Hi All
i m new in linux
i want to install DNS in linux
some one told me u have to install BIND and For BIND the following packages need to be installed on the server:

caching-nameserver-a.b
Details ?

bind-a.b
Details ?

bind-utils-a.b
Details ?


Can any one tell me in the detail of these bind packages software details ?
Waiting for hopefull response
Saqib