The underscore character should not be used in dns names in the first
place.

From page one of RFC 952...

http://www.ietf.org/rfc/rfc0952.txt?number=952

<quote>
A "name" (Net, Host, Gateway, or Domain name) is a text string up
to 24 characters drawn from the alphabet (A-Z), digits (0-9), minus
sign (-), and period (.).
</quote>

For additional information about host names and numbers, see page twelve
of RFC 1123.

http://www.ietf.org/rfc/rfc1123.txt?number=1123

On Wed, 10 Apr 2002, Strele Franz wrote:

> Date: Wed, 10 Apr 2002 14:22:26 +0200
> From: Strele Franz <Franz.StreleSYNERGIS.AT>
> To: NTBUGTRAQLISTSERV.NTBUGTRAQ.COM
> Subject: solution: MS02-015 (Q319182) breaks intranet cookies
>
> hi russ,
>
> we got a lot of mails with the solution to our problem with cookies. thanks
> a lot to everyone!
>
> it seems that a server name with an underscore (like "my_server") is causing
> this kind of trouble...
>
> quoting Q312461 (ms01-55, which is included in q319182):
> "This patch requires that domains that use cookies MUST only have
> alpha-numeric characters (or '-' or '.') in the domain name. If they do not,
> cookies may not work properly."
>
> see Q312461 for details...
>
>
> we still get a lot of mails asking for a solution. so i thought it would be
> best to post this to ntbugtraq, maybe it helps someone...
>
>
> thanks,
> franz
>
>

--
><><><><><><><><><><><><><><><><><><><><><><><><><><><><
Pat Hennessy                    (pathhopi.dtcc.edu)
Computer Services - Systems Support
Delaware Technical and Community College
><><><><><><><><><><><><><><><><><><><><><><><><><><><><

• Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]