Re: DNS goofups galore...

From: Mr. James W. Laferriere (babydr@baby-dragons.com)
Date: Thu Feb 08 2001 - 08:35:31 EST


        Hello Matti ,

On Thu, 8 Feb 2001, Matti Aarnio wrote:
 ...snip...
> Answer to the self-education question above:
>
> The NAME fields in usual BIND systems get appended the current $ORIGIN
> string value when the data in the field does not end with a dot:
>
> Wrong: IN MX 10 11.22.33.44
> "Right": IN MX 10 11.22.33.44.
    s/"Right"/Wrong/

        (in the forward file)
        Right: IN MX 10 mymail.mydomain.com.
        Right:mymail.mydomain.com. IN A 11.22.33.44

        (in a in-addr.arpa file)
        Right:44 IN PTR mymail.mydomain.com.

> The second appears at DNS lookup as "IN MX 10 11.22.33.44", which
> is the intention aiming to use quite common misfeatures of system
> libraries. THERE IS NO GUARANTEE OF IT WORKING AT NON-UNIX SYSTEMS!
> Indeed there is no guarantee of it working at UNIX systems either!
        True ! . Hth , JimL

       +----------------------------------------------------------------+
       | James W. Laferriere | System Techniques | Give me VMS |
       | Network Engineer | 25416 22nd So | Give me Linux |
       | babydr@baby-dragons.com | DesMoines WA 98198 | only on AXP |
       +----------------------------------------------------------------+

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This archive was generated by hypermail 2b29 : Thu Feb 15 2001 - 21:00:11 EST