Version 6.6  3  April 2012 
Hardware Installation Manual  Contents 
Table of Contents 
1  Introduction ......................................................................................................... 7 
2  Unpacking the Device ........................................................................................ 9 
3  Physical Description ........................................................................................ 11 
3.1  Front Panel Description .......................................................................................... 12 
3.1.1  FXS Module ............................................................................................................ 13 
3.1.1.1  Port Description ....................................................................................... 13 
3.1.1.2  LED Description ....................................................................................... 13 
3.1.2  FXO Module ............................................................................................................ 14 
3.1.2.1  Port Description ....................................................................................... 14 
3.1.2.2  LED Description ....................................................................................... 14 
3.1.3  BRI Module ............................................................................................................. 15 
3.1.3.1  Port Description ....................................................................................... 15 
3.1.3.2  LED Description ....................................................................................... 15 
3.1.4  TRUNKS (E1/T1) Module ....................................................................................... 16 
3.1.4.1  Port Description ....................................................................................... 16 
3.1.4.2  LED Description ....................................................................................... 16 
3.1.5  CPU Module ............................................................................................................ 17 
3.1.5.1  Port Description ....................................................................................... 17 
3.1.5.2  LED Description ....................................................................................... 18 
3.2  Rear Panel Description .......................................................................................... 18 
4  Mounting the Device ........................................................................................ 19 
4.1  Desktop Mounting .................................................................................................. 19 
4.2  19-Inch Rack Mounting .......................................................................................... 20 
5  Cabling the Device ........................................................................................... 21 
5.1  Grounding the Device ............................................................................................. 21 
5.2  Connecting to the IP Network ................................................................................. 22 
5.3  Connecting to FXS Interfaces ................................................................................ 22 
5.4  Connecting to FXO Interfaces ................................................................................ 23 
5.5  Connecting the Analog Lifeline Phone ................................................................... 24 
5.6  Connecting to ISDN BRI Lines ............................................................................... 25 
5.7  Connecting BRI Interfaces for PSTN Fallback ....................................................... 26 
5.8  Connecting to E1/T1 Trunks ................................................................................... 27 
5.9  Connecting E1/T1 Trunks for PSTN Fallback ........................................................ 28 
5.10  Connecting to Dry Contact Relay Alarm System .................................................... 29 
5.11  Connecting RS-232 Serial Interface to a Computer ............................................... 30 
5.12  Connecting to Power .............................................................................................. 31