there are lot of ways as per your system...
what system are u using?
cucm or cucme
You can forward all calls to board number...
if you have unity express or unity conenction use AA ( auto attandant) and forward callt o specific numbers..
you can also use call routing based on time basis...
!
Warm Regard's
===========
Amit
Warm Regard's
Amit Sahrma