User Manual

Note
Two authencaon types are selectable, if you select digest, only the request with digest
authencaon can access the video stream by the RTSP protocol via the IP address. For security
reasons, it is recommended to select digest as the authencaon type.
3. Click Apply.
4. Restart the device to take
eect the sengs.
13.9.2 ISAPI Service
ISAPI (Internet Server Applicaon Programming Interface) is an open protocol based on HTTP,
which can realize the
communicaon 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
eect the sengs.
13.9.3 HTTP
Authencaon
If you need to enable the HTTP service, you can set HTTP authencaon to enhance access
security.
Steps
1. Go to System → System Service → System Service .
Figure 13-17 HTTP
Authencaon
2. Check Enable HTTP.
3. Select HTTP Authencaon Type.
Note
Two authencaon types are selectable, for security reasons, it is recommended to select
digest as the authencaon type.
4. Click Apply to save the sengs.
5. Restart the device to take eect the sengs.
Network Video Recorder User Manual
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