IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
UP-0038752
(2005-01-18)
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등록번호 |
US-7693513
(2010-05-20)
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발명자
/ 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
Schwabe, Williamson & Wyatt, P.C.
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인용정보 |
피인용 횟수 :
19 인용 특허 :
4 |
초록
Embodiments of methods and apparatus for transferring service flow context are generally described herein. Other embodiments may be described and claimed.
대표청구항
▼
What is claimed is: 1. A method comprising: provisioning, by an element management system (EMS) of a network management system (NMS), a service flow context associated with a subscriber in a service database, said provisioning of the service flow context to activate broadband services of a Worldwid
What is claimed is: 1. A method comprising: provisioning, by an element management system (EMS) of a network management system (NMS), a service flow context associated with a subscriber in a service database, said provisioning of the service flow context to activate broadband services of a Worldwide Interoperability for Microwave Access (WiMax) network for the subscriber; receiving, by the EMS, a first SNMP trap from an SNMP proxy on a serving base station, the first SNMP trap including a media access control (MAC) address of a mobile subscriber station (MSS) associated with the subscriber, to indicate the MSS has registered with the serving base station, transmitting, by the EMS, a first SNMP set message, including the service flow context, to the serving base station to enable the serving base station to establish a connection with the MSS based on the service flow context; receiving, by the EMS, a second SNMP trap from the SNMP proxy on the serving base station, the second SNMP trap including the MAC address of the MSS and a target base station identifier identifying a target base station to succeed in serving the established connection of the MSS; identifying, by the EMS in the service database, the service flow context based on the MAC address of the MSS; transmitting, by the EMS, a second SNMP set message, including the service flow context, to a proxy SNMP agent of the target base station remotely disposed from the NMS and the MSS to enable a transferring of the established connection to the target base station, transmitting, by the EMS, a message to the MSS through the serving base station, to indicate that the service flow context has been transmitted to the target base station to enable the MSS to register with the target base station, wherein the transmitting of the second SNMP set message is completed before the MSS registers with the target base station; and retrieving, by the NMS in accordance with a simple network management protocol, parameters associated with the connection from the MSS to enable the NMS to manage the MSS, wherein the parameters are retrieved via the SNMP proxy of the target base station that converts commands from the first SNMP protocol to a second protocol, the SNMP protocol being incompatible with the MSS. 2. A method as defined in claim 1, wherein identifying by the NMS the service flow context associated with the mobile subscriber station remotely disposed from the NMS comprises identifying by the NMS service flow context associated with a mobile subscriber station of a mobile broadband wireless access network. 3. A method as defined in claim 1, further comprising transmitting by the NMS a handoff request to the MSS through the proxy agent of the serving base station remotely disposed from the NMS and the MSS, the serving base station currently serving the mobile subscriber station, wherein the handoff request is transmitted to perform load balancing. 4. A method as defined in claim 1, further comprising removing the service flow context from a management information base (MIB) of the serving base station remotely disposed from the NMS and the mobile subscriber station after handoff to the target base station. 5. An article of manufacture including a proxy agent designed to enable a machine to: transmit a first SNMP trap to an element management system (EMS) of a network management system (NMS), wherein the first SNMP trap includes a media access control (MAC) address of a mobile subscriber station (MSS) associated with a subscriber to indicate that the MSS has registered with the machine; receive, from the NMS remotely disposed from the machine an SNMP set message including an identified service flow context including quality of service parameters associated with a mobile subscriber station (MSS) remotely disposed from the NMS and the machine, the service flow context being identified by a media access control (MAC) address of the MSS and configured to facilitate provision of broadband services of a Worldwide Interoperability for Microwave Access (WiMax) network to the MSS; store the service flow context in a management information base (MIB) at the machine, wherein the MIB is accessible by the NMS; transmit a message to the MSS in accordance with a second network protocol to establish a connection with the MSS, wherein the message is based at least on the service flow context stored in the MIB to enable the MSS to establish a connection with the based on the service flow context; convert, by the proxy agent, another SNMP command received from the NMS to another command in accordance with the second network protocol to retrieve parameters from the mobile subscriber station to enable the NMS to manage the MSS; transmit a second SNMP trap to the NMS including t e MAC address of the MSS and a target base station identifier indentifying a target base stat on to succeed in servicing the established connection of the MSS. 6. An article of manufacture as defined in claim 5, wherein the proxy agent further enables the machine to provide a registration interrupt to the NMS, and the received service flow context is provided to the machine by the NMS in response to receipt by the NMS the registration interrupt. 7. An article of manufacture as defined in claim 5, wherein the received service flow context is provided by the NMS to the machine in response to receipt by the NMS a handoff interrupt from another machine. 8. An article of manufacture as defined in claim 5, wherein the proxy agent further enables the machine to transmit a handoff request to the mobile subscriber station. 9. An apparatus comprising: a communication interface to couple the apparatus to a network; and a controller coupled to the communication interface configured to: provision service flow context associated with a subscriber in a service database, wherein the service flow context is configured to facilitate activation of broadband services of a Worldwide Interoperability for Microwave Access (WiMax) network for the subscriber; receive a first SNMP trap from an SNMP proxy agent on a serving base station, the first SNMP trap including a media access control (MAC) address of a mobile subscriber station (MSS) associated with the subscriber, to indicate the MSS has registered with the serving base station; transmit a first SNMP set message including the service flow context to the serving base station to enable the sewing base station to establish a connection with the MSS based on the service flow context; receive a second SNMP trap from the SNMP proxy agenton the wherein the second SNMP trap includes the MAC address of the MSS and a target base station identifier indentifying a target base station to succeed in serving the established connection of the MSS; identify in the service database the service flow context a based on the MAC address of the MSS; transmit a second SNMP set message including the identified service flow context through the communication interface to a management information base (MIB) of the target base station remotely disposed from the apparatus and the mobile subscriber station to enable a transferring of the established connection to the target base station; transmit a message to the MSS through the serving base station, to indicate that the service flow context has been transmitted to the target base station to enable the MSS to register with the target base station, wherein the transmitting of the second SNMP set message is completed before the MSS registers with the target base station; and retrieve, in accordance with a simple network management protocol, parameters located in the MSS to enable the management of the MSS, wherein the parameters are retrieved via another proxy agent disposed on the target base station that converts commands from the simple network management protocol to a second protocol, the simple network management protocol being incompatible with the MSS. 10. An apparatus as defined in claim 9, wherein the controller is configured to transmit a handoff request to the MSS through the proxy agent of the base station, wherein the handoff request is transmitted to perform load balancing. 11. An apparatus as defined in claim 9, wherein the controller is further configured to remove the service flow context from the serving base station after the target base station has succeeded in serving the MSS. 12. A system comprising: a serving base station having a proxy agent disposed thereon; and a network management system (NMS) remotely disposed from and communicatively coupled to the base station and configured to: provision a service flow context associated with a subscriber in a service database, wherein the service flow context is configured to facilitate activation of broadband of a Worldwide Interoperability for Microwave Access (WiMax) network for the subscriber; receive a first SNMP trap in accordance wit an SNMP protocol from the proxy agent, the first SNMP trap including a media access control (MAC) address of the mobile subscriber station (MSS) associated with the subscriber to indicate that the MSS has registered with the serving base station; transmit a first SNMP set message, including the service flow context, to the serving base station to enable the MSS to establish a connection with the MSS based on the service flow context; receive a second SNMP trap from the proxy agent on the serving base station the second SNMP trap including the MAC address of the MSS and a target base station identifier indentifying a target base station to succeed in serving the established connection of the MSS: identify in ther service flow database, the service flow context based on the MAC address of the MSS; transmit a second SNMP set message, including the service flow context, to a proxy agent of the target base station to enable a transferring of the established connection to the target base station; transmit a message to the MSS through the sewing base station to indicate that the service flow context has been transmitted to the target base station to enable the MSS to register with the target base station, wherein the second SNMP set message is completed before the MSS registers with the target base station; and retrieve, in accordance with the simple networm management protocol, parameters located in the MSS, to enable the management of the MSS, wherein the parameters are retrieved via the proxy agent disposed on the target base station that converts commands from the simple network management protocol to a second network protocol, the simple network management protocol being incompable with the MSS. 13. A system as defined in claim 12, wherein the NMS is configured to transmit a handoff request to MSS through the proxy agent of the serving base station, wherein the handoff request is transmitted to perform load balancing. 14. A system as defined in claim 12, wherein the NMS is configured to remove the service flow context from the serving base station.
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