Network Video Recorder User Manual
Manually set the start time and end time of the DST period, and the DST bias.
4. Set the DST Bias. Set the time (30/60/90/120 minutes) offset from the standard time.
5. Click Apply to save the settings.
13.3 Network Detection
13.3.1 Network Traffic Monitoring
Network traffic monitoring is the process of reviewing, analyzing and managing network traffic for
any abnormality or process that can affect network performance, availability and/or security.
Steps
1. Go to Maintenance → Network → Traffic .
2. You can view the real-time network traffic status, including MTU (Maximum Transmission Unit),
and network throughput.
Figure 13-1 Network Traffic
13.3.2 Test Network Delay and Packet Loss
Network delay is caused by slow response of the device when oversized data information is not
limited during transmission under certain network protocol, e.g. TCP/IP. Packet loss test is for
testing network packet loss rate that is the ratio of lost data packet and total number of
transmitted data packet.
Steps
1. Go to Maintenance → Network → Network Detection .
2. Select a network card in Select NIC.
144