Compare Unison to standard PBX systems
As well as providing fully-unified communications out of the box, Unison has a built-in PBX that outperforms standalone PBX systems:
![]() |
Major-brand PBX (Avaya, Nortel, etc.) |
Asterisk | |
|---|---|---|---|
Sophisticated routing
|
|||
Auto-attendant (IVR system)
|
|||
| Voicemail stored on server | |||
| Unlimited extensions, DIDs and choice of providers for origination and termination | |||
| Call recording, parking, forwarding | |||
| Works with all SIP devices | |||
Real-time monitoring
|
|||
| Online management console to provision users and manage telephony | |||
| Console can also manage e-mail, IM and company directory | |||
| Unified communications out of the box | |||
Call-records-to-e-mail
|
|||
Voicemail-to-e-mail
|
|||
| Call management software included |



