230
2. Click the Gratuitous ARP tab.
Figure 210 Gratuitous Configuring ARP page
3. Configure gratuitous ARP as described in Table 78.
4. Click Apply.
Table 78 Configuration items
Item Descri
Disable gratuitous ARP packets
learning function
Disable learning of ARP entries according to gratuitous ARP packets.
Enabled by default.
Send gratuitous ARP packets when
receiving ARP requests from another
network segment
Enable the device to send gratuitous ARP packets upon receiving ARP
requests from another network segment.
Disabled by default.
Static ARP configuration example
Network Requirements
As shown in Figure 211, hosts are connected to Switch A, which is connected to Router B through interface
GigabitEthernet 1/0/1 belonging to VLAN 100.
The IP address of Router B is 192.168.1.1/24. The MAC address of Router B is 00e0-fc01-0000.
Configure static ARP entries on Switch A to improve communication security between Switch A and
Router B.
Figure 211 Network diagram
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