User Manual

15.10.2 RTSP Authencaon ............................................................................................. 142
15.10.3 RTSP Digest Algorithm .......................................................................................... 142
15.10.4 ISAPI Service .......................................................................................................... 142
15.10.5 HTTP
Authencaon ............................................................................................. 143
15.10.6 HTTP/Web Digest Algorithm ................................................................................. 143
15.10.7 Picture URL Digest Authencaon ........................................................................ 143
15.10.8 Serial Port Authencaon Service ........................................................................ 143
Chapter 16 Appendix .............................................................................................................. 145
16.1 Glossary ........................................................................................................................... 145
16.2 Communicaon Matrix .................................................................................................... 146
16.3 Device Command ............................................................................................................. 146
16.4 Frequently Asked Quesons ............................................................................................ 147
16.4.1 Why is there a part of channels displaying “No Resource” or turning black screen in
mul-screen of live view? .................................................................................................. 147
16.4.2 Why is the video recorder nofying not support the stream type? ....................... 147
16.4.3 Why is the video recorder
nofying risky password aer adding network camera?
............................................................................................................................................ 148
16.4.4 How to improve the playback image quality? ......................................................... 148
16.4.5 How to conrm the video recorder is using H.265 to record video? ...................... 148
16.4.6 Why is the meline at playback not constant? ....................................................... 148
16.4.7 When adding network camera, the video recorder
noes network is unreachable.
............................................................................................................................................ 149
16.4.8 Why is the IP address of network camera being changed
automacally? .............. 149
16.4.9 Why is the video recorder
nofying IP conict? ..................................................... 149
16.4.10 Why is image geng stuck when the video recorder is playing back by single or
mul-channel cameras? ..................................................................................................... 150
16.4.11 Why does my video recorder make a beeping sound aer boong? ................... 150
16.4.12 Why is there no recorded video aer seng the moon detecon? .................. 150
16.4.13 Why is the sound quality not good in recording video? ....................................... 151
Network Video Recorder User Manual
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