Security recommendations
SCALANCE W774-1 /W734-1
10 Operating Instructions, 01/2017, C79000-G8976-C325-08
Available protocols per port
The following list provides you with an overview of the open ports on this device.
The table includes the following columns:
●
All protocols that the device supports
●
Port number assigned to the protocol
●
– 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.
Factory setting
of the port
TCP/23 Open (when configured) Open Yes
TCP/443 Open (when configured) Open Yes
UDP/123 Open (when configured) Closed No
Open (when configured) Open No