Configuring static bindings for arp inspection – LevelOne GSW-4876 User Manual

Page 118

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C

HAPTER

4

| Configuring the Switch

Configuring Security

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C

ONFIGURING

S

TATIC

B

INDINGS

FOR

ARP I

NSPECTION

Use the Static ARP Inspection Table to bind a static address to a port. Table

entries include a port identifier, VLAN identifier, source MAC address in ARP

request packets, and source IP address in ARP request packets.

ARP Inspection uses the DHCP snooping bindings database for the list of

valid IP-to-MAC address bindings. Static ARP entries take precedence over

entries in the DHCP snooping bindings database. The switch first compares

ARP packets to any entries specified in the static ARP table. If no static

entry matches the packets, then the DHCP snooping bindings database

determines their validity.

P

ATH

Advanced Configuration, Security, Network, ARP Inspection, Static Table

P

ARAMETERS

These parameters are displayed:

Port – Port identifier.

VLAN ID – ID of a configured VLAN (Range: 1-4094)

MAC Address – Allowed source MAC address in ARP request packets.

IP Address – Allowed source IP address in ARP request packets.

W

EB

I

NTERFACE

To configure the static ARP Inspection table:

1.

Click Advanced Configuration, Network, Security, ARP Inspection, Static
Table.

2.

Click “Add new entry.”

3.

Enter the required bindings for a given port.

4.

Click Save.

Figure 40: Configuring Static Bindings for ARP Inspection

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