QNAP Security VioStor NVR (Version: 3.3.2) - Manual (Page 194)

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6.7.9 E-map
You can upload an E-map to the VioStor to illustrate the location of the IP cameras.
1.
To upload an E-map, click ‘Browse’ and select the file (JPEG only). Then click
‘Upload’.
2. You can change the caption of the E-map and click ‘Apply’.
3. After uploading the E-map, click ‘Test’ to view the map.
6.7.10 Ping Test
To test the connection to an IP address, enter the IP address and click ‘Test’.