DGS-3700-12/DGS-3700-12G Series Layer 2 Gigabit Ethernet Switch User Manual
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DHCP Snooping Entries
This table is used to view dynamic entries on specific ports. To view particular port settings, enter the port number and
click
Find
. To view all entries click
View All
, and to delete an entry, click
Clear
.
To view this window, click
Security > IP-MAC-Port Binding > DHCP Snooping Entries
as shown below:
Figure 5 - 7 DHCP Snooping Entries window
MAC Block List
This table is used to view unauthorized devices that have been blocked by IP-MAC binding restrictions. To find an
unauthorized device that has been blocked by the IP-MAC binding restrictions, enter the VID and MAC Address in the
appropriate fields and click
Find
. To delete an entry, click the delete button next to the entry’s port. To delete all the
entries in the
Blocked Address Browser
window,
click
Clear All
.
To view this window, click
Security > IP-MAC-Port Binding > MAC Block List
as shown below:
Figure 5 - 8 MAC Block List window
Port Security
Port Security Port Settings
A given ports’ (or a range of ports') dynamic MAC address learning can be locked such that the current source MAC
addresses entered into the MAC address forwarding table cannot be changed once the port lock is enabled. Setting
the
Admin State
pull-down menu to
Enabled
, and clicking
Apply
can lock the port.
Port Security is a security feature that prevents unauthorized computers (with source MAC addresses) unknown to the
Switch prior to locking the port (or ports) from connecting to the Switch's locked ports and gaining access to the
network.
To view this window, click
Security > Port Security > Port Security Port Settings
as shown below:
