Allied Telesis AT-S111, AT-GS950/48PS manual 294

Chapter 23: DHCP Snooping

Disable - The MAC address of each ingress ARP packet is not validated against the Binding Table. All ARP packets are forwarded 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-S111 Management Software saves a backup copy of the Binding Table to flash at a specified interval (Database Update Interval) of time.

Disable - The AT-S111 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-S111 Management software inserts the DHCP

Option 82 information into the DHCP packets.

Disable: The AT-S111 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.

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