17.1 T

17.1.1 T1 Line Service

Description
A T1 line carries twenty-four 64 kbps-voice channels at 1.5 Mbps, and can be used as a public or private line.
Voice is digitized by Pulse Code Modulation (PCM). This feature is only available for the KX-TDA100,
KX-TDA200, and KX-TDA600.
1. Channel Type

[LCOT/GCOT/DID/TIE/OPX]

The T1 card supports five different channel types to provide connection at minimum expense. One of the
five channel types can be assigned to any one of the T1 card’s 24 channels individually, according to usage
rates and customer needs.
2. T1 Features
The following table shows the features available for each channel type:
(1) TIE (2) DID (3) DIL (4) OPX (5) ANI
Feature
LCOT
GCOT
DID
TIE (E & M)
OPX
Channel Type
Available
[Explanation]
Feature Description
(1) TIE TIE Line Service Refer to the TIE Line Service feature. (®
13.1.13 PRIVATE NETWORK FEATURES)
(2) DID Direct Inward Dialing
(DID)
Refer to the DID feature. (® 4.1.5 DID (Direct Inward
Dialing))
(3) DIL Direct In Line (DIL) Refer to the DIL feature. (® 4.1.6 DIL (Direct In Line))
302 Feature Manual Document Version 2008-11
17.1.1 T1 Line Service