T1 Card E1 Card,Te420 ISDN Pri Voice Board with 4 E1/T1 Ports,te420e Asterisk Card,PCI-E,Issabel FreePBX for VoIP Phone System IP PBX

with 4 E1/T1 ports , ISDN PRI Card(T1 card,E1 card).
with PCI Express (PCI-E) Connector.
Supports Dahdi / Zaptel driver.
Supports FreePBX / Asterisk / Issabel,Asterisknow,Dahdi ...

E1 circuits are used in Europe, Asia, Middle East and South America
T1 circuits are used in USA, Canada
J1 circuits are used in Japan

The 4 port E1/T1/J1 card supports E1, T1 and J1 circuits and it is selectable on a per-card or per-port basis. This feature enables signaling translation between E1 and T1 equipment and allows inexpensive T1 channel banks to connect with E1 circuits. With the improved I/O speed, the card reduces CPU usage and increases card density per server. The card is fully compatible with Issabel,Freepbx. Also, the open source driver supports an API interface for custom application development. The 4 port E1/T1/J1 card supports industry standard telephony voice and data protocols, including Primary Rate ISDN (both North American - National/DMS and Standard EuroISDN), SS7 signalling, analog over digital such as E&M, E&M Wink, R2 CAS, FXS/FXO loopstart and other less known voice protocol families, PPP, Cisco, HDLC, and Frame Relay data modes. Both line-side and trunk-side interfaces are supported, also included are advanced call features.

Issabel /FreePBX/VitalPbX/AsteriskNow Settings:

[ .localdomain]#dahdi_genconf
[ .localdomain]#dahdi_cfg -vvvv
DAHDI Tools Version - 2.2.0
DAHDI Version: 2.2.0
Echo Canceller(s): MG2
Configuration
===================
Channel 1: Clear channel (Default) (Echo Canceler: oslec) (Slaves: 1)
Channel 2: Clear channel (Default) (Echo Canceler: oslec) (Slaves: 2)
... ... ... ...
Channel 124: Clear channel (Default) (Echo Canceler: oslec) (Slaves: 124)

• 4 Port ISDN Pri Card,Switch E1 (31 channels) or T1 (24 channels) easily..
• Asterisk card TE420 Supports Asterisk,Issabel,Freepbx,AsteriskNow,VitalPBX,Free PBX,Isabel,Dahdi ....
• E1 Card,T1 Card Asterisk card te420.
• Voice Board 4 Port E1 / T1 Card.
• with PCI Express (PCI-E) Connector. -with the voice board, computer and Open Source softwares for unified comunnications,buyers can creat a restaurant hotel VoIP Business Phones System,IP Phones Equipment PABX Device,multi line / land line phone systems for home / small business,asterisk ip telephone device ..
• For hotel /restaurant phone system,asterisk pbx Asterisk PBX Appliance VoIP System PABX SIP Phone.