local NS and local MX

[Mohsen Pahlevanzadeh <mohsen@pahlevanzadeh.org>]

Dear all,

I need to run a bind9 as local, suppose 192.168.1.3
And run a MTA as 192.168.1.20
I created a Virtual and input static IP as 20, But can't set local dns 
for 192.168.1.3

Please help me....