Steps
1. Go to System → System Service → System Service .
Figure 16-22 RTSP Authencaon
2. Select RTSP Authencaon Type.
Note
Two authencaon types are selectable, if you select digest, only the request with digest
authencaon can access the video stream by the RTSP protocol via the IP address. For security
reasons, it is recommended to select digest as the authencaon type.
3. Click Apply.
4. Restart the device to take eect the sengs.
16.12.4 RTSP Digest Algorithm
RTSP digest algorithm is based on RTSP protocol, it is an algorithm for digest authencaon of the
user
authencaon. You can congure RTSP digest algorithm via web browser.
Go to Conguraon → System → Security → Authencaon via web browser to select the
required RTSP digest algorithm type.
16.12.5 ISAPI Service
ISAPI (Internet Server Applicaon Programming Interface) is an open protocol based on HTTP,
which can realize the
communicaon between the system devices (e.g., network camera, NVR,
etc.). The device is as a server, the system can nd and connect the device.
Steps
1. Go to System → System Service → System Service .
2. Check Enable ISAPI.
3. Click Apply.
4. Restart the device to take
eect the sengs.
16.12.6 HTTP
Authencaon
If you need to enable the HTTP service, you can set HTTP authencaon to enhance access
security.
Steps
1. Go to Maintenance → System Service → System Service .
Network Video Recorder User Manual
154