Patent ID: 11876773
Assignee: XI'AN ZHONGXING NEW SOFTWARE CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 4:
5. The method according to claim 1, wherein after writing, by the forwarding chip, the IP address of the target device and the MAC address corresponding to the IP address into the ARP forwarding table, the method further comprises:
writing, by the forwarding chip, the IP address of the target device and the MAC address corresponding to the IP address into an ARP cache table;
monitoring, by the forwarding chip, whether the number of ARP entries in the ARP cache table reaches a preset threshold; and
when the number of ARP entries in the ARP cache table reaches the preset threshold, sending, by the forwarding chip, a cache completion notification to a Central Processing Unit (CPU), so that the CPU reads the ARP entries in the ARP cache table after receiving the cache completion notification.