how to overcome underscore in A record

[Mark Andrews]

> We've been using the older version (pre 9.3) 
> and the underscore in the hostname in A recored
> like
> this_machine IN A 123.2.234.4

	Which are not legal in hostname, see RFC 952.
 
> is okay.
> We have to upgrade the bind to 9.5
> The new version does not like underscore in the hostname
>
> Is there any way to workaround ?

	See check-names.

> (otherwise we have to re-publish the web site URL
> with a new one 
> as the user has used the underscore in its web site
> for quite some time)

	You should re-publish regardless of whether you ignore the
	checks as remote site do implement the checks on queries.

	Mark
-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark_Andrews at isc.org