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*Click “Create a certificate request” to enter the following interface.
Click “Create” to create the certificate request. Then download the certificate request and
submit it to the trusted certificate authority for signature. After receiving the signed certificate,
import the certificate to the device.
4.6.14 QoS
QoS (Quality of Service) function is used to provide different quality of services for different
network applications. With the deficient bandwidth, the router or switch will sort the data
streams and transfer them according to their priority to solve the network delay and network
congestion by using this function.
Go to Config→Network→QoS.
Video/Audio DSCP: The range is from 0 to 63.
Alarm DSCP: The range is from 0 to 63.
Manager DSCP: The range is from 0 to 63.
Generally, the larger the number is, the higher the priority is.
4.6.15 TS Multicast
By using transport stream multicast (TS Multicast), multiple users can view the video image
simultaneously even if there is not enough bandwidth.
Multicast address: the multicast IP address of Main Stream/Sub Stream/Third Stream ranges
from 224.0.0.0 to 239.255.255.255.
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