Providing internet protocol (IP) security
First Claim
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1. A method of providing Internet Protocol (IP) security at a network layer, the method comprising:
- using two or more independent databases to process secure information, with a first database specifying rules for the IP security and a level of security, and with a second database maintaining security information for at least two systems, by;
determining if a selector matches an entry in the first database for processing an outbound IP packet; and
assembling an index into the second database and using the index to perform a lookup in the second database for processing an inbound IP packet.
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Abstract
A method of providing Internet Protocol (IP) security at a network layer, that includes using two or more independent databases to process secure information, with a first database specifying a set of rules for the IP security and a level of security, and with a second database maintaining security information for at least two systems.
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Citations
28 Claims
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1. A method of providing Internet Protocol (IP) security at a network layer, the method comprising:
using two or more independent databases to process secure information, with a first database specifying rules for the IP security and a level of security, and with a second database maintaining security information for at least two systems, by;
determining if a selector matches an entry in the first database for processing an outbound IP packet; and
assembling an index into the second database and using the index to perform a lookup in the second database for processing an inbound IP packet. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 25, 26, 27, 28)
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11. An apparatus for transmitting data packets, comprising:
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a processor that executes the instructions; and
a memory that stores executable instructions for causing the processor to;
use two or more independent databases to process secure information;
a first database specifying rules for the IP security and a level of security; and
a second database maintaining security information for at least two systems, by;
determining if a selector matches an entry in the first database for processing an outbound IP packet; and
assembling an index into the second database and using the index to perform a lookup in the second database for processing an inbound IP packet. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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Specification