Siemens SINAMICS S120 - Page 904

Communication
11.7 Communication services and used port numbers
Drive functions
904 Function Manual, 11/2017, 6SL3097-4AB00-0BP5
Report
Port num-
ber
(2) Link layer
(4) Transport layer
Function
Description
EtherNet/IP protocols
Explicit
messaging
44818 (4) TCP
(4) UDP
- Is used for parameter
access, etc.
Is closed when deliv-
ered, and is opened
when selecting Ether-
Net/IP.
Implicit
messaging
2222 (4) UDP - Is used for exchanging
I/O data.
Is closed when deliv-
ered, and is opened
when selecting Ether-
Net/IP.
Modbus TCP protocols (server)
Request & Re-
sponse
502 (4) TCP - Is used for exchanging
data packages.
Is closed when deliv-
ered, and is opened
when selecting Modbus
TCP.