Update: Used Wireshark to capture traffic between
Arduino IP : 192.168.10.180
Inverter IP : 192.168.10.5
PC IP : 192.168.10.115
- inverter and PC during a successful Telnet :port 502 attempt
After the ARP discovery , a TCP connection is established
and..
- inverter and arduino during a failed connect attempt
In this case after the ARP discovery, nothing happens.
Any ideas why ?
PS: Sorry for the small picture size.