294
D14049.07
March 2010
Grey Headline
(continued)
Glossary
Term
Definition
VCS
Video Communications Server
A generic term for the TANDBERG product which acts as a gatekeeper and SIP proxy/server.
VCS Control
A VCS whose main function is to act as a gatekeeper, SIP proxy and firewall traversal client. This system will generally be located within the firewall.
VCS Expressway
A VCS with the same functionality as a VCS Control that can also act as a firewall traversal server. This will generally be located outside the firewall.
Zone
Zones are used on the VCS to define and configure connections to locally registered and external systems and endpoints. The Local Zone refers to all the locally
registered endpoints and systems, and consists of configurable subzones. External zones are used to configure connections to external systems with which the VCS
has a neighbor, traversal client or traversal server relationship, and to configure the way in which the VCS performs ENUM and DNS searches.
TANDBERG
VIDEO COMMUNICATION SERVER
ADMINISTRATOR GUIDE
Introduction
Overview and
status
System
configuration
VCS
configuration
Zones and
neighbors
Clustering and
peers
Call
processing
Bandwidth
control
Firewall
traversal
Appendices
Applications
Maintenance