Cisco TelePresence Administrator's Manual page 294

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Glossary
Term
UA A SIP device used to make and receive calls.
User Agent
UDP A communication protocol defined by
User Datagram Protocol
URI A formatted string used to identify a resource, typically on the internet.
Uniform Resource Identifier
User Policy The set of rules that determine the action(s) to be applied to calls for a particular user or group. The VCS uses FindMe for its User Policy.
VCS See Cisco VCS.
VCS Control See Cisco VCS Control.
VCS Expressway See Cisco VCS Expressway.
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.
Overview and System
Introduction
status configuration
D14049.08
November 2010
Definition
RFC 791
Cisco VCS Zones and
configuration neighbors
[18]. It is less reliable than TCP.
Clustering and Call Bandwidth
peers processing control
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CISCO TELEPRESENCE VIDEO COMMUNICATION SERVER
Firewall
Applications Maintenance
traversal
ADMINISTRATOR GUIDE
Appendices