Allied Telesis AT-GS950/16 - Manual (Page 230)

Chapter 16: DHCP Snooping
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through the switch without regard to the IP and MAC Address
information in the packet header.
6. From the Backup Database field, select one of the following choices
from the pull-down menu:
Enable - The AT-S108 Version V1.1.0 Management software
saves a backup copy of the Binding Table to flash at a specified
interval (Database Update Interval) of time.
Disable - The AT-S108 Version V1.1.0 Management software
does not save a backup copy of the Binding Table to flash.
7. Select an interval of time for the Database Update Interval field. The
range of this interval is 600 to 86400 seconds.
8. From the DHCP Option 82 Insertion field, select one of the following
choices from the pull-down menu:
Enable - The AT-S108 Version V1.1.0 Management software
inserts the DHCP Option 82 information into the DHCP packets.
Disable - The AT-S108 Version V1.1.0 Management software
does not insert the DHCP Option 82 information into the DHCP
packets.
9. Click Apply. The values for the DHCP Snooping General Settings take
effect.
10. From the main menu on the left side of the page, select Save
Configuration to Flash to permanently save your changes.