Method for verifying intra-domain Internet protocol (IP) source address
A source address, address technology, applied in the Internet field, to achieve the effect of simple implementation and small changes
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[0023] Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals designate the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary only for explaining the present invention and should not be construed as limiting the present invention.
[0024] The solution proposed by the present invention is deployed on network nodes in the domain, such as routers or layer-3 switches. The scheme proposed by the present invention can verify all the source addresses of the prefix granularity of the deployment point, by establishing the mapping relationship between the source address prefix and the destination address prefix and the interface entering the deployment node, and converting this mapping relationship into Access- list is configured in the ACL of the deployment node to verify t...
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