name resolution in function of client's IP address

[Kevin Darcy]

"michel.guilhem" wrote:

> I manage a dns in an intranet , and i have a question :
> Is it possible to obtain a different resolution of name in
> function of the client's address Ip ?
> For example :
> A client with an IP address 10.2.254.110 do a request to obtain
> the IP address of a server called www.coucou.fr and the dns return
> 10.2.248.1 for this
>
> Another client with an IP address 10.75.234.55 do the same
> request (www.coucou.fr ) and the dns return 10.75.234.5 for the same
> name .
>
> I'm interested by this because i construct a cache tree
> structure and for some requests it is not possible to redirect the
> request (
> like ftp client in command line ) so the unique solution might be the
> dns to redirect the request at the source .

Check out the "view" feature of BIND 9. This would require you to define
*every* zone on the nameserver in each view, however, but you could
maybe point the definitions at the same zonefile and/or use $INCLUDE
files to make your life easier in this regard...


- Kevin