Method for service provisioning a broadband modem
First Claim
1. A transparent end-to-end asymmetric digital subscriber line system, including a subscriber'"'"'s ADSL modem for delivering differentiated broadband services to a local area network, comprising in combination:
- a dial-up application on customer premise equipment for providing a user interface for a user that requests ADSL service allowing the user to select services for connection to specify communication parameters;
an asymmetric network access protocol for establishing and terminating communications on the asymmetric digital subscriber line system;
a service specific convergence sub-layer for providing a network transport service for virtual point-to-point connections and virtual multi-point connections;
a communications driver for providing low level peer-to-peer reliable communications; and
an address server for providing an optional network address resolution service for establishing a switched virtual circuit.
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Accused Products
Abstract
A method for automatically provisioning a broadband communication service to a subscriber having a broadband modem. The method includes the step of transmitting a service request from the broadband modem to a central office, which is associated with a network service provider. The network is configured for service in response to the service request. The method further includes automatically configuring the broadband modem by transmitting a configuration signal from the central office to the subscriber. The configuration signal may be transmitted to the broadband modem over a POTS subchannel. Alternatively, the configuration signal may be transmitted to the broadband modem over a subchannel in a broadband service, such as a DMT subchannel for ADSL service.
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Citations
27 Claims
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1. A transparent end-to-end asymmetric digital subscriber line system, including a subscriber'"'"'s ADSL modem for delivering differentiated broadband services to a local area network, comprising in combination:
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a dial-up application on customer premise equipment for providing a user interface for a user that requests ADSL service allowing the user to select services for connection to specify communication parameters;
an asymmetric network access protocol for establishing and terminating communications on the asymmetric digital subscriber line system;
a service specific convergence sub-layer for providing a network transport service for virtual point-to-point connections and virtual multi-point connections;
a communications driver for providing low level peer-to-peer reliable communications; and
an address server for providing an optional network address resolution service for establishing a switched virtual circuit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
checking syntax for communication messages according to a type of network being used;
processing multiple communication requests and assigning communication request reference numbers;
orproviding a reliable transport over an Ethernet local area network for communications messages.
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4. The system of claim 1 wherein the service specific convergence sub-layer includes network transport services for:
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managing control queues and priority queues; and
maintaining an address table matching an asynchronous transport mode virtual path identifier or an asynchronous transport mode virtual channel identifier and a call connection identifier.
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5. The system of claim 1 wherein the communications driver includes:
multiplexing and de-multiplexing capabilities to support simultaneous communication requests including multiple Point-to-Point protocol sessions with multiple Internet Protocol addresses.
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6. The system of claim 1 wherein the address server can be located in either an Asymmetric Digital Subscriber Line (ADSL) Transmission Unit—
- Central Office (ATU-C) device or an ADSL Transmission Unit—
Remote (ATU-R) device.
- Central Office (ATU-C) device or an ADSL Transmission Unit—
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7. The system of claim 1 wherein the asymmetric network protocol includes a plurality of connection control messages, management messages and payload messages.
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8. The system of claim 7 wherein the connection control messages include a Permanent Virtual Circuit (PVC) upload request, PVC upload response, PVC update, PVC service request, PVC service response, get network address, network address response, Asynchronous Transfer Mode (ATM) Q.2931, Frame Relay Q.931, Switched Virtual Circuit (SVC) call response, ACK, and NAK messages.
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9. The system of claim 8 wherein the management messages includes a new, query, query response, release request and release confirm message.
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10. The system of claim 8 wherein the payload messages include an Ethernet frame and an Ethernet-Subnetwork Access Protocol (Ethernet-SNAP) frame message.
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11. A method for delivering differentiated broadband services to a local area network from transparent end-to-end asymmetric digital subscriber line system, comprising the steps of:
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sending a first broadcast message with an asymmetric network access protocol from an individual network device on a local area network, to a plurality of other network devices on the local area network, wherein first broadcast message includes a network address for the individual network device on the local area network;
sending a first request message with an asymmetric network access protocol from the individual network device to a first asymmetric network device to obtain a service profile on the individual network device from the first asymmetric network device, wherein the service profile is used to a private virtual circuit on the asymmetric digital subscriber line system;
receiving a first response message with an asymmetric network access protocol on the individual network device from the first asymmetric network device, wherein the first response message includes a service profile for the individual network device;
sending a second request message with an asymmetric network access protocol from the individual network device to the first asymmetric network device to request use of a communications service on the asymmetric digital subscriber line system, wherein the communications service includes a one-to-one or a one-to-many connection service; and
receiving a second response message with an asymmetric network access protocol on the individual network device from the first asymmetric network device, wherein the second response message includes a connection identifier for the individual network device. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27)
sending a third request message with an asymmetric network access protocol from the individual network device to the first asymmetric network device to request use of a communications channel on the asymmetric digital subscriber line system; and
receiving a receiving a third response message with an asymmetric network access protocol on the individual network device from the first asymmetric network device, wherein the second response message includes a connection identifier for the individual network device.
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26. The method of claim 25 wherein the step of sending a third request message includes sending a switched virtual circuit request message including any of Asynchronous Transfer Mode (ATM) Q.2931 message or a Frame Relay Q.931 message with a destination network address, a desired quality-of-service parameters and traffic descriptors.
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27. The method of claim 25 wherein the step of receiving a third response message includes receiving a SVC call response message from a set of connection control messages from an asymmetric network access protocol, wherein the SVC call response message includes a connection identifier for a virtual channel connection between the individual network device and the asymmetric network device.
Specification