Polycom ViewStation EX4000 - Manual (Page 3)

© Polycom, Inc. i
Contents
Chapter 1 - About this Manual ................................................ 1
Conventions Used in this Manual .................................................................................... 2
Glossary................................................................................................................................ 2
Chapter 2 - Technical Information.......................................... 11
System Descriptions ......................................................................................................... 12
Technical Specifications ............................................................................................ 12
RS-232 Interface.......................................................................................................... 20
Quad BRI Network Interface Module..................................................................... 22
Indicators on the Quad BRI Network Interface Module .............................. 22
Quad BRI Cabling............................................................................................... 23
NT-1 Information................................................................................................ 24
ISDN Switches.....................................................................................................25
Automatic Quad BRI Software Update........................................................... 25
PRI Network Interface Module for ViewStation FX and VS4000 ....................... 26
Indicators on the PRI Network Interface Module ......................................... 27
PRI Cabling.......................................................................................................... 29
Channel Selection ............................................................................................... 30
PRI E1 Channel Information ............................................................................. 30
Dedicated Full PRI T1 or E1 Line ..................................................................... 30
V.35/RS-449/RS-530 Network Interface Module ................................................. 31
Indicators on the V.35/RS-449/RS-530 Network Interface Module ........... 31
V.35/RS-449/RS-530 Cabling ........................................................................... 32
Serial Interface Control Signals ........................................................................ 38
State Machine ...................................................................................................... 39
Crypto Resync .....................................................................................................44
Other Elements of a Typical Deployment ..................................................................... 45
Chapter 3 - Before You Deploy.............................................. 47
Predeployment Overview................................................................................................ 48
Video Network Security................................................................................................... 49
Best Practices ..................................................................................................................... 50
Predeployment Planning ................................................................................................. 51
LAN/WAN Considerations..................................................................................... 52