? Message-ID: <199701160312.TAA04066@Gatekeeper.Lamb.net> In-Reply-To: <Pine.NEB.3.95.970115160009.23098x-100000@mail.cdsnet.net> from Jaye Mathisen at "Jan 15, 97 04:04:15 pm"
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Hello Sysadmin at McAfee.
Please read RFC 1035, RFC 1123 and RFC 1912. Your hostname with an underscore
breaks things and is not an allowed character for DNS names.
Regards, Ulf.
>
>
> 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.
>
>
> The _ is apparently causing the problem, as other hosts with _'s kill
> squid as well. BIND seems to think that anybody with an _ in their name
> is bogus, or at least, no response is ever authoritative.
>
> (I'm using BIND 4.9.5 on my main nameserver).
>
> If I had a better way to narrow this down, I would. Any tip appreciated.
>
>
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Ulf Zimmermann, 1525 Pacific Ave., Alameda, CA-94501, #: 510-769-2936
Alameda Networks, Inc. | http://www.Alameda.net
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