Restrictions

• IP fragmentation is not supported
• TCP Urgent Data is not supported
• TCP port 0 is not supported
• TCP port 502 is reserved for OpenModbus
• TCP port 1200 is reserved for gateway access
• UDP port 67 is reserved for BOOTP and DHCP
• UDP port 25383 is reserved for NetIdent protocol
• UDP port 32768 is reserved for UDP blocks