Specifications

Net-2000™ VCU Users Manual
Version 4.0, December, 2013
Table of Contents
1 NET-2000™ VOICE CODEC UNIT INTRODUCTION .....................................................1
1.1 Features..................................................................................................................................1
1.2 Interfaces................................................................................................................................1
1.3 Net-2000™-VCU modes of operation ....................................................................................2
1.4 Control ....................................................................................................................................2
1.5 Protocol...................................................................................................................................2
2 NET-2000™ VCU INSTALLATION.................................................................................. 3
2.1 Set Up.....................................................................................................................................3
2.2 Net-2000™-VCU Connections ...............................................................................................3
2.2.1 Connecting AC Power......................................................................................................... 3
2.2.2 Voice Audio I/O Connections.............................................................................................. 4
2.2.3 Channel Communication..................................................................................................... 4
2.3 Rack Mount Installation ..........................................................................................................6
2.4 VCU Front Panel ....................................................................................................................6
2.4.1 Power On Switch.................................................................................................................7
2.5 Initial Set-up – (RS-232 Serial Connection) ...........................................................................7
3 NET-2000™ VCU CONTROL ..........................................................................................9
3.1 Net-2000™-VCU Control Via Web Interface..........................................................................9
3.2 Navigation Menu...................................................................................................................10
3.2.1 VOIP Mode .......................................................................................................................10
3.2.2 File Mode.......................................................................................................................... 10
3.2.3 Network Settings Page ...................................................................................................... 11
3.3 Status Control Bar ................................................................................................................12
3.3.1 Net-2000™- is Idle............................................................................................................ 12
3.3.2 Net-2000™- is Active........................................................................................................ 12
3.3.3 Start and Stop Buttons....................................................................................................... 13
3.4 Reset to Defaults Button.......................................................................................................13
3.5 Version Identification ............................................................................................................13
3.6 Hyperlink to DVSI Web Page ...............................................................................................13
3.7 VCU Control via Serial Interface ..........................................................................................13
4 VOIP MODE ...................................................................................................................16
4.1 Net-2000™-VCU VOIP Mode Settings.................................................................................16
4.2 Vocoder Selection (Version Dependant)..............................................................................17
4.2.1 Forward Error Correction (FEC)..................................................................................... 17
4.3 APCO Vocoder Version – APCO Standard and APCO Enhanced......................................17
4.3.1 APCO Enhanced Vocoder Bit Stealing ............................................................................. 18
4.3.2 APCO Enhanced Vocoder Additional Features................................................................ 18
4.4 AMBE® / AMBE+™ Vocoders Version ................................................................................19
4.5 AMBE+2™ Vocoder Version ................................................................................................20
4.6 Vocoder Selection (GMR-1 or GMR-2 Version) ...................................................................20
4.6.1 GMR-1 Vocoder Selection................................................................................................. 20
4.6.2 GMR-2 Vocoder Selection................................................................................................. 21
(Subject to Change) Page v
DVSI CONFIDENTIAL PROPRIETARY