Dahua DH-IPC-HDW3849H-AS-PV-ANZ
The URL I am trying is
http://ipaddress/cgi-bin/coaxialControlIO.cgi?action=control&channel=1&info[0].Type=2&info[0].IO=1
To turn the siren off.
I am sure I have gotten this to work many months ago but I must have messed with the settings somehow and now it no...