Re: IP address subnet delegation

In article <bb815f$280c$1@xxxxxxxxxxx>, Kerry Cox  <kerry.cox@xxxxxxx> wrote:
>Hi, I had Genuity delegate a small subnet over to us, that being the network

There is no more Genuity, we're Level(3) now.

>block 4.21.122.32/27 to ns1.ksl.com for which I am responsible.  I have the
>correct entries in my named.conf and in my /var/named/zone file. I can
>perorm reverse lookups on these IP addresses within my own network, but on
>the outside or through any other name server I cannot do reverse lookups.
>I (thought I) followed RFC 2317 style delegation, but no one outside can yet
>perform reverse lookups. 
>Could it be that my syntax is off? Probably is. Here is how I set it up.
>Here is what I have in my /etc/named.conf file running the latest Red
>Hat using the most recent BIND.
>
>zone "122.21.4.in-addr.arpa" IN {

This should be:

zone "32-27.122.21.4.in-addr.arpa" IN {

Your configuration would be correct if you owned the entire 4.21.122.0/24
subnet, but you don't.

-- 
Barry Margolin, barry.margolin@xxxxxxxxxx
Level(3), Woburn, MA
*** DON'T SEND TECHNICAL QUESTIONS DIRECTLY TO ME, post them to newsgroups.
Please DON'T copy followups to me -- I'll assume it wasn't posted to the group.