A long time ago Nayr wrote how to make API calls to capture alarm signals generated by IVS & then the Dahua firmware changed.
I have 8 Dahua cameras of various types all running the v2.80 firmware (IPC-HX5X3X-Rhea_MultiLang_PN_Stream3_V2.800.0000013.0.R.191202 to be precise).
I have two big...