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T700 User Guide.pdf - 1 PC Network Inc

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Chapter 7 System Configuration<br />

Figure 7-9 IP Rate Control<br />

The table below describes the related configuration items.<br />

Option<br />

IP Rate Control<br />

Lowest Tx<br />

Description<br />

<strong>Inc</strong>ludes Disable and Enable. If Enable is selected, the user needs to<br />

set Lowest Tx<br />

ZXV10 <strong>T700</strong>When the network quality deteriorates and the packet loss<br />

rate exceeds the threshold, the terminal will sends a IP rate control<br />

request to the MCU<br />

It means the lowest control rate<br />

The minimum value is 64 kbps and the maximum value is 1920 kbps<br />

7.2.3.3 FEC Settings<br />

Forward error correction (FEC) means that the terminal adopts the specified redundancy<br />

transmission policies so that it can guarantee clear and smooth video transmission under<br />

a specified packet loss rate. When a receiving end detects packet loss, it notifies the<br />

sending end to send all the code streams the preset number of times repeatedly based on<br />

the redundancy transmission policy described in the table below.<br />

Table 7-3 Description of Redundancy Transmission Policies<br />

Packet Loss Rate in <strong>Network</strong> Standard Redundancies Enhanced Redundancies<br />

System Settings > <strong>Network</strong> > Compatibility<br />

> FEC to open the FEC configuration interface, as shown in the figure below.<br />

7-11<br />

SJ-20100910163147-003|2010-11-23(R1.1)<br />

ZTE Proprietary and Confidential

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