i need to integrate OCS 2007 with PBX ,
so my question , can i replaced media gateway with codian ISDN gateway ,
http://www.codian.com/downloads/Codian-ISDNGW3201-Datasheet.pdf
and i want the answer in case of two choics ,
1- if the PBX support SIP / IP
2- if the PBX doesn't support ( old PBX )
and also i need describtion for the system , if I have
1- clients use Tandberg Video conference unit
2- clients use communicator on pc
3- clients use ip phone
4-clients use analog telephone
please anyone reply me as soon as possible >>>>>