The H.323 six-step call process applies to all H.323 nodes.

There are three types of 260.H.264 encoded video frames : ( ).

Three-color lamp refers to the use of red, yellow, blue three color spectrum of the lamp and light emitting lamps, the general luminous color and the color temperature of the lamp has a relationship, with a soft luminous light, uniform brightness, no stroboscopic, high visibility, small power consumption, high voltage resistance, no electric heat disaster characteristics.

Call acceptance, which is used by the terminal to request the validity certificate of the call from GK and the address and bandwidth information of the caller. ( )

How often does the terminal default interval report packet loss to the MCU?