Safety notices
2.1 Security recommendations
SCALANCE XR-300WG
Operating Instructions, 05/2017, C79000-G8976-C454-01
15
● Use the configuration options of the interfaces, e.g. the "Edge Type".
● Configure the receive ports so that they discard all untagged frames ("Tagged Frames
Only").
The following list provides you with an overview of the open protocol ports.
The table includes the following columns:
●
●
●
– Open
The port is always open and cannot be closed.
– Open (when configured)
The port is open if it has been configured.
●
– Open
The factory setting of the port is "Open".
– Closed
The factory setting of the port is "Closed".
●
Specifies whether or not the protocol is authenticated.
●
Specifies whether or not the transfer is encrypted.
TCP/23 Open (when con-
Open Yes No
TCP/22 Open (when con-
figured)
Open Yes Yes
TCP/80 Open (when con-
Open Yes No
UDP/161 Open (when con-
Open Yes Yes (when config-
UDP/34964,
UDP/49154 -
Open Open No No