Voice Mail Etus; Description - NEC Electra Elite IPK II System Hardware Manual

Document Revision 3
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CMS(2)/(4)-U( ) ETU
7.1.1

Description

This CMS(2)/(4)-U( ) ETUDigital Voice Mail system supports a
maximum of four ports.
This ETU is a PC platform installed in the Electra Elite IPK II that
contains Flash ROM data storage for voice recording and application
software. A digital signal processor/voice processing section
handles the following functions:
DTMF detection
DTMF generation
General tone detection
FAX CNG tone detection
PCM compression for audio recording/playback
Automatic gain control (AGC)
A serial port (direct connect speeds up to 19.2 Kbps)
This ETU provides two or four ports for digital voice mail. Refer to
Table 6-29 Configuration Support
Function
Applications
Call Forwarding
Connections
Hardware
Message Notification
Operator Console
MDM-F-20 Unit
CMS(2)/(4)-U( ) ETU
Table.
Table 6-29 Configuration Support Table
Configuration Support
Automated Attendant/Voice Mail with call
forwarding (release transfer)
Automated Attendant/Voice Mail without call
forwarding (await answer transfer)
Voice Mail only (No transfer)
Supported
Connects to backplane connector of the KSU.
One CMS(2)/(4)-U( ) ETU
Through message waiting lamp.
100 (default)
Positive disconnect: Digital Signal
Used for remote connection.
Electra Elite IPK II
Installing ETUs (Circuit Cards)