T1 Line Service Features; T1 Line Service - Panasonic KX-TDA100 Features Manual

1.20 T1 Line Service Features

1.20 T1 Line Service Features

1.20.1 T1 Line Service

Description
The T1 line is at the bottom of the digital transmission hierarchy.
The T1 line carries twenty-four 64 kbps-voice channels at 1.5 Mbps transmission speed as a
trunk or private line. Voice is digitised by Pulse Code Modulation (PCM).
1.
Channel Type
[LCO/GCO/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 one of the 24 channels of the
T1 Card individually according to tariffs and customer needs.
2.
T1 Features
The following table shows the features available for each channel type:
[Feature Table]
Channel Type (1) TIE
LCO
GCO
DID
TIE (E & M)
OPX
: The feature is available.
[Explanation]
Number in
the Table
180 Feature Guide
(2) DID
Feature
(1) TIE Line
Service
(2) Direct Inward
Dialling (DID)
(3) Direct In Line
(DIL)
(3) DIL (4) OPX (5) ANI
Refer to the TIE Line Service feature. (
Service)
Refer to the DID feature. (
Direct Dialling Inward (DDI) in Section 1.1.1 Incoming
Trunk Call Features—SUMMARY)
Refer to the DIL feature. (
Section 1.1.1 Incoming Trunk Call Features—
SUMMARY )
Description
1.26.1 TIE Line
Direct Inward Dialling (DID)/
Direct In Line (DIL) in