Security recommendations
SIMATIC RF185C, RF186C, RF188C, RF186CI, RF188CI
12
Operating Instructions, 04/2020, C79000-G8976-C512-03
List of available protocols
All available protocols and their ports that are used with SIMATIC RF18xC, RF18xCI are
listed below.
Table 2- 1
List of available protocols
Service/
Protocol
Protocol/
Port number
Preset port
status
Port status
configurable
Port number
configurable
Authentication Encryption
DHCP
UDP/68
Open
✓
--
No
No
PROFINET
UDP/34964
UDP/49152-
65535
Open
✓
--
No
No
HTTP
TCP/80
Open
--
--
No
No
HTTPS
TCP/443
Open
--
--
Yes
Yes
NTP
UDP/123
Closed
✓
--
No
No
SNMP
UDP/161
Closed
✓
--
No
No
OPC UA
TCP/4840
Open
✓
✓
Yes (when
configured)
Yes (when
configured)
EtherNet/IP
TCP/44818
UDP/44818
UDP/2222
Open
✓
--
No
No
XML
TCP/10001
Open
✓
✓
No
No
XML
TCP/10002
Closed
✓
✓
No
No
XML
TCP/10003
Closed
✓
✓
No
No
XML
TCP/10004
Closed
✓
✓
No
No
Syslog
UDP/514
Open
✓
--
No
No
Explanation of the table:
●
Authentication
Specifies whether authentication of the communication partner takes place.
●
Encryption
Specifies whether the transfer is encrypted.