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DGS-1520 Series Gigabit Ethernet Smart Managed Switch Web UI Reference Guide
438
The fields that can be configured in ARP Inspection Validation are described below:
Parameter Description
Src-MAC
Select to enable or disable the source MAC option here. This option specifies to
check for ARP requests and response packets and the consistency of the source
MAC address in the Ethernet header against the sender MAC address in the ARP
payload.
Dst-MAC
Select to enable or disable the destination MAC option here. This option specifies
to check for ARP response packets and the consistency of the destination MAC
address in the Ethernet header against the target MAC address in the ARP
payload.
IP
Select to enable or disable the IP option here. This option specifies to check the
ARP body for invalid and unexpected IP addresses. It also specifies to check the
validity of IP address in the ARP payload. The sender IP in both the ARP request
and response and target IP in the ARP response are validated. Packets destined
for the IP addresses 0.0.0.0, 255.255.255.255, and all IP multicast addresses are
dropped. Sender IP addresses are checked in all ARP requests and responses,
and target IP addresses are checked only in ARP responses.
Click the Apply button to accept the changes made.
The fields that can be configured in ARP Inspection VLAN Logging are described below:
Parameter Description
VID List
Enter the ARP inspection VLAN ID list/range here.
State
Select the enable or disable the ARP inspection VLAN logging function here.
ACL Logging After clicking the Edit button, select the ACL logging action here. Options to
choose from are Deny, Permit, All, and None.
DHCP Logging After clicking the Edit button, select the DHCP logging action here. Options to
choose from are Deny, Permit, All, and None.
Click the Apply button to accept the changes made.
Click the Edit button to configure the ACL/DHCP logging actions.
Enter a page number and click the Go button to navigate to a specific page when multiple pages exist.
The fields that can be configured in ARP Inspection Filter are described below:
Parameter Description
ARP Access List Name
Enter the ARP access list name used here. This name can be up to 32 characters
long.
VID List
Enter the VLAN ID list used here.
Static ACL Select whether to use a static ACL or not here by either selecting Yes or No.
Click the Add button to add a new entry based on the information entered.
Click the Delete button to remove an entry based on the information entered.
Enter a page number and click the Go button to navigate to a specific page when multiple pages exist.
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