Security recommendations
SCALANCE S615
20
Operating Instructions, 10/2022, C79000-G8976-C389-07
Service
Protocol/
Port number
Default port status Configurable
Authent-
ication
Encryption
2)
Local
access
External
access
1)
Port Servic
e
SMS Relay
7)
TCP/26864
Closed
Closed
✓
✓
--
--
VXLAN
8)
UDP/4789
Closed
Closed
✓
✓
--
--
1)
With SCALANCE M826 and M804PB, only access via vlan1 is possible in the delivery state
(factory setting).
2)
You can find additional information on the encryption methods used in the WBM appendix
"Ciphers used".
3)
Only open with SCALANCE M826
4)
Only open with SCALANCE S615
5)
Only closed with SCALANCE S615
6)
Not available with SCALANCE MUM85x
7)
Only available with the SCALANCE M87x and MUM85x
8)
Only available with SCALANCE MUM85x
The following is a list of all available Layer 2 services through which the device can be
accessed.
The table includes the following columns:
•
Layer 2 service
The Layer 2 services that the device supports
.
•
Default status
The default status of the service (open or closed).
•
Service configurable
Indicates whether the service can be configured via WBM / CLI.
Layer 2 service
Default status
Configurable
DCP
Open (when configured)
✓
LLDP
Open (when configured)
✓
SIMATIC NET TIME
Open (when configured)
✓
VLAN
Open (when configured)
✓
VXLAN
1)
Open (when configured)
✓
1)
Only with SCALANCE MUM85x