Method for controlling packet forwarding in a routing device
First Claim
1. A method for implementing packet forwarding control in routing device, comprising the following steps:
- (a) routing device getting a source address of a received packet and judging whether said source address is a legal source address;
if it is a legal source address, confirming said packet to be a legal packet, and processing said packet with a normal process flow, and otherwise, confirming said packet to be an illegal packet and proceeding to Step b; and
(b) said routing device implementing forwarding control for said packet.
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Abstract
The present invention discloses a method for implementing packet forwarding control in routing device, comprising: said routing device getting a source address of a received packet and judging whether said source address is a legal source address; if it is a legal source address, confirming said packet to be a legal packet, and processing said packet with a normal process flow, and otherwise, confirming said packet to be an illegal packet and proceeding to Step b; and said routing device implementing forwarding control for said packet. The present invention solves the problems in the prior art when controlling packet forwarding, such as resource occupation and degradation of processing capability of network communication devices caused by adding data structures or increasing system overheads. The present invention provides a method for controlling packet forwarding, saving the resource of network communication equipment, improving the processing ability of the network communication equipment, and enhancing the security of the network.
22 Citations
10 Claims
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1. A method for implementing packet forwarding control in routing device, comprising the following steps:
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(a) routing device getting a source address of a received packet and judging whether said source address is a legal source address;
if it is a legal source address, confirming said packet to be a legal packet, and processing said packet with a normal process flow, and otherwise, confirming said packet to be an illegal packet and proceeding to Step b; and
(b) said routing device implementing forwarding control for said packet. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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Specification