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DEFINITYEnterpriseCommunicationsServerandSystem75andSystem85
Terminals and Adjuncts Reference
555-015-201
Issue 11
December 1999
Data Modules
21-73The Modular Trunk Data Module (MTDM)
21
The Modular Trunk Data Module
(MTDM)
Figure 21-22. The Modular Trunk Data Module, the Stand-alone Model
Similar in appearance and function to the TDM, the MTDM is a multi-purpose data
module configured to provide the digital switch interface to off-premises private
line trunk facilities or a switch network telecommunications network. Similar in
appearance and function to the TDM, the MTDM is a multi-purpose data module
configured to provide the digital switch interface to off-premises private line trunk
facilities or a switched network telecommunications network. The MTDM may also
serve as a conversion resource for modem pooling.
POWER
DATA SET
READY
TEST IN PROGRESS
LINE STATUS
ORIG/
DISC
MTDM
CHECK
OPTIONS
RECEIVE DATA
CALL IN
PROGRESS
SEND DATA
CARRIER ON