3.2 Available services
The table includes the following columns:
• Service/Protocol
The protocols and services supported by the device.
• Protocol / Port number
The protocol used by the service / the port number assigned to the service
• Default port status
The default state of the service (i.e. open, closed, active)
• Congurable port
Species whether the port number can be congured.
• Authentication
Species whether an authentication of the communication partner takes place or whether
an authentication can be congured.
• Encryption
Species whether the transfer is encrypted or whether the encryption can be congured.
List of available protocols (local access via a local network)
The following is a list of all available protocols and services as well as their ports through which
the device can be accessed.
Service/
Protocol
Protocol/
Port number
Default port sta‐
tus
Congurable
port
Authentication Encryption
DHCPv4 Server UDP/67
Closed ✓ No No
DHCPv4 Client UDP/68 Open ✓ No No
EtherNet/IP TCP/44818
UDP/2222
UDP/44818
Closed
(Open with
EtherNetIP var‐
iants)
✓ No No
HTTP TCP/80 Open ✓ Yes No
HTTPS TCP/443 Open ✓ Yes Yes
NTP
SNTP
UDP/123 Closed ✓ No No
NTP (secure) UDP/123 Closed ✓ Yes No
PROFINET UDP/34964
UDP/49151 … 49159
1)
Open ✓ No No
RADIUS UPD/1812,1813 Closed ✓ Yes Yes
SMTP TCP/25
TCP/465
Closed ✓ Yes Yes
SNMPv1/v2c UDP/161 Open ✓ No No
SNMPv3 UDP/161 Open ✓ Optional Optional
SNMP Trap UDP/162 Outbound only - No No
SSH TCP/22 Open ✓ Yes Yes
Security recommendations
3.2Available services
SCALANCE XR-300
20 Operating Instructions, 03/2023, C79000-G8976-C586-02