Port 502

Modified by:

Port 502 is typically used for Modbus, which is a communication protocol commonly used in industrial automation and control systems. It enables communication between various devices, such as programmable logic controllers (PLCs) and sensors.

Ports those registered with IANA are shown as official ports. The same port number may be unofficialy used by various services or applications. The official usage are listed separately below its usage may change from time to time.

Official

Port
Protocol (TCP/UDP)
Title
Description
Port Type
Port 502
tcp
asa-appl-proto
asa-appl-proto
WELL KNOWN PORT
Port 502
udp
asa-appl-proto
asa-appl-proto
WELL KNOWN PORT

UnOfficial

Unofficialy or sometimes with conflict, the same port may be used by different applications.

Port Protocol (TCP/UDP) Description
Port 502 asa-appl-proto, Protocol
Port 502 Modbus, Protocol
TCP UDP Ports
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