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D14049.04
JULY 2008
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TANDBERG VIDEO COMMUNICATIONS SERVER
ADMINISTRATOR GUIDE
Introduction Getting Started
Overview and
Status
System
Conguration
VCS
Conguration
Zones and
Neighbors
Call
Processing
Bandwidth
Control
Firewall
Traversal
Appendices
Applications Maintenance
Glossary
Term Denition
RTP
Real-time Transport Protocol
Real time protocol designed for the transmission of voice and video. Dened 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. Dened by RFC 3261 [20].
SNMP
Simple Network Management Protocol
A protocol used to monitor network devices.
Source Alias The alias present in the “source” eld of a message.
SRV record
Service record
A type of DNS record.
STUN
Simple Traversal of UDP through NATs
Firewall NAT traversal for SIP. Dened by RFC 3489 [21].
Subzone A segment within a VCS Local Zone.
TCP
Transmission Control Protocol
A reliable communication protocol dened 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 rewall. Examples are a TANDBERG Gatekeeper or TANDBERG VCS Control.
Traversal Client Zone A zone on a VCS Traversal Client that has been used to congure a connection to a particular Traversal Server.
Traversal Server A traversal entity on the public side of a rewall. 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 congure 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 rewall traversal. This includes all TANDBERG MXP endpoints.