Processing Capabilities ........................................................................................................27
Reliability ...........................................................................................................................27
IP Telephone Voice Performance ......................................................................... 28
IP Codes ............................................................................................................................28
Coding Rate .......................................................................................................................28
Objective Evaluation on Voice..............................................................................................28
Subjective Evaluation on Voice ............................................................................................28
Delay Indices .....................................................................................................................28
Service Functionalities ....................................................................................... 29
Service Provision Modes......................................................................................................29
Available Services...............................................................................................................29
Chapter
4
..................................................................................31
Hardware Structure................................................................................31
Overview ......................................................................................................... 31
Structure Layout Diagram.................................................................................. 32
Board Overview................................................................................................ 33
Integrated Control & Switch Board (ICS) ..............................................................................33
Packet Processing and Resource Board (MPR) .......................................................................35
Analog Line Card (ALC) .......................................................................................................37
ADSL Subscriber Card (ADLG) .............................................................................................38
Test Subscriber Line Card (TSLC).........................................................................................40
POWER H...........................................................................................................................41
Chapter
5
..................................................................................45
Software Structure .................................................................................45
Overview ......................................................................................................... 45
Software Structure............................................................................................ 45
O&M Provision....................................................................................................................46
Database System ...............................................................................................................47
Operation Support System ..................................................................................................49
Bearer System ...................................................................................................................52
Call Connection System.......................................................................................................52
H.248 System....................................................................................................................54
Chapter
6
..................................................................................57
Interface and Communication................................................................57
Interfaces ........................................................................................................ 57
Subscriber Side Interfaces...................................................................................................57
Summary of Contents for zxmsg 5200
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