i'm trying to send data from my device FMB202 to a server via tcp
My server has open port 80 and a public ip, , but i cannot estabilish the connection between them.
Below the error i find in log file:
[2019.05.28 14:00:22]-[NETWORK] WARNING @ 1127:failed to establish connection! evt sending: enabled ID:-1 (0) ErrDet:0
[2019.05.28 14:00:22]-[NETWORK] ERROR @ m2m_network_api.c(2298):[SOCKET.OPEN.0425] Error: 11
[2019.05.28 14:00:22]-[NETWORK] [ERROR.HANDLER.0425] Caller: 2/socket open, code: 11
Could you please explain me this error?