● Factory setting
– Open
The factory setting of the port is "Open".
– Closed
The factory setting of the port is "Closed".
● Authentication
Specifies whether or not the protocol is authenticated.
● Encryption
Specifies whether or not the transfer is encrypted.
Protocol Port Port status Factory setting Authentication Encryption
TELNET TCP/23 Open (when config‐
ured)
Open Yes No
SSH TCP/22 Open (when config‐
ured)
Open Yes Yes
HTTP TCP/80 Open (when config‐
ured)
Open Yes No
HTTPS TCP/443 Open Open Yes Yes
SNMP UDP/161 Open (when config‐
ured)
Open Yes Yes (when configured)
PROFINET UDP/34964,
UDP/49154 -
UDP/49157
Open Open No No
EtherNet/IP TCP/44818,
UDP/2222,
UDP/44818
Open (when config‐
ured)
Closed
(Open with Ethernet/
IP variants)
No No
DHCP UDP/67,
UDP/68
Open (when config‐
ured)
Closed No No
Safety notices
2.1 Recommendations on network security
SCALANCE XC-200
Operating Instructions, 12/2017, C79000-G8976-C442-03 15