LevelOne GTL-2691 User Manual
Page 381
C
HAPTER
13
| Security Measures
Configuring Port Security
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When the port security state is changed from enabled to disabled, all
dynamically learned entries are cleared from the address table.
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If port security is enabled, and the maximum number of allowed
addresses are set to a non-zero value, any device not in the address
table that attempts to use the port will be prevented from accessing the
switch.
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If a port is disabled (shut down) due to a security violation, it must be
manually re-enabled from the Interface > Port > General page
(
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A secure port has the following restrictions:
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It cannot be used as a member of a static or dynamic trunk.
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It should not be connected to a network interconnection device.
P
ARAMETERS
These parameters are displayed:
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Port – Port number.
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Security Status – Enables or disables port security on a port.
(Default: Disabled)
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Port Status – The operational status:
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Secure/Down – Port security is disabled.
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Secure/Up – Port security is enabled.
■
Shutdown – Port is shut down due to a response to a port security
violation.
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Action – Indicates the action to be taken when a port security violation
is detected:
■
None: No action should be taken. (This is the default.)
■
Trap: Send an SNMP trap message.
■
Shutdown: Disable the port.
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Trap and Shutdown: Send an SNMP trap message and disable the
port.
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Max MAC Count – The maximum number of MAC addresses that can
be learned on a port. (Range: 0-1024, where 0 means disabled)
The maximum address count is effective when port security is enabled
or disabled, but can only be set when Security Status is disabled.
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Max MAC Count – The maximum number of MAC addresses that can
be learned on a port. (Range: 0-1024, where 0 means disabled)