R1soft server is unable to connect to Agent server, and giving following error message.
[alert style=red_a] Failed to connect to (hostname) after 120000 milliseconds [/alert]
The R1soft backup server IP has been blocked at Agent server firewall. If you have CSF firewall installed, then its blocked by CSF firewall.
Remove R1soft server IP from blocked / deny IP list. It may be temporary blocked or listed in csf.deny
Also add R1soft server IP in csf.allow as trusted IP.