H11-861_V2.0 Practice Exam Questions and Answers

T.140 Subtitles support sending and receiving subtitles from SIP, H.323 type terminals.

Color temperature affects the white balance of the camera, and where the color temperature is complex, the image can be cast.

Message is the basic unit of the SIP protocol, the basic unit of interaction between the client and server sides

The ARQ carries information about the node itself (IP address and port number), as well as information about the hard-called terminal (terminal number) and ( )

ALG (Application Layer Gateway) is a monitoring application protocol that modifies the content of the message and opens the corresponding ports.

GK supports the resolution of the called number to the neighbor GK when the called node belongs to the neighbor GK area based on the called number.

TCs are capability exchange requests that inform the peer of the capability information ( ).

The mcu wall riding mode requires modifications to the firewall in the original network ( such as open ports ).

AN INVITE transaction consists of a three-way handshake. The client transaction sends INVITE, the server transaction sends the response, and the client transaction sends an ACK, ( ).

Background lighting can improve monotonous backgrounds; The background light should be dimmer than the main light to highlight the human image and create a sense of depth. ( )