Safety instructions
1.4 Security recommendations
SCALANCE X-300
22
Operating Instructions, 05/2016, A5E01113043-20
●
Use secure protocols when access to the device is not prevented by physical protection
measures.
●
To prevent unauthorized access to the device or network, take suitable protective
measures against non-secure protocols.
●
If you require non-secure protocols and services, operate the device only within a
protected network area.
●
Restrict the services and protocols available to the outside to a minimum.
●
For the DCP function, enable the "DCP read-only" mode after commissioning.
Available protocols per port
The following list provides you with an overview of the open ports on this device. Keep this in
mind when configuring a firewall.
The table includes the following columns:
●
Protocol
All protocols that the device supports
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Port number
Port number assigned to the protocol
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Port status
–
Open
The port is always open and cannot be closed.
–
Open (when configured)
The port is open if it has been configured.
Note
With some protocols the port may be open although the corresponding protocol is
disabled, for example TFTP.
●
Default status of the port
–
Open
As default the port is open.
–
Closed
As default the port is closed.
●
Authentication
Specifies whether or not the protocol is authenticated during access.
Содержание SCALANCE X302-7EEC
Страница 14: ...Table of contents SCALANCE X 300 14 Operating Instructions 05 2016 A5E01113043 20 ...
Страница 38: ...Introduction 2 2 Product overview SCALANCE X 300 38 Operating Instructions 05 2016 A5E01113043 20 ...
Страница 320: ...Appendix A 6 Equipotential bonding SCALANCE X 300 320 Operating Instructions 05 2016 A5E01113043 20 ...