COMMUNICATION APPARATUS, SYSTEM, METHOD AND COMPUTER READABLE MEDIUM
First Claim
1. A communication apparatus connected to a first network on which one or more service providing servers are disposed, comprising:
- a service finder configured to find a service providing server on the first network; and
a transmitter configured to transmit an information packet including a header part and a data part to a packet relay apparatus which connects the first network to a second network, wherein the header part containsan address of the found service providing server and a port number at which the found service providing server waits, as a source address and a source port number andan address of an information processing server disposed on the second network and a port number at which the information processing server waits, as a destination address and a destination port number, andthe data part contains service identification information which identifies a service provided by the found service providing server.
1 Assignment
0 Petitions
Accused Products
Abstract
There is provided with a communication apparatus connected to a first network on which service providing servers are disposed, including: a service finder configured to find a service providing server on the first network; and a transmitter configured to transmit an information packet including a header part and a data part to a packet relay apparatus which connects the first network to a second network, wherein the header part contains an address of the found service providing server and a port number at which the found service providing server waits, as a source address and a source port number and an address of an information processing server disposed on the second network and a port number at which the information processing server waits, as a destination address and a destination port number, and the data part contains service identification information which identifies a service provided by the found service providing server.
21 Citations
20 Claims
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1. A communication apparatus connected to a first network on which one or more service providing servers are disposed, comprising:
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a service finder configured to find a service providing server on the first network; and a transmitter configured to transmit an information packet including a header part and a data part to a packet relay apparatus which connects the first network to a second network, wherein the header part contains an address of the found service providing server and a port number at which the found service providing server waits, as a source address and a source port number and an address of an information processing server disposed on the second network and a port number at which the information processing server waits, as a destination address and a destination port number, and the data part contains service identification information which identifies a service provided by the found service providing server. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A communication system including a communication apparatus connected to a first network on which one or more service providing servers are disposed, and an information processing server connected to a second network which is connected to the first network via a packet relay apparatus, wherein
the communication apparatus comprises: -
a service finder configured to find a service providing server on the first network; and a transmitter configured to transmit an information packet including a header part and a data part to the packet relay apparatus, the header part containing an address of the found service providing server and a port number at which the found service providing server waits as a source address and a source port number and containing an address of the information processing server and a port number at which the information processing server waits as a destination address and a destination port number, the data part containing service identification information which identifies a service provided by the found service providing server, and the information processing server comprises; a receiver configured to receive the information packet from the communication apparatus via the packet relay apparatus; an exhibitor configured to exhibit information to identify the service providing servers respectively; a selector configured to select a service providing server based on the information exhibited; and a transmitter configured to transmit a request packet to request implementation of the service provided by the service providing server selected to the service providing server selected, and perform data communication concerning said service with the service providing server selected, wherein the request packet has a header part containing an address of the service providing server selected and a port number at which the service providing server waits as a destination address and a destination port number and containing own address and a port number for implementing the data communication as a source address and a source port number. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18)
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19. A method performed in a communication apparatus connected to a first network on which one or more service providing servers are disposed, comprising:
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finding a service providing server on the first network; and transmitting an information packet including a header part and a data part to a packet relay apparatus which connects the first network to a second network, wherein the header part contains an address of the found service providing server and a port number at which the found service providing server waits as a source address and a source port number, and an address of an information processing server disposed on the second network and a port number at which the information processing server waits as a destination address and a destination port number, and the data part contains service identification information which identifies a service provided by the found service providing server.
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20. A computer readable medium storing a computer program for causing a computer connected to a first network on which one or more service providing servers are disposed, to execute instructions to perform steps of:
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finding a service providing server on the first network; and transmitting an information packet including a header part and a data part to a packet relay apparatus which connects the first network to a second network, wherein the header part contains an address of the found service providing server and a port number at which the found service providing server waits as a source address and a source port number, and an address of an information processing server disposed on the second network and a port number at which the information processing server waits as a destination address and a destination port number, and the data part contains service identification information which identifies a service provided by the found service providing server.
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Specification