WO2013097626A1 - Système et procédé d'accès sans fil local et passerelle d'accès local - Google Patents

Système et procédé d'accès sans fil local et passerelle d'accès local Download PDF

Info

Publication number
WO2013097626A1
WO2013097626A1 PCT/CN2012/086820 CN2012086820W WO2013097626A1 WO 2013097626 A1 WO2013097626 A1 WO 2013097626A1 CN 2012086820 W CN2012086820 W CN 2012086820W WO 2013097626 A1 WO2013097626 A1 WO 2013097626A1
Authority
WO
WIPO (PCT)
Prior art keywords
user equipment
local
wireless access
access device
request message
Prior art date
Application number
PCT/CN2012/086820
Other languages
English (en)
Chinese (zh)
Inventor
周卫华
熊春山
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN201110455701.0A external-priority patent/CN103188683B/zh
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Publication of WO2013097626A1 publication Critical patent/WO2013097626A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/06—Authentication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/12—Setup of transport tunnels

Definitions

  • the present invention relates to the field of communications, and in particular, to a local wireless access system, method, and local access gateway. Background technique
  • High-speed, high-bandwidth services bring new vitality to mobile communications, but also bring more challenges to network operations.
  • the huge traffic caused by the service keeps the operating network in a high load for a long time, and the expanded capacity is quickly consumed by the increased business.
  • many operators deploy a large number of WiFi access points in some hotspots and indoors, in the hope that these access points can divert the mobile Internet traffic generated by the user equipment under their coverage, reducing the pressure on the macro network.
  • the widespread deployment of WiFi access points has alleviated the problem of increased traffic caused by mobile Internet to a certain extent.
  • carrier-class networks such solutions still have serious network interference, throughput and user equipment.
  • There are also many shortcomings such as a sharp decline, and there are also great difficulties in network management and maintenance.
  • FIG. 1 is an architectural diagram of an existing scheme for a user equipment of a Home evolved NodeB (HeNB) to access a local network.
  • HeNB Home evolved NodeB
  • L-GW Local GateWay
  • MME Mobile Management Entity
  • the embodiments of the present invention provide a local wireless access system, a method, and a local access gateway, so as to reduce network deployment cost and improve cost performance when implementing local Internet service access.
  • An embodiment of the present invention provides a local wireless access system, where the local wireless access system includes a wireless access device and a local access gateway;
  • the wireless access device is configured to establish or re-establish a bearer on an air interface between the user equipment and the wireless access device;
  • the local access gateway is connected to the authentication device in the home network and the at least one wireless access device, and is configured to establish a bearer or a tunnel with the wireless access device for the user equipment, and authenticate with the home core network.
  • the device interacts with the user equipment for authentication and authentication.
  • Another aspect of the present invention provides a local wireless access method, where the method includes: receiving, by a local access gateway, a session recovery request message forwarded by a user equipment by using a wireless access device;
  • the local access gateway establishes a bearer or a tunnel with the wireless access device for the user equipment according to the session recovery request message, and performs authentication and authentication on the user equipment by interacting with the authentication device in the home core network.
  • Another embodiment of the present invention provides a local access gateway, where the local access gateway includes: a session recovery request message receiving module, configured to receive a session recovery request message forwarded by the user equipment through the wireless access device;
  • the interaction module is configured to establish a bearer or a tunnel with the wireless access device for the user equipment according to the session recovery request message received by the session recovery request message receiving module, and interact with the authentication device in the home core network.
  • the user equipment is authenticated and authenticated.
  • Another aspect of the embodiments of the present invention provides a local wireless access method, where the method includes: after receiving a session recovery request message sent by a user equipment, the wireless access device forwards the session recovery request message to the local connection Into the gateway;
  • the wireless access device After receiving the initial context setup request message or the local initial context setup request message returned by the local access gateway according to the session recovery request message, the wireless access device reconstructs the user equipment and the device according to the initial context setup request message. Carrying the bearer on the air interface between the wireless access device and the bearer of the user equipment on the interface between the wireless access device and the local access gateway, or according to The local initial context setup request message reestablishes a bearer on the air interface between the user equipment and the radio access device and a tunnel of the user equipment on the interface between the radio access device and the local access gateway, the local initial context establishment request The message carries an internet protocol IP address of the user equipment.
  • the wireless access device includes: a session request message forwarding module, configured to: after receiving a session recovery request message sent by a user equipment, the session recovery request message Forwarding to the local access gateway;
  • a bearer re-establishment module configured to re-establish the user equipment and the device according to the initial context setup request message after receiving the initial context setup request message or the local initial context setup request message returned by the local access gateway according to the session recovery request message Determining a bearer on the air interface between the wireless access device and a bearer of the user equipment on the interface between the wireless access device and the local access gateway, or reconstructing the user equipment and the wireless access according to the local initial context setup request message A bearer on the air interface between the devices and a tunnel of the user equipment on the interface between the wireless access device and the local access gateway, where the local initial context setup request message carries an Internet Protocol IP address of the user equipment.
  • the local access gateway can perform the management of the bearer and the authentication and authentication of the user equipment by interacting with the authentication device except the mobility management entity and the service gateway, and does not need to deploy the MME and the SGW. And core network equipment such as PGW. Therefore, compared with the prior art, the local wireless access system provided by the embodiment of the present invention makes the local access architecture networking simple and efficient, and can reduce the cost when networking. DRAWINGS
  • 1 is a block diagram of a scheme for a user equipment based on a home evolved base station to access a local network
  • FIG. 2 is a schematic structural diagram of a local wireless access system according to an embodiment of the present invention.
  • FIG. 3 is a schematic structural diagram of a local wireless access system according to another embodiment of the present invention.
  • FIG. 3b is a schematic structural diagram of a local wireless access system according to another embodiment of the present invention
  • FIG. 4 is a schematic structural diagram of a local radio access system according to another embodiment of the present invention
  • FIG. 5 is a schematic structural diagram of a local radio access system according to another embodiment of the present invention
  • FIG. 6 is a schematic structural diagram of a local wireless access system according to another embodiment of the present invention.
  • FIG. 7 is a schematic structural diagram of a local wireless access system according to another embodiment of the present invention.
  • FIG. 8 is a schematic structural diagram of a local wireless access system according to another embodiment of the present invention.
  • FIG. 9 is a schematic flowchart of a local wireless access method according to an embodiment of the present invention.
  • FIG. 10 is a schematic diagram of an interaction process between a user equipment, a wireless access device, and a local access gateway in a local wireless access system and method according to an embodiment of the present invention
  • FIG. 11 is a schematic flowchart of interaction between a user equipment, a wireless access device, a local access gateway, and an authentication device when the user equipment initially accesses the network according to the embodiment of the present invention
  • FIG. 12 is a schematic diagram of an interaction process between a user equipment, a wireless access device, and a local access gateway in a local wireless access system and method according to another embodiment of the present invention
  • FIG. 13 is a schematic structural diagram of a local access gateway according to an embodiment of the present disclosure.
  • FIG. 14 is a schematic structural diagram of a local access gateway according to another embodiment of the present invention.
  • FIG. 15 is a schematic structural diagram of a local access gateway according to another embodiment of the present invention.
  • 16 is a schematic structural diagram of a local access gateway according to another embodiment of the present invention.
  • FIG. 17 is a schematic structural diagram of a local access gateway according to another embodiment of the present invention.
  • FIG. 17b is a schematic structural diagram of a local access gateway according to another embodiment of the present invention.
  • FIG. 18 is a schematic flowchart of a local radio access method according to another embodiment of the present invention
  • FIG. 19 is a schematic structural diagram of a radio access device according to an embodiment of the present invention.
  • FIG. 20 is a schematic structural diagram of a wireless access device according to another embodiment of the present invention.
  • FIG. 21 is a schematic structural diagram of a wireless access device according to another embodiment of the present invention.
  • FIG. 22 is a schematic structural diagram of a wireless access device according to another embodiment of the present invention.
  • FIG. 2 it is a schematic structural diagram of a local wireless access system according to an embodiment of the present invention. For convenience of explanation, only parts related to the embodiment of the present invention are shown.
  • the local wireless access system illustrated in FIG. 2 includes a wireless access device 201 and a local access gateway 202, where:
  • the wireless access device 201 is configured to establish or re-establish a bearer on the air interface between the user equipment 203 and the wireless access device 201, and transmit data by using the bearer and the user equipment 203;
  • the local access gateway 202 is connected to the authentication device in the home network (3GPP Home Network) and the at least one wireless access device 201, and is configured to establish a bearer or tunnel with the wireless access device 201 for the user equipment.
  • the authentication device in the network interacts to authenticate the user equipment. For example, management of IP addresses and forwarding of data, etc.
  • the wireless access device 201 may be a Long Term Evolution (LTE) system access point (Access Point, AP), and the local access gateway 202 may be the first Generation partnership project (the 3 rd Generation partner project, 3GPP) network architecture of the new network element, such as LTE local access gateway (local access Gate- Way, LAGW) " in the user equipment access to the Internet (Internet) or local
  • LTE local access gateway local access Gate- Way, LAGW
  • LAGW LTE local access gateway
  • the local access gateway 202 does not need to interact with the core network device, for example, a Mobile Management Entity (MME) and a Service Gate- Way (SGW) to complete management of the bearer (MME) and a Service Gate- Way (SGW) to complete management of the bearer ( The authentication, including the establishment, modification, and deletion of the bearer, and the authentication of the user equipment (UE); the local access gateway 202 can complete the user equipment by interacting with the authentication device in the home network (3GPP Home Network).
  • MME Mobile Management Entity
  • the authentication device in the home network in the embodiment of the present invention may be an authentication device other than the mobility management entity and the service gateway.
  • the authentication device may be a fully licensed device.
  • AAA Authentication Authorization Accounting
  • the local access gateway 202 can perform authentication authentication, download user subscription data, and the like through the newly defined S6h interface between the local access gateway 202 and the HSS server.
  • the S6h interface can use the Diameter or Radius protocol.
  • the local access gateway can perform the management of the bearer and the authentication of the user equipment by interacting with the authentication device other than the mobility management entity and the service gateway, Core network devices such as MME and SGW need to be deployed. Therefore, with the prior art
  • the local wireless access system provided by the embodiment of the present invention makes the local access architecture simple, efficient, and reduces the cost of networking.
  • the local access gateway 202 can be connected to at least one of the wireless access devices 201 through an interface between the local access gateway 202 and the wireless access device 201, for example, the local access gateway 202 can communicate with the wireless access device.
  • the L1 interface between devices 201 is coupled to at least one wireless access device 201, as shown in Figure 3a.
  • the local access gateway 202 is an LTE local access gateway
  • the wireless access device 201 is an LTE AP.
  • the LTE local access gateway can implement the user equipment 203 and the LTE local access gateway through the L1 interface between the LTE local access gateway and the LTE AP.
  • NAC Network Access Control
  • the local access gateway 202 can connect to the user equipment through the bearer established for the user equipment on the L1 interface between the wireless access device 201 and the air interface between the wireless access device 201 and the user equipment.
  • the user data between the user equipment and the local access gateway 202 is transmitted through the L1 bearer and the air interface bearer of the user equipment.
  • the local access gateway 202 may also be connected to at least one wireless access device 201 through an L1 interface between the local access gateway 202 and the wireless access device 201, as shown in FIG. 3b.
  • the local access gateway 202 is an LTE local access gateway
  • the wireless access device 201 is an LTE AP.
  • the LTE local access gateway can implement the user equipment 203 and the LTE local access gateway through the L1 interface between the LTE local access gateway and the LTE AP.
  • the local access gateway 202 can connect to the user equipment through the tunnel established for the user equipment on the L1 interface between the LTE AP and the air interface between the LTE AP and the user equipment.
  • NAC Network Access Control
  • the user data between the UE and the LTE local access gateway is transmitted through the L1 tunnel and the air interface bearer of the user equipment.
  • the local access gateway 202 and the wireless access device 201 have a plurality of bearers on the air interface between the user equipment 203 and the wireless access device 201, that is, the user equipment 203 and the wireless access device 201 have multiple air ports.
  • the local wireless access system illustrated in FIG. 3a or 3b does not deploy a core network device such as an MME and an SGW in the home network, it does not support seamless network mobility support for the user equipment, for example, The user equipment switches the LTE AP, the location update, the paging of the user equipment, and the management and conversion of the status.
  • a core network device such as an MME and an SGW in the home network
  • the wireless access device 201 may further include a session request message forwarding module 401 and a first bearer re-establishment module 402.
  • the local access gateway 202 may further include a cache module 403, a timing module 404, and a session recovery request message receiving module. 405.
  • the local wireless access system according to another embodiment of the present invention, as shown in FIG. 4, wherein:
  • the session request message forwarding module 401 is configured to forward the session recovery request message to the local access gateway 202 after receiving the session recovery request message sent by the user equipment 203;
  • the session recovery request message is sent to the re-accessed another wireless access device after the user equipment 203 leaves the original wireless access device and re-accesses another wireless access device (in this embodiment, the wireless access device) a message to the device 201), the message being forwarded to the local access gateway 202 by the re-accessed another wireless access device, for recovering the bearer on the air interface between the user equipment 203 and the wireless access device 201 And a bearer on the interface between the wireless access device 201 and the local access gateway 202, for example, an L1 bearer on the L1 interface.
  • the first bearer re-establishment module 402 is configured to re-establish the user equipment 203 and the radio access according to the initial context setup request message after receiving the initial context setup request message returned by the local access gateway 202.
  • the bearer on the air interface between the devices 201.
  • the bearer on the air interface between the user equipment 203 and the wireless access device 201 may be a Data Radio Bearer (DRB), and each user equipment 203 and the local access gateway 202 may establish multiple bearers, and each The bearer between the user equipment 203 and the local access gateway 202 is on the interface between the user equipment 203 and the wireless access device 201 (for example, DRB) and the wireless access device 201 and the local access gateway 202.
  • the bearer (for example, the L1 bearer) is composed, and the bearer (for example, DRB) on the air interface between the user equipment 203 and the wireless access device 201 corresponds to the interface between the wireless access device 201 and the local access gateway 202.
  • Bearer for example, L1 bearer).
  • the cache module 403 is configured to cache data sent to the user equipment 203 when receiving the indication message sent when the user equipment 203 is about to access the wireless access device 201;
  • the timing module 404 is configured to start a timer when receiving the indication message sent when the user equipment 203 is about to access the wireless access device 201, and time the time required for the user equipment 203 to re-access the local access gateway 202;
  • the user equipment 203 When the user equipment 203 is about to access the wireless access device 201, it will send a message indicating that it is about to leave the original And the indication message that the wireless access device accesses a new wireless access device to the original wireless access device, and is forwarded by the original wireless access device to the local access gateway 202, and the context of the user device 203 carried by the indication message (Context) contains the bearer information needed to establish a bearer.
  • the timer initiated by the timing module 404 starts timing when the local access gateway 202 receives the indication message, until the wireless access device 201 reconstructs the bearer on the air interface between the user equipment 203 and the wireless access device 201 and reestablishes the wireless connection.
  • the L1 bearer on the L1 interface between the device 201 and the local access gateway 202 If the bearer re-establishment on the air interface between the user equipment 203 and the radio access device 201 and the L1 bearer on the L1 interface between the radio access device 201 and the local access gateway 202 are re-established, the user equipment 203 has actually been re-established. Access to the local access gateway 202. Before the preset time is reached (ie, before the timeout), the local access gateway 202 receives the session recovery request message sent by the user, and the timer stops counting, otherwise, it is in the running state.
  • the session recovery request message receiving module 405 is configured to receive a session recovery request message forwarded by the wireless access device 201.
  • the local access gateway 202 may further include a first sending module 501, a first receiving module 502, and a bearer release module 503.
  • a first sending module 501 may further include a first sending module 501, a first receiving module 502, and a bearer release module 503.
  • FIG. 5 another embodiment of the present invention provides Local wireless access system, where:
  • the first sending module 501 is configured to send an initial context setup request message to the wireless access device 201 when receiving a session recovery request message from the user equipment 203;
  • the first sending module 501 checks whether the timer started by the timing module 404 is still in the running state, and if it is still in the running state, that is, the timer If the timer has not expired, the timer is stopped, and an initial context setting request message is sent to the wireless access device 201 according to the bearer information included in the indication message sent by the user equipment 203 when the user equipment 203 is about to access the wireless access device 201, so as to be wirelessly connected.
  • the ingress device 201 reestablishes the bearer on its air interface with the user equipment 203 and establishes an L1 bearer between the local gateway 202 and the wireless access device.
  • the first receiving module 502 is configured to receive an initial context setting response (Initial Context Setup Response) message returned by the wireless access device 201;
  • the bearer release module 503 is configured to delete the interface corresponding to the user equipment 203 on the interface between the local access gateway 202 and the wireless access device 201 after the first receiving module 502 receives the initial context setting response message returned by the wireless access device 201. Old bearers.
  • the wireless access device 201 may further include a session request message forwarding module 401 and a second bearer reconstruction module 601
  • the local access gateway 202 may further include a cache module 403, a timing module 404, and a session recovery request message receiving module 405, as shown in FIG.
  • Another embodiment provides a local wireless access system, wherein the session request message forwarding module 401, the cache module 403, the timing module 404, and the session recovery request message receiving module 405 are respectively associated with the session request message forwarding module 401 illustrated in FIG.
  • the cache module 403, the timing module 404, and the session recovery request message receiving module 405 are the same.
  • the session request message forwarding module 401 of the example of FIG. 6 is also used to send the session after receiving the session recovery request message sent by the user equipment 203.
  • the recovery request message is forwarded to the local access gateway 202.
  • the cache module 403, the timing module 404, and the session recovery request message receiving module 405 illustrated in FIG. 6 can refer to the related descriptions of the cache module 403, the timing module 404, and the session recovery request message receiving module 405 illustrated in FIG. 4, and do not do here. Narration.
  • the second bearer re-establishment module 601 of the example of FIG. 6 is configured to reconstruct the local initial context setup request message after receiving the local initial context setup request message returned by the local access gateway 202.
  • the tunnel of the user equipment corresponds to the multiple bearers of the user equipment 203 on the air interface.
  • the local initial context setup request message herein carries the Internet Protocol (IP) address of the user equipment 203.
  • IP Internet Protocol
  • the wireless access device 201 illustrated in FIG. 6 may further include a first mapping maintenance module 701 and a second mapping maintenance module 702.
  • the local access gateway 202 may further include a second sending module 703, a second receiving module 704, and a mapping maintenance module. 705.
  • the local wireless access system according to another embodiment of the present invention is shown in FIG.
  • the first mapping maintenance module 701 is configured to maintain a QoS Class Index (QCI).
  • QCI QoS Class Index
  • the mapping relationship between the QCI and the DSCP maintained by the first mapping maintenance module 701 is convenient for each user equipment to support multiple DRB bearers.
  • the mapping relationship between the QCI and the DSCP may be statically configured to the wireless access device 201.
  • the mapping relationship between the QCI and the DSCP is configured to the wireless access device 201 by using a local command line or an OAM system.
  • the local access gateway 202 can be downloaded to the wireless access device 201 during the process of establishing a connection between the wireless access device 201 and the local access gateway 202.
  • the second mapping maintenance module 702 is configured to maintain a mapping relationship between the IP address of the user equipment 203 and the user equipment 203;
  • the mapping relationship between the IP address of the user equipment 203 and the user equipment 203 maintained by the second mapping maintenance module 702 may be established by the wireless access device 201 (for example, an LTE AP) according to a local initial context (Local Initial The IP address of the user equipment 203 in the Context Setup Request message is established, and the process corresponding to the tunnel of the user equipment 203 between the local access gateway 202 and the wireless access device 201 is released along with the context of the user equipment 203. Was removed.
  • the wireless access device 201 for example, an LTE AP
  • a local initial context Local Initial The IP address of the user equipment 203 in the Context Setup Request message is established, and the process corresponding to the tunnel of the user equipment 203 between the local access gateway 202 and the wireless access device 201 is released along with the context of the user equipment 203. Was removed.
  • the mapping relationship between the QCI and the DSCP maintained by the first mapping maintenance module 701 and the mapping between the IP address of the user equipment 203 maintained by the second mapping maintenance module 702 and the user equipment 203 can be used for downlink data transmission.
  • the downlink data is mapped to the corresponding user equipment 203 according to the mapping relationship between the IP address of the user equipment 203 and the user equipment 203 maintained by the second mapping maintenance module 702, based on the destination IP address in the downlink data packet header, and then, according to the downlink.
  • the DSCP information in the data packet is obtained by searching the mapping relationship between the QCI and the DSCP maintained by the first mapping maintenance module 701, and the corresponding DCI is obtained, and the downlink data is further mapped to the DRB bearer with the corresponding QCI for transmission.
  • the second sending module 704 is configured to send a local initial context setup request message to the wireless access device 201 when the timer has not timed out;
  • the second sending module 704 checks whether the timer started by the timing module 404 is Still in the running state, if it is still in the running state, that is, the timer has not timed out, the timer is stopped first, and then a local initial context setup request message is sent to the wireless access device 201, so that the wireless access device 201 reestablishes it with the user equipment 203.
  • the bearer on the air interface for example, the DRB, and the tunnel between the reestablished wireless access device 201 and the local gateway 202, for example, GRE tunnel.
  • the second receiving module 705 is configured to receive a local initial context setup response message returned by the wireless access device.
  • a local initial context setup response message is returned to the local access gateway 202.
  • the mapping maintenance module 705 is used to maintain the mapping relationship between the IP address of the user equipment 203 and the wireless access device 201.
  • the mapping relationship between the IP address of the user equipment 203 and the wireless access device 201 is used by the local access gateway 202 to find a suitable wireless access device 201 and its data transmission tunnel for downlink data forwarding.
  • the IP address of the user equipment 203 may be allocated by the local access gateway 202, or may be obtained from an external DHCP server through DHCP.
  • the local access gateway 202 functions as a DHCP proxy, and can also acquire the user equipment 203. IP address ;).
  • the local access gateway 202 establishes a mapping relationship between the IP address of the user equipment 203 and the wireless access device 201 (e.g., LTE AP) currently serving the user equipment 203 according to the IP address assigned to the user equipment 203.
  • the wireless access device 201 e.g., LTE AP
  • the local access gateway 202 needs to send the local initial user equipment to the wireless access device 201 after acquiring the IP address of the user equipment 203.
  • the Local Initial UE Context Setup Request message notifies the wireless access device 201 of the IP address of the user equipment 203, so that the wireless access device 201 establishes a mapping relationship between the IP address of the user equipment 203 and the user equipment 203.
  • the second bearer reestablishment module 601 receives the local initial context setup request message returned by the local access gateway 202, reestablishes the bearer on the air interface between the user equipment 203 and the radio access device 201, and the radio access device 201 and the local access gateway.
  • the second mapping maintenance module 702 updates the mapping relationship between the IP address of the user equipment 203 and the user equipment 203
  • the second receiving module 704 receives the local initial context setup response message returned by the wireless access device 201.
  • the mapping maintenance module 706 updates the mapping relationship between the IP address of the user equipment 203 and the wireless access device 201.
  • the second mapping maintenance module 702 needs to update the mapping relationship between the IP address of the user equipment 203 and the user equipment 203, and the mapping maintenance module 706 It is also necessary to update the mapping relationship between the IP address of the user equipment 203 and the wireless access device 201.
  • the local access gateway 202 illustrated in FIG. 4 or FIG. 7 may further include a timing timeout processing module 801.
  • FIG. 8 shows a local wireless access system according to another embodiment of the present invention.
  • the timing timeout processing module 801 is configured to delete the context of the user equipment 203 and the local access gateway 202 if the local access gateway 202 still does not receive the session recovery request message sent by the user equipment 203 when the timer started by the timing module 404 times out.
  • the old bearer corresponding to the user equipment 203 is interfaced with the wireless access device 201, or the context of the user equipment 203 and the old tunnel corresponding to the user equipment between the local access gateway 202 and the wireless access device 201 are deleted.
  • FIG. 9 is a schematic flowchart of a local wireless access method according to an embodiment of the present invention.
  • the method is used in a mobile device when a user equipment moves from one wireless access device to another wireless access device.
  • the local access gateway to which it belongs does not change.
  • the method illustrated in Figure 9 mainly includes the following steps:
  • the local access gateway receives a session recovery request message forwarded by the user equipment by using the wireless access device.
  • a session recovery request Session Recovery Request
  • the wireless access device that received the session recovery request message forwards the session recovery request message to the local access gateway.
  • the method further includes: receiving an indication message sent when the user equipment is about to access the wireless access device The data sent to the user equipment is cached; a timer is started to time the user equipment to re-access to the local access gateway.
  • the local access gateway interacts with the wireless access device according to the session recovery request message, and performs authentication and authentication on the user equipment by interacting with the authentication device in the home network.
  • the authentication device in the home network is an authentication device other than the mobility management entity and the service gateway connected to the local access gateway.
  • the authentication device can be a server to which the AAA server or HSS database belongs, and the like.
  • the local access gateway establishes an L1 bearer between the wireless access device and the local local access gateway for the user equipment according to the session recovery request message and the wireless access device, and specifically includes:
  • the local access gateway sends the initial to the wireless access device when the started timer has not timed out.
  • the Initial Context Setup Request message is set below and the timer is stopped.
  • the wireless access device reestablishes the bearer on the air interface between the user equipment and the wireless access device, returning an initial context setup response message to the local access gateway.
  • the local access gateway establishes a tunnel between the wireless access device and the local access gateway for the user equipment according to the session recovery request message, and specifically includes: S' l , in the timer Send a local initial context setup request to the wireless access device when it has not timed out
  • the local access gateway receives a local Initial Context Setup Response message returned by the wireless access device.
  • the wireless access device reestablishes the bearer on the air interface between the user equipment and the wireless access device, returning a local initial context setup response message to the local access gateway.
  • the local access gateway updates the context of the user equipment and the mapping relationship between the IP address of the user equipment and the wireless access device, and deletes all contexts of the user equipment on the previous wireless access device.
  • the local access gateway deletes the context of the user equipment and the interface between the local access gateway and the wireless access device corresponds to the user.
  • the following is a description of the present invention by taking the user equipment from one wireless access device to another wireless access device as an example, by explaining the interaction between the user equipment, the wireless access device, the local access gateway, and the authentication device.
  • the local wireless access system and method provided by the embodiments.
  • FIG. 10 is a schematic diagram of an interaction process between a user equipment, a wireless access device, and a local access gateway in a local wireless access system and method according to an embodiment of the present invention.
  • the wireless access device (including the wireless access device 1 and the wireless access device 2) may be a long term evolution access point. That is, the LTE AP, the local access gateway may be a third generation partner project network element, such as a long term evolution local access gateway, ie, an LTE LAGW.
  • the interactive process illustrated in Figure 10 mainly includes the steps:
  • the user equipment sends a detach request message to the wireless access device 1.
  • the wireless access device 1 is a wireless access device to which the user equipment is to be separated
  • the wireless access device 2 is a wireless access device to which the household device is to be accessed.
  • the user equipment may determine whether to move from the wireless access device 1 based on the measurement of the air interface link between the wireless access device 1 and the user equipment or the air interface link between the wireless access device 2 and the user equipment. Access to the wireless access device 2. For example, if the signal strength of the air interface link between the wireless access device 1 and the user equipment is lower than a certain threshold, the signal strength of the air interface link between the wireless access device 2 and the user equipment is higher than a certain threshold.
  • the user equipment sends a disconnection request message to the wireless access device 1.
  • the "Detach Request" message sent by the user equipment carries "Required Recovery” identification information to indicate that the user equipment is about to access the new wireless access device, i.e., the wireless access device 2.
  • the wireless access device 1 forwards the "detach request" message to the local access gateway.
  • S1003 The local access gateway performs related operations.
  • the local access gateway after receiving the "separation request" message, does not immediately perform an operation of separating the user equipment from the wireless access device 1, for example, deleting the context of the user equipment. And deleting the L1 bearer corresponding to the user equipment on the L1 interface between the wireless access device 1 and the local access gateway.
  • the related operations performed by the local access gateway after receiving the "separation request" message include temporarily retaining the context of the user equipment, starting a timer, and starting to buffer data sent to the user equipment.
  • the started timer can be used to time the time required for the user equipment to initiate a session recovery request. If the local access gateway still does not receive the session recovery request message from the user equipment when the timer exceeds the preset time (the timer expires), the local access gateway deletes between the wireless access device 1 and the local access gateway.
  • the L1 interface corresponds to the L1 bearer of the user equipment, and the timer stops counting. The following process assumes that the timer does not time out, but is in a timed state.
  • the user equipment sends a session recovery request message to the wireless access device 2.
  • a "Session Recovery Request” message is sent to the wireless access device 2 to restore the user equipment and the wireless access device.
  • Bearers on the air interface between the backup 2 for example, DRB, etc.
  • bearers on the interface between the wireless access device 2 and the local access gateway for example, on the L1 interface between the wireless access device 2 and the local access gateway L1 bears.
  • the extended service request ((Extended) Service Request) message may also be sent to the wireless access device 2 to implement recovery.
  • the local access gateway knows that the message is a local access session for restoring the user equipment, although it saves the context of the user equipment and the air interface between the user equipment and the wireless access device 1 The bearer still exists.
  • the wireless access device 2 forwards the session recovery request message to the local access gateway.
  • the local access gateway generates an initial context setup request message.
  • the local access gateway checks whether the previously started timer is still in the timed state. If the timer is still in the timed state, that is, the timer has not expired, an initial context setup request is generated. The message is used to reconstruct the bearer on the air interface between the user equipment and the wireless access device 2 and the 7-interface on the interface between the wireless access device 2 and the local access gateway.
  • the local access gateway sends an initial context setup request message to the wireless access device 2.
  • the local access gateway sends an initial context setup request message to the wireless access device 2, mainly to enable the wireless access device 2 to reestablish the bearer on the air interface between the wireless access device 2 and the user equipment, for example, the DRB, and the wireless access device 2 and the local access device.
  • the bearer between the gateways is not limited to the wireless access device 2 and the user equipment, for example, the DRB, and the wireless access device 2 and the local access device.
  • the wireless access device 2 re-establishes a bearer on the air interface between the user equipment and the user equipment, and a bearer between the local access gateway and the local access gateway.
  • the wireless access device 2 returns an initial context setup response message to the local access gateway.
  • the local access gateway performs an update and delete operation.
  • the local access gateway After receiving the "Initial Context Setup Response" message returned by the wireless access device 2, the local access gateway performs the update and delete operations, including: The context of the user equipment (Context), the timer is stopped, and the bearer corresponding to the user on the interface between the wireless access device 1 and the local access gateway is deleted.
  • Context The context of the user equipment
  • the timer is stopped
  • the bearer corresponding to the user on the interface between the wireless access device 1 and the local access gateway is deleted.
  • 11 is a flow of interaction between a user equipment, a wireless access device, a local access gateway, and an authentication device when the user equipment initially accesses the network, and the steps include:
  • the user equipment sends an attach request message to the wireless access device.
  • the wireless access device may be a long term evolution access point, that is, an LTE AP, and an "Attach Request" message is used for the user equipment to start attaching to the wireless access device to be accessed.
  • the wireless access device forwards an attach request message to the local access gateway.
  • the local access gateway may be a third generation partner project network element, such as a long term evolution local access gateway, ie LTE LAGW.
  • the local access gateway performs an authentication and authentication operation on the user equipment.
  • the local access gateway downloads the subscription data related to the user equipment from the authentication device.
  • the authentication device may be an authentication device other than the mobility management entity and the service gateway.
  • the authentication device may be an AAA server or a server to which the HSS database belongs.
  • the local access gateway sends a local initial context setup request message to the wireless access device.
  • the "Local Initial Context Setup Request” message is sent through the LI interface between the local access gateway and the wireless access device, and the "Initial Context Setup Request” message on the S1 interface.
  • the difference is that the "local initial context setup request” message carries the IP address of the user equipment; since the bearer between the local access gateway and the radio access device does not need to be established, the "local initial context setup request” message is sent. It is also not necessary to carry the GTP-U tunnel related parameters such as the TEID, but it needs to carry other tunnel information of the user equipment, for example, the GRE tunnel identifier.
  • S1106 The wireless access device establishes a bearer on an air interface between the wireless access device and the user equipment.
  • the radio access device establishes a bearer on the air interface with the user equipment according to the bearer parameter in the "local initial context setup request" message, for example, DRB or the like.
  • the wireless access device returns a local initial context setup response message to the local access gateway.
  • "Local Initial Context Setup Response” The message does not need to carry the GTP-U tunnel related parameters such as the TEID, but needs to carry other tunnel information of the user equipment, for example, the GRE tunnel identifier.
  • S1108 The user equipment sends an "Attach Complete" message to the wireless access device.
  • the wireless access device updates the mapping relationship between the IP address of the user equipment and the user equipment.
  • the mapping relationship between the IP address of the user equipment and the user equipment has been described in detail in the foregoing embodiments. For the foregoing description, reference may be made to the description.
  • the wireless access device forwards an "Attach Complete" message to the local access gateway.
  • S1111 The local access gateway updates the mapping relationship between the IP address of the user equipment and the wireless access device.
  • the mapping between the IP address of the user equipment and the wireless access device is described in detail in the foregoing embodiments. For details, refer to the foregoing description, and no further details are provided herein.
  • the wireless access device (including the wireless access device 1 and the wireless access device 2) may be a long term evolution access point, that is, an LTE AP, and the local access gateway may be a third generation partner project network element.
  • LTE AP Long Term Evolution Local Access Gateway
  • LTE LAGW Long Term Evolution Local Access Gateway
  • the user equipment sends a detach request message to the wireless access device 1.
  • the wireless access device 1 is a wireless access device to which the user equipment is to be separated
  • the wireless access device 2 is a wireless access device to which the user equipment is to be accessed.
  • the user equipment may determine whether to move from the wireless access device 1 based on the measurement of the air interface link between the wireless access device 1 and the user equipment or the air interface link between the wireless access device 2 and the user equipment. Access to the wireless access device 2. For example, if the signal strength of the air interface link between the wireless access device 1 and the user equipment is lower than a certain threshold, the signal strength of the air interface link between the wireless access device 2 and the user equipment is higher than a certain threshold.
  • the user equipment sends a disconnection request message to the wireless access device 1.
  • the "Detach Request" message sent by the user equipment carries "Required Recovery” identification information to indicate that the user equipment is about to access the new wireless access device, i.e., the wireless access device 2.
  • the wireless access device 1 forwards the "detach request" message to the local access gateway. 51203.
  • the local access gateway performs related operations.
  • the local access gateway after receiving the "separation request" message, does not immediately perform an operation of separating the user equipment from the wireless access device 1, for example, deleting the context of the user equipment. (Context) information and deletion of context information on the wireless access device 1, and the like.
  • the related operations performed by the local access gateway after receiving the "separation request” message include temporarily retaining the context information of the user equipment, starting a timer, and starting to buffer data sent to the user equipment.
  • the started timer can be used to count the time required by the user equipment to initiate a session recovery request. If the local access gateway still does not receive the session recovery request message sent by the user equipment when the timer exceeds the preset time (the timer expires), the local access gateway deletes the wireless access device 1 and the local access gateway. In the tunnel on the L1 interface, the timer stops counting. The following process assumes that the timer does not time out, but is in a timed state.
  • the user equipment sends a session recovery request message to the wireless access device 2.
  • a "Session Recovery Request" message is sent to the wireless access device 2 to update the IP address of the user equipment on the wireless access device 2 with the user equipment. Mapping relationship, security context, and mapping relationship between the IP address of the user equipment on the local access gateway and the wireless access device.
  • the "Extended Service Request” message may also be sent to the radio access device 2 to implement the update.
  • the local access gateway knows that the message is a local access session for restoring the user equipment, although it saves the context of the user equipment and the air interface between the user equipment and the wireless access device 1 The bearer still exists.
  • the wireless access device 2 forwards the session recovery request message to the local access gateway.
  • the local access gateway generates a local initial context setup request message.
  • the local access gateway When the local access gateway receives the session recovery request message, it checks that the previously started timer is If it is still in the timing state, if it is still in the timing state, that is, the timer has not timed out, stop the timer first, and then generate a "Local Initial Context Setup Request" message.
  • the local access gateway sends a local initial context setup request message to the wireless access device 2.
  • the local access gateway sends a local initial context setup request message to the wireless access device 2, mainly to enable the wireless access device 2 to reestablish the bearer on the air interface between the wireless access device 2 and the user equipment, for example, the DRB, and the wireless access device 2 and the local device.
  • a tunnel between access gateways for example, a GRE tunnel.
  • the wireless access device 2 reestablishes a bearer on the air interface between the user and the user equipment, and a tunnel with the local access gateway.
  • the wireless access device 2 updates the mapping relationship between the IP address of the user equipment and the user equipment and the security context.
  • the wireless access device 2 returns a local initial context setup response message to the local access gateway.
  • S1210 The local access gateway performs an update and delete operation.
  • the local access gateway After receiving the "Local Initial Context Setup Response" message returned by the wireless access device 2, the local access gateway performs the update and delete operations, including: updating the context of the user equipment (Context), the user The mapping between the IP address of the device and the wireless access device, and the deletion of the tunnel on the interface between the wireless access device 1 and the local access gateway.
  • Context context of the user equipment
  • the local access gateway After receiving the "Local Initial Context Setup Response" message returned by the wireless access device 2, the local access gateway performs the update and delete operations, including: updating the context of the user equipment (Context), the user The mapping between the IP address of the device and the wireless access device, and the deletion of the tunnel on the interface between the wireless access device 1 and the local access gateway.
  • FIG. 13 is a schematic structural diagram of a local access gateway according to an embodiment of the present invention. For the convenience of explanation, only the parts related to the embodiment of the present invention are shown.
  • the local access gateway illustrated in Figure 13 includes a session recovery request message receiving module 1301 and an interaction module 1302, wherein:
  • the session recovery request message receiving module 1301 is configured to receive a session recovery request message forwarded by the user equipment by using the wireless access device;
  • the interaction module 1302 is configured to interact with the wireless access device according to the session recovery request message, and perform authentication and authentication on the user equipment by interacting with an authentication device in the home network, where the authentication device is An authentication device connected to the local access gateway except the mobility management entity and the service gateway.
  • the interaction module 1302 can be used to interface between the local access gateway and the wireless access device.
  • the bearer on the uplink for example, the L1 bearer on the L1 interface interacts with the wireless access device, or interacts with the wireless access device through a tunnel between the local access gateway and the wireless access device.
  • the local access gateway of the exemplary embodiment of FIG. 13 may further include a cache module 1401 and a timing module 1402, such as the local access gateway provided by another embodiment of the present invention, as shown in FIG.
  • the cache module 140 is configured to cache data sent to the user equipment when receiving an indication message sent when the user equipment is about to access the wireless access device;
  • the timing module 1402 is configured to start a timer to time the wireless access device to re-establish the bearer on the air interface between the user equipment and the wireless access device.
  • the local access gateway illustrated in FIG. 14 may further include a first sending module 1501, a first receiving module 1502, and a bearer releasing module 1503. As shown in FIG. 15, a local access gateway according to another embodiment of the present invention is shown in FIG.
  • the first sending module 1501 is configured to send an initial context establishment request message to the wireless access device when the timer has not timed out;
  • the first receiving module 1502 is configured to receive an initial context setup response message returned by the wireless access device according to the initial context setup request message.
  • the bearer release module 1503 is configured to: after the first receiving module 1502 receives the initial context setting response message returned by the wireless access device, delete the old interface corresponding to the user equipment on the interface between the local access gateway and the wireless access device. Hosted.
  • the local access gateway shown in FIG. 14 may also include a second sending module 1601, a second receiving module 1602, and an updating module 1603. As shown in FIG. 16, the local access gateway according to another embodiment of the present invention, where:
  • the second sending module 1601 is configured to send a local initial context setup request message to the wireless access device when the timer has not timed out;
  • the second receiving module 1602 is configured to receive a local initial context setup response message returned by the wireless access device according to the local initial context setup request message.
  • the update module 1603 is configured to update information related to the user equipment according to the local initial context setup response message received by the second receiving module 1602, including updating a context of the user equipment, an IP address of the user equipment, and a wireless access device. Mapping the relationship and deleting all contexts and the like of the user equipment on the previous wireless access device.
  • the local access gateway illustrated in FIG. 15 or FIG. 16 may further include a timing timeout processing module 1701, such as the local access gateway provided by another embodiment of the present invention as shown in FIG. 17a or FIG. 17b.
  • the timing timeout processing module 1701 is configured to: if the local access gateway has not received the session recovery request message of the user equipment when the timer started by the timing module 1402 expires, delete the context of the user equipment, and the local access gateway and the The context of the user equipment corresponding to the user equipment on the interface between the wireless access devices and the old interface between the local access gateway and the wireless access device corresponding to the user equipment There is a tunnel.
  • FIG. 18 it is a schematic flowchart of a local wireless access method according to another embodiment of the present invention, which mainly includes the following steps:
  • S1801 The wireless access device forwards the session recovery request message to the local access gateway after receiving the session recovery request message sent by the user equipment.
  • the session recovery request message is a message that is sent to another wireless access device that is re-accessed after the user equipment leaves the original wireless access device and re-accesses another wireless access device.
  • the message is forwarded to the local access gateway by the re-accessed another wireless access device, and is used to restore the bearer on the air interface between the user equipment and the wireless access device and between the wireless access device and the local access gateway.
  • the bearer on the interface for example, the L1 bearer on the L1 interface.
  • the local access gateway When the local access gateway receives the session recovery request message, it checks whether the timer it starts is still running. If it is still running, that is, the timer has not expired, the timer is stopped and sent according to the previous user equipment.
  • the bearer information included in the indication message sent when the wireless access device is to be accessed sends an initial context setup request message or a local initial context setup request message to the wireless access device, so that the wireless access device reestablishes its relationship with the user equipment.
  • the wireless access device receives the initial context setup request message or the local initial context setup request message, and returns an initial context setup response message or a local initial to the local access gateway according to the initial context setup request message or the local initial context setup request message. Context establishment response message.
  • the wireless access device After receiving the initial context setup request message or the local initial context setup request message returned by the local access gateway according to the session recovery request message, the wireless access device reestablishes the user equipment and the device according to the initial context setup request message.
  • the wireless access device On the air interface between wireless access devices Carrying the bearer of the user equipment on the interface between the wireless access device and the local access gateway, or reconstructing the bearer and the wireless connection between the user equipment and the wireless access device according to the local initial context setup request message A tunnel of the user equipment on the interface between the device and the local access gateway, where the local initial context setup request message carries an Internet Protocol IP address of the user equipment.
  • the bearer on the air interface between the user equipment and the wireless access device may be a wireless data bearer, and multiple bearers may be established between each user equipment and the local access gateway, and the bearer between each user equipment and the local access gateway.
  • the bearer (for example, the DRB) on the air interface between the user equipment and the wireless access device, and the bearer (for example, the L1 bearer) on the interface between the wireless access device and the local access gateway, the user equipment and the wireless access device Bearers on the air interface (eg, DRB) - correspond to bearers (eg, L1 bearers) on the interface between the wireless access device and the local access gateway.
  • the wireless access device reconstructs the bearer on the air interface between the user equipment and the wireless access device and the tunnel of the user equipment on the interface between the wireless access device and the local access gateway according to the local initial context setup request message, the local connection
  • the tunnel of the user equipment on the interface between the gateway and the wireless access device corresponds to multiple 7-loads of the user equipment on the air interface.
  • the wireless access device maintains a QoS Class Index (QoS Class Index,
  • the mapping relationship between the QCI and the Differentiated Service Coding Point facilitates the case where each user equipment supports multiple DRB bearers.
  • the mapping between the QCI and the DSCP may be statically configured to the wireless access device.
  • the mapping between the QCI and the DSCP may be configured to the wireless access device through a local command line or an OAM system, or may be in the wireless device.
  • the local access gateway downloads to the wireless access device during the process of establishing a connection between the access device and the local access gateway.
  • the wireless access device can also maintain a mapping relationship between the IP address of the user equipment and the user equipment. Specifically, the IP address of the user equipment in the local initial context establishment request message may be established by the wireless access device, and the context of the user equipment is released between the local access gateway and the wireless access device. The tunnel of the user device is deleted during the process.
  • the mapping relationship between the QCI and the DSCP maintained by the radio access device and the mapping between the IP address of the user equipment and the user equipment can be used for sending downlink data.
  • the downlink data may be mapped to the corresponding user equipment according to the mapping relationship between the IP address of the user equipment and the user equipment, and then, according to the DSCP information in the downlink data packet, By finding the mapping relationship between the maintained QCI and the DSCP, the corresponding DCI is learned, and the downlink data is further mapped.
  • the DRB bearer with the corresponding QCI is transmitted for transmission.
  • FIG. 19 is a schematic structural diagram of a wireless access device according to an embodiment of the present invention. For the convenience of explanation, only the parts related to the embodiment of the present invention are shown.
  • the wireless access device illustrated in FIG. 19 includes a session request message forwarding module 1901 and a bearer reconstruction module 1902, where:
  • the session request message forwarding module 1901 is configured to forward the session recovery request message to the local access gateway after receiving the session recovery request message sent by the user equipment;
  • the bearer re-establishment module 1902 is configured to re-establish the user equipment according to the initial context setup request message after receiving the initial context setup request message or the local initial context setup request message returned by the local access gateway according to the session recovery request message.
  • the wireless access device illustrated in FIG. 19 further includes a first mapping maintenance module 2001 and a second mapping maintenance module 2002.
  • the wireless access device according to another embodiment of the present invention, wherein: the first mapping maintenance a module 2001, configured to maintain a mapping relationship between a quality of service level index QCI and a differentiated service code point DSCP;
  • the second mapping maintenance module 2002 is configured to maintain a mapping relationship between the IP address of the user equipment and the user equipment.
  • the wireless access device illustrated in FIG. 19 may further include a first receiving module 2101 and a first sending module 2102. As shown in FIG. 21, the wireless access device according to another embodiment of the present invention, wherein: the first receiving module 2101.
  • the method is configured to receive an initial context setup request message sent by a local access gateway.
  • the first sending module 2102 is configured to return an initial context setup response message to the local access gateway according to the initial context setup request message received by the first receiving module 2101.
  • the wireless access device illustrated in FIG. 19 may further include a second receiving module 2201 and a second sending module 2202. As shown in FIG. 22, the wireless access device according to another embodiment of the present invention, where: the second receiving module 2201, configured to receive a local initial context sent by the local access gateway. Ask for news;
  • the second sending module 2202 is configured to return a local initial context setup response message to the local access gateway according to the local initial context setup request message received by the second receiving module 2201.
  • the local access gateway receives a session recovery request message that is forwarded by the user equipment by using the wireless access device; the local access gateway establishes a bearer or a tunnel with the wireless access device for the user equipment according to the session recovery request message.
  • the user equipment is authenticated and authenticated by interacting with the authentication device in the home core network.
  • the wireless access device After receiving the session recovery request message sent by the user equipment, the wireless access device forwards the session recovery request message to the local access gateway;
  • the wireless access device After receiving the initial context setup request message or the local initial context setup request message returned by the local access gateway according to the session recovery request message, the wireless access device reconstructs the user equipment and the device according to the initial context setup request message. Determining a bearer on the air interface between the wireless access device and a bearer of the user equipment on the interface between the wireless access device and the local access gateway, or reconstructing the user equipment and the wireless access according to the local initial context setup request message A bearer on the air interface between the devices and a tunnel of the user equipment on the interface between the wireless access device and the local access gateway, where the local initial context setup request message carries an Internet Protocol IP address of the user equipment.
  • the program may be stored in a computer readable storage medium, and the storage medium may include: Read Only Memory (ROM), Random Access Memory (RAM), disk or optical disk.
  • ROM Read Only Memory
  • RAM Random Access Memory
  • the local wireless access system, method, and local access gateway provided by the embodiments of the present invention are performed.
  • the description of the above embodiments is only for helping to understand the method and the core idea of the present invention; at the same time, for those skilled in the art, according to the idea of the present invention, there are some changes in the specific embodiments and application scopes. In summary, the content of the specification should not be construed as limiting the invention.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention concerne un système et un procédé d'accès sans fil local et une passerelle d'accès local, de façon à réduire le coût de déploiement de réseau et à augmenter le rapport de prix de performance durant l'accès d'un service Internet local. Le système d'accès sans fil local comprend un dispositif d'accès sans fil qui est utilisé pour établir ou rétablir une porteuse sur une interface radio entre un équipement utilisateur et le dispositif d'accès sans fil et transmettre de données à l'équipement utilisateur par l'intermédiaire de la porteuse, et une passerelle d'accès local qui est connectée à un dispositif d'authentification dans un réseau domestique et au ou aux dispositifs d'accès sans fil et est utilisée pour établir une porteuse ou un tunnel pour l'équipement utilisateur avec le dispositif d'accès sans fil et interagir avec le dispositif d'authentification dans le réseau principal domestique pour autoriser et authentifier l'équipement utilisateur. Selon le système d'accès sans fil local décrit dans les modes de réalisation de la présente invention, la construction de réseau d'une architecture d'accès local est simple et a une efficacité supérieure, et le coût durant la construction de réseau peut être réduit.
PCT/CN2012/086820 2011-12-30 2012-12-18 Système et procédé d'accès sans fil local et passerelle d'accès local WO2013097626A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110455701.0 2011-12-30
CN201110455701.0A CN103188683B (zh) 2011-12-30 一种本地无线接入系统、方法和本地接入网关

Publications (1)

Publication Number Publication Date
WO2013097626A1 true WO2013097626A1 (fr) 2013-07-04

Family

ID=48679570

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2012/086820 WO2013097626A1 (fr) 2011-12-30 2012-12-18 Système et procédé d'accès sans fil local et passerelle d'accès local

Country Status (1)

Country Link
WO (1) WO2013097626A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101883429A (zh) * 2009-05-07 2010-11-10 中兴通讯股份有限公司 一种用户终端接入本地网络的实现方法及系统
CN101959176A (zh) * 2009-07-20 2011-01-26 中兴通讯股份有限公司 建立本地ip访问连接的实现方法和系统
CN102281581A (zh) * 2010-06-10 2011-12-14 鼎桥通信技术有限公司 签名序列的处理方法和系统以及用户设备和基站

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101883429A (zh) * 2009-05-07 2010-11-10 中兴通讯股份有限公司 一种用户终端接入本地网络的实现方法及系统
CN101959176A (zh) * 2009-07-20 2011-01-26 中兴通讯股份有限公司 建立本地ip访问连接的实现方法和系统
CN102281581A (zh) * 2010-06-10 2011-12-14 鼎桥通信技术有限公司 签名序列的处理方法和系统以及用户设备和基站

Also Published As

Publication number Publication date
CN103188683A (zh) 2013-07-03

Similar Documents

Publication Publication Date Title
JP6972023B2 (ja) 無線通信システムの端末の方法、無線通信システムの基地局の方法、端末、及び基地局
CN107548127B (zh) 支持数据传输的方法和设备
JP4440300B2 (ja) 無線通信システムの分離型媒体アクセス制御プロトコル構造と、これを用いたデータ送受信方法並びにハンドオーバー方法及びそのシステム
KR100960115B1 (ko) 이동통신 시스템 및 그 터널관리방법
US20200260253A1 (en) Method and apparatus for managing packet data network connection on basis of local area in wireless communication system
CN110493890B (zh) 一种连接恢复方法、接入和移动性管理功能实体、通信装置及系统
WO2011000318A1 (fr) Procédé et dispositif permettant de commander un transfert
JP2010088013A (ja) 経路制御方法及びアクセスゲートウェイ装置
WO2011134434A1 (fr) Dispositif de transmission de données, procédé et système de communication
WO2018126547A1 (fr) Procédé de communication, dispositif associé et système
WO2011015147A1 (fr) Procédé, équipement et système de communication de transmission de données
KR20170132249A (ko) 사용자 플레인 베어러 확립을 제어하는 방법 및 장치
WO2011026407A1 (fr) Procédé et système de prise en charge de mobilité de connexion d'accès par protocole internet local
WO2011006404A1 (fr) Procédé et système d'établissement d'une connexion d'accès ip local
WO2011054264A1 (fr) Procédé et système pour établir des canaux de données de liaison descendante pour un accès de protocole internet local
CN107148061B (zh) 一种基于sdn的lte与wlan异构网络切换系统及方法
CN102014452B (zh) 一种本地ip访问连接实现移动性的方法和系统
WO2012155610A1 (fr) Procédé et système pour transmettre des informations relatives à un équipement d'utilisateur lors de la commutation entre des nœuds relais
WO2012126319A1 (fr) Procédé et système pour le transfert intercellulaire d'un service d'accès local
WO2012028071A1 (fr) Procédé et système pour rechercher une passerelle locale
WO2011050663A1 (fr) Procédé et système de mise à jour de tunnel dans un système de communication prenant en charge un accès sous protocole internet (ip) local
WO2011020418A1 (fr) Procédé d'activation de connexion pour changer une passerelle de desserte tandis qu'un terminal est converti à un état de connexion, et système correspondant
WO2012167648A1 (fr) Procédé, système et dispositif pour effectuer une commande d'accès au support lipa
CN108307465B (zh) 一种轻连接用户设备的连接控制的方法及设备
WO2011032444A1 (fr) Procédé et dispositif de traitement de mobilité

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12863682

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 12863682

Country of ref document: EP

Kind code of ref document: A1