Apparatus and method for supporting establishment of network address of communication apparatus
First Claim
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1. An apparatus for setting an address, the apparatus comprising:
- an access router, wherein the access router transmits a Router Advertisement (RA) message to a communication apparatus, the RA message comprising information about an address establishment scheme for the communication apparatus.
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Abstract
An apparatus and method of setting an address of a communication apparatus is provided where when an access router transmits a Router Advertisement (RA) message to the communication apparatus, the communication apparatus sets an address establishment scheme of the communication apparatus according to a first field of the RA message. The RA message includes information about the address establishment scheme, which the communication apparatus is able to use, in the first field.
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Citations
30 Claims
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1. An apparatus for setting an address, the apparatus comprising:
an access router, wherein the access router transmits a Router Advertisement (RA) message to a communication apparatus, the RA message comprising information about an address establishment scheme for the communication apparatus. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 25, 26, 27)
- 10. A communication apparatus, wherein the communication apparatus receives a router advertisement (RA) message from an access router, reads a first field of the received RA message, and determines an address establishment scheme of the communication apparatus according to the first field.
- 18. A communication apparatus, wherein the communication apparatus sets a network address acquired by the communication apparatus to an address of the communication apparatus without performing a duplicate address detection (DAD), when a first field of a Router Advertisement (RA) message received from an access router comprises a first value.
- 21. A communication apparatus, wherein the communication apparatus receives a Router Advertisement (RA) message comprising a network address usable by the communication apparatus from an access router, and sets an address of the communication apparatus to the network address, without performing a duplicate address detection (DAD).
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23. A communication apparatus, wherein the communication apparatus generates an auto-configured network address by using an EUI64 interface identifier, and the communication apparatus sets an address of the communication apparatus to the auto-configured network address, without performing a duplicate address detection (DAD).
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24. A communication apparatus, wherein the communication apparatus transmits a NS message comprising an assigned network address to the communication apparatus, and sets an address of the communication apparatus to the assigned network address, when a Neighbor Advertisement (NA) message that responds to the Neighbor Solicitation (NS) message comprises information indicating a uniqueness of the network address.
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28. A method of setting an address of a communication apparatus, the method comprising:
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receiving a router advertisement (RA) message from an access router, the RA message comprising information about an address establishment scheme; reading the received RA message; and determining an address establishment scheme for a communication apparatus according to the RA message.
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29. A computer implemented method of setting an address of a communication apparatus comprising:
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receiving a Route Advertisement (RA) message from an access router, reading the received RA message, and determining an address establishment scheme of the communication apparatus.
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Specification