Polycom ViewStation EX User Manual page 329

Network Features
Quality of Service
and Experience -
iPriority
© Polycom, Inc. 2003
Automatic H.320/H.323 calling
Downspeeding over IP and ISDN
OneDial intelligent call management attempts call on preferred network (IP or ISDN)
and automatically rolls over to secondary network if needed
Maximum call length timer
Auto-SPID detection and configuration
NATO standard KG-194/KIV-7 encryptor support with on-screen and address book
dialing
Software upgradable Inverse Multiplexer (IMUX)
Dial ISDN lines separately or simultaneously
Polycom Video Error Concealment (PVEC) for concealing packet loss
IP Precedence (ToS)
DiffServ DHCP (CoS)
Dynamic bandwidth allocation
Proactive network monitoring
Packet and jitter control
Network Address Translation (NAT) support
Automatic NAT discovery
Asymmetric speed control
Fixed TCP/UDP port firewall support
Lip synchronization
Echo cancellation
Echo suppression
Auto gatekeeper discovery
Automatic gateway dialing profiles
Specify outbound call routing for gateway/ISDN
Closed captioning and text chat support both in and out of calls
Keypad audio confirmation makes dialing easy
Appendix C - ViewStation EX Technical Specifications
327