Cisco TelePresence Administrator's Manual page 494

Term
UA
User Agent
UDP
User Datagram Protocol
URI
Uniform Resource
Identifier
User Policy
VCS
VCS Control
VCS Expressway
Zone
Cisco VCS Administrator Guide (X7.2)
Definition
A SIP device used to make and receive calls.
A communication protocol defined by
A formatted string used to identify a resource, typically on the internet.
The set of rules that determines the actions to be applied to calls for a particular user
or group. The VCS uses FindMe for its User Policy.
See Cisco VCS.
See Cisco VCS Control.
See Cisco VCS Expressway.
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.
RFC 791. It is less reliable than TCP.
Reference material
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