DNP3

General

Driver	Protocol	Protocol standard / version	Official protocol certification	Included in Base License Package?	Additional Licensing Requirements	License Key (Code Meter)	Operating System
DNP3 Driver	DNP3	IEEE Std 1815-2012	❌	❌	IO based	DNP3	Windows | Linux

Network

Driver	Encrypted communication to periphery device	Client Or Server / TCP or UDP	Default Port	Firewall Direction
DNP3 Driver	❌	TCP | Serial	20000	outbound

Configuration Details

Driver	Recommended/technical limit of connections per driver	Multiple driver instances	Redundant network	Redundant devices	Special hardware requirements
DNP3 Driver	100	✔	❌	❌	❌

Communication

Driver	Polling	Poll on use	Single query	Unsolicited communication	Driver redundancy: Only active driver polls	Buffering1
DNP3 Driver	✔	❌	✔	✔	❌	✔

Engineering

Driver	Direct browsing of configuration/address data from connected devices	Import functionality of configuration/address data from external tools	Deletion of internal connection DP is supported
DNP3 Driver	❌	❌	✔

Special Telegrams

Driver	Native alarm transfer from connected devices / PLCs	Connection establishment without active address
DNP3 Driver	❌	✔

Timestamps and Synchronization

Driver	Timestamp transfer from periphery device	Time synchronization (WinCC OA to PLC)
DNP3 Driver	✔	❌