Release 1.0
Digium, Inc.
Page 14
Chapter 1
Overview
The Digium TE 400 Series cards are a T1/E1 capable card series created
for voice and data. They support industry standard protocols, including
Robbed Bit Signaling, E&M, Primary Rate ISDN (PRI), and several data
modes (PPP, HDLC, Cisco HDLC and frame relay). The TE400 Series
are capable of running in E1, T1, or J1 modes. They are also capable of
DACSing channels from one span to another. The TE 400 Series are ideal
for connecting phones to a channel bank, connecting to your T1/E1
switch, or connecting to a legacy PBX.
This manual is for use with the TE420/TE420B PCI Express card, as well
as the 5 volt TE405P/407P and the 3.3 volt TE410P/412P Quad T1/E1
PCI cards. These cards are identified collectively as the TE 400 Series
cards throughout this manual.
Designed to be fully compatible with existing software applications and
integrate fully with Asterisk Open Source PBX/IVR platform, the TE 400
Series cards allow many advanced call features.
Data Modes:
Cisco HDLC
HDLC
PPP
Multilink PPP
Frame Relay
