D-Link DES-3225G User Manual page 100

24-port NWay Ethernet Switch User's Guide
Figure 6-19. Configure Filtering and Forwarding table screen
The following fields at the top of the screen can be set:
♦ Lock Address Table (Stops Auto-Learning) Mostly used
for security purposes, when the forwarding table is
locked the Switch will no longer learn the MAC
addresses for new hosts. If your network configuration
doesn't change, locking the forwarding table helps keep
intruders off your network since any packet coming
from an unknown source address will be dropped by the
Switch.
♦ Address Table Lookup Mode
user to tailor the MAC address look up procedure.
Choices are Level 0, Level 1, Level 2, Level 3, Level 4,
Level 5, Level, 6, Level 7. The higher the level, the more
MAC addresses can be learned by the Switch. However,
a side effect is that throughput will be degraded the
higher the level you select. Default is the lowest setting
offered.
86
This setting allows the
Using the Console Interface