Contents
Chapter 1 - Introduction and Description
1.1
Introduction .................................................................................................................................... 8
1.2
About This Manual ......................................................................................................................... 8
1.3
Product Description ..................................................................................................................... 10
1.4
System Features ......................................................................................................................... 12
1.4.1
Voice/Fax ........................................................................................................................... 12
1.4.2
Data Channel ..................................................................................................................... 12
1.4.3
Composite Link .................................................................................................................. 12
1.4.4
Flow Control ....................................................................................................................... 12
1.4.5
Parameter Memory ............................................................................................................ 12
1.4.6
Diagnostics ........................................................................................................................ 13
1.4.7
Operational Statistics ......................................................................................................... 13
1.5
FCC Regulations for Telephone Line Interconnection ................................................................. 14
1.6
Canadian Limitations Notice ........................................................................................................ 15
1.7
Specifications .............................................................................................................................. 16
1.7.1
Async Data Channel .......................................................................................................... 16
1.7.2
Sync Data Channel ............................................................................................................ 16
1.7.3
System Control (Command Port) ....................................................................................... 16
1.7.4
Composite Link .................................................................................................................. 16
1.7.5
Internal Modem .................................................................................................................. 17
1.7.6
Internal DSU ...................................................................................................................... 17
1.7.7
ISDN Terminal Adapter ...................................................................................................... 17
1.7.8
Voice/Fax Channel ............................................................................................................. 17
1.7.9
Electrical/Physical .............................................................................................................. 18
Chapter 2 - Configuration
2.1
Introduction .................................................................................................................................. 20
2.2
Configuration 1 - Dial-Up Link ..................................................................................................... 21
2.3
Configuration 2 - MMH900 Series with Voice/Fax ....................................................................... 25
2.4
Configuration 3 - LAN to LAN ...................................................................................................... 28
2.5
Configuration 4 - PBX to PBX ..................................................................................................... 32
Chapter 3 - Front and Rear Panel Descriptions
3.1
Introduction .................................................................................................................................. 36
3.2
Indicators ..................................................................................................................................... 36
3.3
Connectors .................................................................................................................................. 39
3.3.1
Frame Ground Connector (GND) ...................................................................................... 39
3.3.2
POWER Connector ........................................................................................................... 39
3.3.3
DATA/COMMAND Connector ............................................................................................ 39
3.3.4
EXTERNAL COMPOSITE RS232C/V.35 Connector ......................................................... 39
3.3.5
VOICE/FAX CHANNEL 1 FXS Connector ......................................................................... 39
3.3.6
VOICE/FAX CHANNEL 1 FXO Connector ......................................................................... 39
3.3.7
VOICE/FAX CHANNEL 1 E&M Connector ........................................................................ 40
3.3.8
DSU/TA DIGITAL Connector .............................................................................................. 40
3.3.9
MODEM LEASED Connector ............................................................................................ 40
3.3.10
MODEM DIAL-UP Connector ............................................................................................ 40
3.4
Switches and Shunts ................................................................................................................... 41
3.4.1
Front Panel Switches ......................................................................................................... 41
3.4.2
Power Switch ..................................................................................................................... 41
3.4.3
DIP Switch ......................................................................................................................... 42
3.4.4
RS232C/V.35 Shunt ........................................................................................................... 42
