CCTV Camera Pros Geovision 8.4 Multicam Digital Surveillance System - Manual (Page 95)

Configuring Main System
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1.10 Hotline Notification
When events occur, you can be warned by a text or voice message through pagers or telephones.
1.10.1 Setting Hotline Services
Figure 1-61
[Modem Setup] Select the dialup modem installed on the computer of the GV-System, and the COM
port it is connected. Click the Detect button to test the connection with the modem.
Note: Internal modems (PCI or ISA) are not recommended.