IP PBX

IP PBX Feature: 1.Open Source Asterisk IP PBX;2.High performance OSLEC;3.Configurable IVR menu;4.Custom records voice for IVR

Features
Open Source Asterisk IP PBX
High performance OSLEC (Open Source Line Echo Canceller)
Configurable IVR menu
Voice Mail,Voicemail to Email
Follow me, Call waiting,Call transfer,Call Parking
Call conference
DISA
Ring group
SIP trunking, IAX trunking
PSTN analog trunk
Failback
Call Detail Record
Custom records voice for IVR
Access vis: SSH/telnet/web
Firmware upgradable via web interface(TFTP)
Support  PPPOE/VPN/DDNS/NAT/SSH
Unlimited extension register
Support 30 simultaneous calls

Applications
SOHO/SMB telephony system
Hosted service
FAX terminal
IVR system

Interface 
2 X RJ45 ports
1 X Power port
4 GSM Antennas
4 SIM Cards Interface

Hardware
CPU: 400MHz Blackfin 533 Chip
Four GSM modules interface
NAND flash 1G
SDRAM 64M

System
Open Source uClinux
asterisk 1.4.x