Siemens SIMATIC NET PE400-8SFP, Руководство по эксплуатации

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Recommendations on network security
Extender for SCALANCE XM-400
16
Operating Instructions, 09/2018, C79000-G8976-C332-08
Interfaces security
● Disable unused interfaces.
● Use IEEE 802.1X for interface authentication.
● Use the function "Locked Ports" to block interfaces for unknown nodes.
● 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").
Available protocols
The following list provides you with an overview of the open protocol ports.
The table includes the following columns:
● Protocol
● Port
● Default port status
–
Open
The factory setting of the port is "Open".
– Closed
The factory setting of the port is "Closed".
● Configurable port
–
✓
The port status can be changed.
– --
The port status cannot be changed.
● Authentication
Specifies whether the communication partner is authenticated.
● Encryption
Specifies whether or not the transfer is encrypted.