4PSA VoipNow For Linux

4PSA VoipNow is the leading Linux IP PBX software for Hosting and Internet Service Providers, businesses of all sizes, call centers and residential users. With multi-tenant software architecture 4PSA VoipNow can deliver hosted PBX services or it can be used as a standalone PBX in a company office.

4PSA VoipNow Express free edition offers standard PBX features and supports up to ten phone extensions, while Professional edition offers increased scalability and advanced features: IVRs, calling cards, callback, remote conferences and call queues.

- Caller ID / Call management / call recording / Voicemail / DND (do not disturb) function / call cascading / ring groups/ music on hold/ DID management / call monitoring and 50 other features.

- Intelligent cost call routing and PTSN fallback / Incoming call rules / Local or public conferencing / Fax and voicemail to Inbox / Auto attendant (IVR) with text2speech / Call center ready (call queues with sophisticated distribution algorithms and advanced reports and statistics) / Callback service / Calling card

- Multi-tenant software architecture / Four levels of control for hosted services (admin, reseller, client, extension) / Web based interface / Individual permissions and limits for each account / SOAP API for integration with third party apps

- Real time billing engine / Time intervals management / Prepaid and postpaid billing plans / Calling card billing / Callback billing / Call center grade queues report

4PSA VoipNow works with x86 and IBM PowerPC based servers. The system can sustain several hundred extensions even on an entry level server.

For more details about the software installation using the Command Line Installer, check:

http://www.4psa.com/docs/voipnow/voipnow_commandline_installation.html