device offline

Hardwares: DVR Model: DH-XVR1B04-I connected to Internet via LAN cable to TP-Link Router. Camera Model: 3 pieces of DH-HAC-T1A21P dome camera and 1 piece of DH-HAC-B2A21P bullet camera. Problems: My dahua xvr is showing active on DMSS (blue color dot), but channels are showing offline (gray...

I have tried very solution that was suggested by the Lorex website. Nothing is working. I’m not able to view the footage or record on my phone. Everything was working fine for months up until an hour ago. Please help.

I'm trying to figure out why a Hikvision DS-2DE3304W-DE IP camera takes up to 48 hours to come online after a power reset. The RTSP, HTTPS & Server ports are correctly configured and forwarded on the router. The latest versions of both the SADP tool and IVMS-4200 can see the camera, but I get...

Hi, I have bought a Sricam IP camera so that I can watch my puppy at home whilst I walk my adult dog. All works very well at home, when my phone is connected to the wifi, but not with data roaming on the EE network when I am out walking. It tells me that the device is offline. What am I doing wrong?