1 Port, 2 Port, 4 Port, 8 Port | — |
No, Yes | — |
Yes | — |
Yes | — |
Yes | — |
Yes | — |
Asterisk, Elastix, FreeBPX, FreeSWITCH, IP BRICK, trixbox, YATE | — |
YES | — |
Euro ISDN, Network or CPE, AT&T 4ESS, CAS Voice Modes | — |
5 Years From Manufacturer | — |
Allo | Zycoo |
— | Announcements, Built in Conference Bridge/Service, Calling Queues (ACD/IVR), Dictation, Directory, Fax to Email, Feature Rich User Control Panel – Visual Voicemail, Flexible Time Based Call Routing, Follow Me/ Find Me Calling, Hunt/Ring Groups, Music On Hold, Personal IVRs, Secure Communications (SRTP/TLS), Support for Video Calling, Voice Mail Blasting, Wake Up Calls |
— | Call Forwarding, Call History – Call Detail Records and Call Event Logging, Call Recording, Call Screening, Call Transfer, Call Waiting, Caller Blacklisting, Caller ID, DISA, Do Not Disturb, Paging/Intercom, Speed Dials, Three Way Calling, Voice Mail – Voicemail to Email |
— | Open Standards Support for Multiple Signaling Protocols: SIP, IAX2, PRI/T1/E1, POTS/Analog, ISDN, Soft Phone Support, Specialty Device Support – Door Phones, Overhead Paging, Strobe Alerts, Paging Gateways, Voice Gateways, Failover Devices, WebRTC – Browser Based Calling (thru UCP) |
— | Bulk Import Utilities (Trunks, Extensions, Users, Phone Numbers), Integrated Intrusion Detection, System Dashboards |
— | User Control Panel (UCP) |
— | 2 Port GSM Module, 2FXS-FXO Module, 4 FXO Module, 4 FXS Module, 4 Port GSM Module, Without Module |
— | 2 Port GSM Module, 2FXS-FXO Module, 4 FXO Module, 4 FXS Module, 4 Port GSM Module, Without Module |