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Glossary – TANDBERG Security Camera User Manual

Page 246

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246

D14049.03
MAY 2008

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TANDBERG

VIDEO COMMUNICATIONS SERVER

ADMINISTRATOR GUIDE

Introduction

Getting Started

Overview and

Status

System

Configuration

VCS

Configuration

Zones and

Neighbors

Call

Processing

Bandwidth

Control

Firewall

Traversal

Maintenance

Appendices

Glossary

Term

Definition

TCP
Transmission Control Protocol

A reliable communication protocol defined by

RFC 791 [18]

.

Telnet

A network protocol used on the internet or Local Area Networks (LANs).

TLS
Transport Layer Security

A protocol that provides secure communications over the internet.

TMS
TANDBERG Management Suite

A TANDBERG product used for the management of video networks.

Transform

In relation to the VCS, the process of changing or replacing the alias being searched for.

Traversal call

Any call where both signaling and media are routed through the VCS.

Traversal Client

A traversal entity on the private side of a firewall. Examples are a TANDBERG Gatekeeper or TANDBERG VCS Control.

Traversal Server

A traversal entity on the public side of a firewall. Examples are the TANDBERG Border Controller and the TANDBERG VCS Expressway.

Traversal-enabled endpoint

Any endpoint that supports the Assent and/or ITU H.460.18 and H.460.19 standards for firewall traversal. This includes all TANDBERG MXP endpoints.

UA
User Agent

A SIP device used to make and receive calls.

UDP
User Datagram Protocol

A communication protocol defined by

RFC 791 [18]

. It is less reliable than TCP.

URI
Uniform Resource Identifier

A formatted string used to identify a resource, typically on the internet.

User Policy

The set of rules that determine the action(s) to be applied to calls for a particular user or group.

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 additional functionality of act as a firewall traversal server. This will generally be located outside the firewall.

Zone

A collection of endpoints.