Arp packet processing method, communication system and device
First Claim
1. An Address Resolution Protocol (ARP) packet processing method, comprising:
- receiving, by a forwarding plane processor, an ARP packet.determining, by the forwarding plane processor, whether the ARP packet is an ARP response,reporting, by the forwarding plane processor, the ARP response when an entry corresponding to the ARP response is found in a local ARP table and a reporting parameter in the entry corresponding to the ARP response indicates permission of reporting.
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Abstract
An Address Resolution Protocol (ARP) packet processing method. a communication system and a device are disclosed. The method includes: receiving an ARP packet, and judging the type of the ARP packet; when the ARP packet is an ARP request, responding to the ARP request if an entry corresponding to the ARP request is found in a local ARP table; and when the ARP packet is an ARP response. reporting the ARP response if an entry corresponding to the ARP response is found in the local ARP table and a reporting parameter in the entry indicates permission of reporting; or discarding the ARP response if no entry corresponding to the ARP response is found in the ARP table.
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Citations
12 Claims
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1. An Address Resolution Protocol (ARP) packet processing method, comprising:
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receiving, by a forwarding plane processor, an ARP packet. determining, by the forwarding plane processor, whether the ARP packet is an ARP response, reporting, by the forwarding plane processor, the ARP response when an entry corresponding to the ARP response is found in a local ARP table and a reporting parameter in the entry corresponding to the ARP response indicates permission of reporting. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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Specification