Hirschmann RS20 Reference Manual page 66

Security
Name
Allowed MAC Addresses MAC addresses of the devices with which you allow data exchange
Current MAC Address
Allowed IP Addresses
Action
Table 18: Configuration of port security for a single port
Note: This entry in the port configuration table is part of the configuration and
is saved together with the configuration.
See "Load/Save" on page 38.
Note: Prerequisites for the device to be able to send an alarm (trap):
See "Alarms (Traps)" on page 205.
– You have entered at least one recipient
– You have selected at least one recipient in the "Active" column
– In the "Selection" frame, you have selected "Port Security".
66
Meaning
on this port.
The graphical user interface allows you to enter up to 50 MAC
addresses, each separated by a space. After each MAC address
you can enter a slash followed by a number identifying an address
area. This number, between 2 and 47, indicates the number of
relevant bits. Example:
00:80:63:01:02:00/40 stands for
00:80:63:01:02:00 to 00:80:63:01:02:FF
or
00:80:63:00:00:00/24 stands for
00:80:63:00:00:00 to 00:80:63:FF:FF:FF
If there is no entry, any number of devices can communicate via this
port.
Shows the MAC address of the device from which the port last
received data. The graphical user interface allows you to copy an
entry from the "Current MAC Address" column into the "Allowed
MAC Addresses" column by dragging and dropping with the mouse
button.
IP addresses of the devices with which you allow data exchange on
this port.
The graphical user interface allows you to enter up to 10 IP
addresses, each separated by a space.
If there is no entry, any number of devices can communicate via this
port.
Action performed by the device after an unauthorized access:
– none: no action
– trapOnly: send alarm
– portDisable: disable the port with the corresponding entry in
the port configuration table and send an alarm.
2.4 Port Security
RM GUI L2E
Release 8.0 05/2013