internal ips

Kevin Darcy kcd at
Tue Mar 21 20:04:41 UTC 2000

Cary Wells wrote:

> I am running RH 6.1 and bind 8.2.2-P5.  I am a secondary name server for my
> own domain but do not have reverse rights to my ip.  My external ip resolves
> to a address.  My domain works perfectly as does
> the rest of the server for my masqd client computers.  My question is I am
> trying to make it know what the internal ips are named but i can't do a
> lookup on them, I get a no host from nslookup when I do nslookup
> here is my 192.168.0.db file
> @       IN      SOA (
>                           1998041301 ; Serial, todays date + todays serial
>                                 8H      ; Refresh
>                                 2H      ; Retry
>                                 1W      ; Expire
>                                 1D)     ; Minimum TTL
>                         NS
>         1               IN PTR     toxik
>         4               IN PTR     smokie
>         6               IN PTR     angelic
> Now I truely suck at this dns stuff and find it quite difficult to setup but
> I don't wanna give up.
> The reason I am asking this is because qpopper is giving me errors when
> internal machines get their mail from the box like this
> Mar 21 09:28:01 toxik qpopper[2544]: (v3.0b34) Unable to get canonical name
> of client Unknown host (1)
> This may not be a problem but it bugs me and can't find any information on
> internal ips anywhere.

Do you really have leading whitespace in your PTR records? That's going to
cause named to misinterpret them.

- Kevin

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