Any SIP message consists of a starting line, a header field, and a message body, and the header domain must end with CFLF (Carriage Return Line Feed).
In video conference rooms, the illuminance cannot be too low because whether it is a CCD or CMOS, the camera will have a lot of snowflake noise in low light.
In the camera control of the WEB interface, only the local camera can be controlled, not the remote camera. ( )
SIP is an application layer protocol that is independent of the transport layer protocols below and can be hosted on different transport protocols, such as UDP/TCP/TLS/SCTP, currently Most commonly used
TCP. ( )
TESTED 16 May 2024
