Yealink VC Series, Руководство администратора, Страница: 12 / 180

Administrator‘s Guide for Yealink Video Conferencing Systems
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calls between two or more endpoints. Like other VoIP protocols, SIP is designed to
address the functions of signaling and session management within a packet telephony
network. Signaling allows call information to be carried across network boundaries.
Session management provides the ability to control the attributes of an end-to-end call.
The following items are included in your package. If you find anything missing, contact
your system administrator.

VC400/VC120 Codec

VCC18 HD Camera

L-Bracket ( for installing the camera)

Camera Mounting Accessories