1 microsoft networking (smb/cifs), 2 web file manager (http), Microsoft networking (smb/cifs) – QNAP Security VioStor NVR (Version: 3.5.1) User Manual
Page 143: Web file manager (http)

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5.3.1
Microsoft Networking (SMB/CIFS)
Access the video files by the SMB/CIFS protocol on Windows OS.
On the web-based playback interface, click ‘SMB’. OR
Run \\NVR_IP from the Windows Start menu. For example, if the NVR IP is
10.11.19.27, enter \\10.11.19.27.
5.3.2
Web File Manager (HTTP)
To access the recording data on the NVR by a web browser, click ‘Web’ on the web-based
playback interface and login as an administrator.