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Figure4-4
When select quad, the user can configure profile and protocol in each channel.
Control Panel function is fully disabled.
3.2.2 Profile
Profile stands for video streaming. The device offers two streamings: main and sub in
each channel.
The video streaming can be determined by video compression, resolution, frame rate,
and bitrate configuration. Please refer to 4.1.2 video setting for further configuration
3.2.3 Protocol Type
Select image streaming transmission protocol.
TCP
Choose this item while the network is under low bandwidth. Video and audio streaming
transmits through network TCP layer. If no confirmation message is received, the
source port will send that packet again. TCP guarantees the complete delivery of
streaming data and thus provides better video quality. Nevertheless, its real-time effect
is inferior to UDP.
UDP
Choose this item to get smooth live streaming. Video and audio streaming
transmits through network UDP layer. A UDP (User Datagram Protocol) source port
sends out packets continuously and does not require the destination port to return a