UNICOM Electric 8 - Manual (Page 27)

3. Press ESC to go back to the action menu line and then select
to save all configured values.
4-3-7-2. MAC Age Interval
Type the number of seconds that an inactive MAC address remains in the
switch s address table. The valid range is 300 ~ 765 seconds. Default is
300 seconds.
Actions->
: Configure all items. When finished configuring, press ESC to go
back to the action menu line.
: Save all configured values.
: Exit this page and return to previous menu.
4-3-7-3. Broadcast Storm Filtering
This page configures broadcast storm control. Press to configure
the broadcast storm filter mode.
Press Space key to choose the threshold value. The valid threshold
values are 5%, 10%, 15%, 20%, 25%, and NO (None).