Chapter 4: Web configuration
260 NS3552-8P-2S-V2 User Manual
The page includes the following fields:
Aging configuration
Object Description
Disable Automatic
Aging
Enables/disables the automatic aging of dynamic entries
Aging Time The time after which a learned entry is discarded. By default, dynamic
entries are removed from the MAC after 300 seconds. This removal is also
called aging.
(Range: 10-10000000 seconds; Default: 300 seconds)
MAC table learning
If the learning mode for a given port is greyed out, another module is in control of the
mode so that it cannot be changed by the user. An example of such a module is the
MAC-Based Authentication under 802.1X.
Object Description
Auto Learning is done automatically as soon as a frame with
unknown SMAC is received.
Disable No learning is done.
Secure Only static MAC entries are learned, all other frames are
dropped.
Note: Make sure that the link used for managing the switch
is added to the Static Mac Table before changing to secure