broken

Hi! First of all compliments for this forum. It has really given me already so many useful information in the past months. I read a huge amount of threads and ended up buying some Dahua varifocal turret starlight cameras (IPC-HDW5231R-ZE) and a NVR (NVR4216-4KS2) plus an external POE switch. It...

I have/had 6 Qsee Branded QCN7001B 3.1MP "270P" IP cameras, directly connected to a POE switch and recording to blue iris. Last week, I noticed the occasional "camera offline" but they normally would come back up the next day. Well Sunday morning I went to check on things and... 5/6 cameras...

have DS-2CD2132F-IS 5.2.5 but MJPEG seem so be broken (an change http port is broken) first time it works, but second time i get.. <statusString>Invalid Operation</statusString> after a while, it works again (for one time) what is the latest firmware with working mjpeg stream? thanks