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Glossary – TANDBERG D14049.04 User Manual

Page 274

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274

D14049.04
JULY 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

Appendices

Applications

Maintenance

Glossary

Term

Definition

RTP
Real-time Transport Protocol

Real time protocol designed for the transmission of voice and video. Defined by

RFC 3550 [17]

.

SSH
Secure Shell

An encrypted protocol used to provide a secure CLI.

SIMPLE
Session Initiation Protocol for Instant
Messaging and Presence Leveraging
Extensions

An instant messaging and presence protocol based on SIP.

SIP
Session Initiation Protocol

IETF protocol for controlling multimedia communication. Defined by

RFC 3261 [20]

.

SNMP
Simple Network Management Protocol

A protocol used to monitor network devices.

Source Alias

The alias present in the “source” field of a message.

SRV record
Service record

A type of DNS record.

STUN
Simple Traversal of UDP through NATs

Firewall NAT traversal for SIP. Defined by

RFC 3489 [21]

.

Subzone

A segment within a VCS Local Zone.

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 Client Zone

A zone on a VCS Traversal Client that has been used to configure a connection to a particular Traversal Server.

Traversal Server

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

Traversal Server Zone

A zone on a VCS Traversal Server that has been used to configure a connection to a particular Traversal Client.

Traversal Subzone

A conceptual subzone through which all traversal calls are deemed to pass; used to manage the bandwidth of traversal calls.

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.