PBX Features

Up to 500 Extensions
Up to 100 Simultaneous Calls
Up to 80 Simultaneous Conference Attendees
Up to 36 Call Queues
Up to 36 Conference Rooms
Recording up to 7500 hrs (WAV)
Recording up to 75000 hrs (GSM)
Automatic Recording/One Touch Recording
CDR (Call Detailed Recording)
Multi-layer IVR (Interactive Voice Response)
TDM/SIP/IAX Extensions/trunks
Flexible Inbound/Outbound Routing
Time-based Routing
Remote Extensions & Remote Offices
Paging & Intercom
Video Call
Call Forward/Transfer
Web Extension (WebRTC)
Follow Me
DND (Do Not Disturb)
Ring Groups
Pick-up Groups
DISA (Direct Inward System Access)
Virtual Fax
Voicemail to Email/Fax to Email
One Number Stations
Smart DID

Media

Audio Codecs: G.722/G.711-Ulaw/G.711-Alaw/G.726/G.729/GSM/SPEEX
Video Codecs: H.261/H.263/H.263+/H.264
Fax: T.38 (passthrough)

Network & Protocols

IPv4, IPv6, VLAN, DHCP, PPPoE, DDNS, SNMPv2, NTP, SNTP, TFTP, SSH, HTTPS, SRTP, TLS, LDAP, TR069

Security
HTTPS, Fail2Ban, Permit IP, Whitelist, Blacklist
VPN Server (PPTP, L2TP, OpenVPN, IPSec)
VPN Client (N2N, PPTP, L2TP, OpenVPN, IPSec)