H3C Technologies H3C MSR 50 - Manual (Page 376)

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If you enable an interface to learn dynamic ARP entries on the dynamic entry management page,
the number of dynamic ARP entries that the interface can learn restores the default.
Configuring gratuitous ARP
From the navigation tree, select Advanced > ARP Management > Gratuitous ARP.
The gratuitous ARP configuration page appears, as shown in
Figure 358 .
Figure 358 Configuring gratuitous ARP
Table 154 Configuration items
Item Description
Disable gratuitous ARP packets learning function
Disable learning of ARP entries according to
gratuitous ARP packets.
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.
Static ARP configuration example
Network Requirements
As shown in Figure 359 , hosts are connected to Router A, which is connected to Router B through Ethernet
0/1 belonging to VLAN 10. The IP address of Router B is 192.168.1.1/24. The MAC address of Router
B is 00e0-fc01-0000.
To enhance communication security between Router A and Router B, a static ARP entry for Router B needs
to be configured on Router A.