Para capturar foto:

https://support.reolink.com/hc/en-us/articles/360007011233-How-to-Capture-Live-JPEG-Image-of-Reolink-Cameras-via-Web-Browsers/

curl --output "foto_`date +%Y%m%d_%H%M%S`.jpg" -k "https://192.168.168.11/cgi-bin/api.cgi?cmd=Snap&channel=0&rs=wuuPhkmUCeI9WG7C&user=gatos&password=C4stellers!" 

Las cámaras con batería no se pueden acceder via web

https://support.reolink.com/hc/en-us/articles/360003452893-How-to-Access-Reolink-Cameras-Locally-via-a-Web-Browser

Applies to: All Reolink cameras (except the battery-powered ones, E1, E1 pro, Reolink Lumus and Kit cameras of the NVR system).

# nmap -sP 192.168.1.0/24| grep -A2 192.168.1.54

Nmap scan report for 192.168.1.54
Host is up (0.11s latency).
MAC Address: 7C:27:BC:ED:29:BF (Hui Zhou Gaoshengda Technology)