Cisco TelePresence Administrator's Manual page 293

Grey Headline (continued)
Glossary
Term
SSH An encrypted protocol used to provide a secure CLI.
Secure Shell
SIMPLE An instant messaging and presence protocol based on SIP.
Session Initiation Protocol for Instant
Messaging and Presence Leveraging
Extensions
SIP IETF protocol for controlling multimedia communication. Defined by
Session Initiation Protocol
SNMP A protocol used to monitor network devices.
Simple Network Management Protocol
Source alias The alias present in the "source" field of a message.
SRV record A type of DNS record. Defined by RFC 2782.
Service record
STUN Firewall NAT traversal for SIP. Defined by
Simple Traversal of UDP through NATs
Subzone A segment within a VCS Local Zone.
TCP A reliable communication protocol defined by
Transmission Control Protocol
Telnet A network protocol used on the internet or Local Area Networks (LANs).
TLS A protocol that provides secure communications over the internet.
Transport Layer Security
TMS See Cisco TMS.
TMS Agent An internal VCS feature used to manage FindMe and Device Provisioning data. See the
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 local VCS. See the
Traversal client A traversal entity on the private side of a firewall. Examples are a VCS Control or TANDBERG Gatekeeper.
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 VCS Expressway or a TANDBERG Border Controller.
Traversal server zone A zone on a VCS Expressway 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 Cisco TelePresence MXP endpoints.
TURN Relay extensions to STUN (Session Traversal Utilities for NAT).
Traversal Using Relays around NAT
Overview and System
Introduction
status configuration
D14049.08
November 2010
Definition
RFC 3489
Cisco VCS Zones and
configuration neighbors
RFC 3261 [20].
[21].
RFC 791 [18].
What are traversal calls?
Clustering and Call Bandwidth
peers processing control
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CISCO TELEPRESENCE
TMS Agent section for more information.
section for more information.
Firewall
Applications
traversal
VIDEO COMMUNICATION SERVER
ADMINISTRATOR GUIDE
Maintenance Appendices