CN104852994B - A kind of end side Packet Data Network server address management method - Google Patents

A kind of end side Packet Data Network server address management method Download PDF

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Publication number
CN104852994B
CN104852994B CN201410049538.1A CN201410049538A CN104852994B CN 104852994 B CN104852994 B CN 104852994B CN 201410049538 A CN201410049538 A CN 201410049538A CN 104852994 B CN104852994 B CN 104852994B
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message
server address
epc
attachment
port numbers
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CN201410049538.1A
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CN104852994A (en
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王宗茹
张宝山
张文静
杨占坤
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Potevio Institute of Technology Co Ltd
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Potevio Institute of Technology Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
    • H04W8/20—Transfer of user or subscriber data
    • H04W8/205—Transfer to or from user equipment or user record carrier
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/26—Network addressing or numbering for mobility support

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

Abstract

This application discloses a kind of end side grouped data network PDN server address management method, including：A, by subscribed database management tool, PDN server address and port numbers corresponding to user equipment (UE) are configured in subscribed database；B, after UE initiates attached attach request again, core net EPC obtains PDN server address and port numbers corresponding to the UE when obtaining UE subscription data, and the PDN server address and port numbers are carried and are sent to UE in attachment received message.Application scheme goes for UE and is connected with different types of service terminal, and interface is manually entered for not provided under environment of internet of things, and setting to PDN server address can be completed by not providing the UE of display etc. and can need not carrying out programming.

Description

A kind of end side Packet Data Network server address management method
Technical field
The application is related to mobile communication and internet of things field, more particularly to one kind is applied to TD-LTE Internet of Things rings The end side Packet Data Network server address management method in border.
Background technology
TD-LTE wireless communication system networks framework mainly includes user equipment（User Equipment,UE）, access network （Evolved Universal Terrestrial Radio Access Network,E-UTRAN）, core net（Evolved Packet Core, EPC）.UE is also referred to as terminal, possesses unique international mobile subscriber identity（International Mobile Subscriber Identity, IMSI）.E-UTRAN is by base station（Evolved NodeB, eNodeB）Composition, ENodeB carries out the interaction of signaling and user face data by air interface and UE, and function includes receiving signaling from UE and upper Row data, and signaling response and downlink data are sent to UE.EPC is externally rendered as three interfaces, S1-MME interface be EPC with Signaling interface between eNodeB, S1-U interface are the interfaces in the user plane between EPC and eNodeB, and SGI interfaces are EPC and packet Data network（Packet Data Network, PDN）Between interface.
TD-LTE radio communication services are typically initiated by UE, and first have to initiation attachment flow after UE starts comes to EPC registrations Request services, and EPC is responsible for UE and establishes user plane bearer in attachment flow, and gives UE to distribute an IP address, and PDN networks will be used This IP address identifies corresponding UE and enters row data communication.Data between PDN networks and UE, which communicate, is divided into uplink and downlink, UE The upstream data for being sent to PDN networks is forwarded to EPC S1-U interface by eNodeB, and EPC parses destination address and handed over from SGI interfaces Specified PDN servers are paid, PDN network destineds UE downlink data enters EPC SGI interfaces, EPC parsing destination address matchings On-line UE and corresponding carrying are simultaneously forwarded to eNodeB from S1-U interface, then consign to specified UE by eNodeB air interfaces.
UE is sent to the upstream data of PDN networks, and the premise that PDN networks can be sent to by eNodeB and EPC is that UE is necessary Address or the DNS information of PDN servers are known in advance, and data could be so sent to PDN networks.Under existing TD-LTE environment Scheme in, PDN server address is mostly that disclosed domain names or address, UE are known that destination address in advance；Secondly, UE Destination address, convenient modification can be flexibly inputted manually.
In TD-LTE Internet of Things, special UE and PDN servers are devised, these special UE and PDN servers are mostly roots Realized according to special design the characteristics of private network, it, which is mainly characterized by UE, does not allow to change with convenient to operate, does not provide and is manually entered boundary Face.Fig. 1 show the system deployment overall architecture schematic diagram of TD-LTE Internet of Things.UE by Radio Link and eNodeB except being connected Outside connecing, it is also responsible for being connected with internet of things service terminal, connected mode can be diversified forms, and most commonly network interface connects at present Connect and connect two ways with serial ports.ENodeB, EPC are identical with TD-LTE wireless communication systems with the connection of PDN servers.PDN Server is only provided for a certain item function or serviced for a certain species UE.In practical operation, UE can be with a variety of inhomogeneities Type, the service terminal of distinct interface are connected, and UE can not obtain the PDN servers that business is carried out with service terminal in many cases Address.
Due to above-mentioned limitation be present exclusively for UE the and PDN servers designed by TD-LTE Internet of Things in the prior art, if Want to realize that UE transmitting uplink datas are possibly realized, currently the only solution can only be by the address programming of PDN servers to UE In equipment.But this solution has the following disadvantages：
UE, which obtains PDN server address, to carry out programming to it, if desired change the PDN servers corresponding to UE Location, then programming UE again is needed, the UE life-spans can be shortened by carrying out programming to UE repeatedly, and bring unnecessary equipment loss；
TD-LTE Internet of Things UE disposes the area being not easily accessible in field etc. more, and PDN server address corresponding to UE is sent out Changing, need to arrange special messenger special trip go programming again and configure PDN server address corresponding to UE, produce unnecessary personnel and Capital consumption；
Because the service corresponding to TD-LTE Internet of Things PDN servers is different, before networking, each UE pairs may be not aware that The PDN addresss of service answered, so can only can not be determined before UE dispatches from the factory just by PDN server address programming to UE in networking Programming is carried out after PDN server address, increases outfield networking complexity；
UE needs to connect a variety of different service terminals in TD-LTE Internet of Things, except the business connected using AT orders is whole End can be obtained outside PDN server address, and other service terminals are not supported to provide PDN server address to UE, and UE can not PDN server address is obtained by service terminal.
The content of the invention
This application provides a kind of end side Packet Data Network server address management method, go for UE from it is different The service terminal of species is connected, and is manually entered interface for not provided under environment of internet of things, the UE for not providing display etc. can Setting to PDN server address can be completed so that programming need not be carried out.
A kind of end side PDN server address management methods that the embodiment of the present application provides, including：
A, by subscribed database management tool, PDN servers corresponding to user equipment (UE) are configured in subscribed database Address and port numbers；
B, after UE initiates attached attach request again, core net EPC obtains this UE pairs when obtaining UE subscription data The PDN server address and port numbers answered, and the PDN server address and port numbers are carried and sent in attachment received message To UE.
It is preferred that the PDN server address and port numbers carry the protocol configuration option PCO in attachment received message In.
It is preferred that step B includes：
B1, UE initiate attach request, send wireless heterogeneous networks connection setup complete message to base station, are carried in message attached Request message, request PCO information element is included in the Attach Request message；
B2, base station send the initial user equipment informational message for carrying attach request to EPC；
After B3, EPC obtain PDN server address corresponding to UE and port numbers, filling attachment received message cell is described attached Received message cell and carry and established in initial context base station is sent in request message.
B4, base station are sent to UE by wireless resource control connection reconfiguration message by received message is adhered to；
B5, UE obtain PCO information element by parsing attachment received message, obtain corresponding PDN server address and port numbers；
B6, UE send wireless resource control connection reconfiguration completion message to base station；Base station sends initial context response Message is to EPC；
B7, UE send up-link information transmission message to base station, and attachment completion message is carried in message；
The up-link information transmission message for carrying attachment completion message is sent to EPC by B8, base station, completes UE attachment streams Journey.
It is preferred that step B3 includes：
B3-1, EPC carry out decoding operate to the initial user equipment informational message from base station, obtain by the attached of UE transmissions Request message；
B3-2, EPC are further analyzed Attach Request message, obtain UE international mobile subscriber identity IMSI；
B3-3, the IMSI number information according to UE, EPC access subscribed database, search the signing of UE corresponding to the IMSI number Information, PDN server address and port numbers corresponding to the UE are obtained from signing information；
The PDN server address and port numbers of acquisition are saved in UE contexts corresponding to the IMSI number by B3-4, EPC；
B3-5, EPC construction attachment completion message, and PDN server address and port numbers are saved in PCO information element.
The initial context that B3-6, EPC construction carry the PCO information element establishes request message and is sent to base station.
It is preferred that step B5 includes：
B5-1, UE parse the wireless resource control connection reconfiguration message from base station, obtain EPC in attachment received message A unused address is distributed for UE, address is allocated successfully；
PCO information element in B5-2, UE parsing attachment received message, obtains PDN server address and port numbers；
B5-3, PDN server address and port numbers are preserved into context.
It is preferred that this method further comprises：
C, by subscribed database management tool, PDN server address and end corresponding to UE are changed in subscribed database Slogan；
D, after UE initiates attach request again, EPC obtains PDN corresponding to the UE when obtaining UE subscription data Server address and port numbers, and the PDN server address and port numbers are carried and are sent to UE in attachment received message.
It is preferred that further comprise before step D：
C1, judge whether that needs make modification content come into force at once, if so, then going to step C2；Otherwise, this flow is terminated, etc. Treat that UE actively initiates again attach request and performs step D；
C2, judge whether to initiate attachment removal by operation maintenance center, if so, then going to step C3, otherwise perform step D；
C3, operation maintenance center instruct to the EPC attachment removals sent to UE；
C4, EPC initiate UE attachment removal flows, and UE enters non-attachment state；
C5, UE actively initiate attachment flow again, go to step D.
As can be seen from the above technical solutions, UE in attaching process by with EPC carry out Signalling exchange, required for acquisition The PDN server address of uplink transmission data；If UE needs to change PND server address, actively initiated to adhere to again by UE Process, you can change PDN server address；Or by EPC by UE attachment removals, attaching process, UE obtain new PND to triggering UE again Server address.Application scheme goes for UE and is connected with different types of service terminal, under environment of internet of things Do not there is provided and be manually entered interface, the UE terminals of display etc. are not provided, it may not be necessary to which carrying out programming can complete to service PDN The setting of device address.PDN server address changes, it is not required that programming is carried out to UE terminals, only need to use subscription data depositary management PDN server address and port numbers in science and engineering tool modification subscribed database, therefore can be good at solving UE side PDN clothes Device address change of being engaged in needs the problem of frequent programming UE configurations.
Brief description of the drawings
Fig. 1 is the system deployment overall architecture schematic diagram of TD-LTE Internet of Things；
Message interaction process schematic diagram between each network element in the attachment flow that Fig. 2 provides for the embodiment of the present application；
Fig. 3 is that the EPC that the embodiment of the present application provides obtains PDN server address and port numbers and the place for being sent to eNodeB Manage schematic flow sheet；
Fig. 4 is that the UE sides that the embodiment of the present application provides obtain PDN server address and port numbers handling process schematic diagram；
Fig. 5 is the flow that the EPC that the embodiment of the present application provides is managed in conversation procedure is created to the distribution of UE addresses Schematic diagram.
Embodiment
The fundamental design idea of technical scheme is：UE, by carrying out Signalling exchange with EPC, is obtained in attaching process The PDN server address of uplink transmission data required for obtaining；If UE needs to change PND server address, actively initiated by UE Again attaching process, you can change PDN server address；Or by EPC by UE attachment removals, attaching process, UE are obtained triggering UE again Obtain PND server address newly.
The end side PDN server address management methods that the application provides include：
It is PDN corresponding to UE configurations in subscribed database first by subscribed database management tool if UE is unattached Server address and port numbers；After UE initiates attach request, EPC is when obtaining UE subscription data, while it is corresponding to obtain the UE PDN server address and port numbers, and the PDN server address and port numbers are carried and received in attachment（Attach Accept）Message is sent to UE.It is preferred that received by adhering to（Attach Accept）Protocol configuration option in message （PCO, protocol configuration options）Value carries PDN server address and port numbers.
If UE has been attachment state, when user needs to change PDN server address corresponding to UE and port numbers, Ke Yitong Cross the mode that UE adheres to again and obtain new PDN server address and port numbers, specifically include：Pass through subscription data depositary management first Science and engineering tool modification PDN server address and port numbers.Then by UE actively adhering modes again, with regaining PND servers Location and port numbers, carry out line number biography.Or UE attachment removals are sent to EPC by operation maintenance center and instructed, initiated by EPC UE attachment removal flows, after UE attachment removals, attachment flow again is actively initiated, now regains PDN server address and port Number.
To make the technical principle of technical scheme, feature and technique effect clearer, below in conjunction with specific reality Example is applied technical scheme is described in detail.
In the embodiment of the present application, PDN server address and port numbers are stored in UE subscribed databases.Each IMSI number In UE subscription data, preserve corresponding to PDN server address and port numbers two parts.Apply in the embodiment of the present application PCO information element, the cell are carried on activation default EPS bearing context request as option（Activate default EPS bearer context request）Message（ESM）In, the ESM message receives with attachment（Attach Accept）Message is together UE is sent to by core net.In the lte networks, container identification in PCO information element in Attach Accept message （ContainerID）Value from 0001H to 000EH, wherein 0006H, 000AH, 000BH are reserved value.
In the embodiment of the present application, the container in PCO IE is used（Container）Transmit PDN server ip address and PDN Service-Port, agree as follows：
Use original ContainerID reserved values：Network to MS direction：
-000AH(Reserved);
-000BH(Reserved);
I.e.：
PDN server address：containerID：000AH；Length：4octect
PDN server end slogans：containerID：000BH；Length：2octect
By way of example only, the scope of technical scheme should cover all use PCO information element and transmit above-mentioned agreement PDN addresses and the situation of port numbers.
Each mesh element message interaction process in attachment flow provided in an embodiment of the present invention is illustrated in figure 2, including such as Lower step：
Step 201：UE initiates attach request, and sending wireless heterogeneous networks connection to eNodeB establishes completion （RRCConnection Setup Complete）Message, Attach Request message is carried in message（Attach Request）, institute State in Attach Request message comprising request PCO information element.
Step 202：ENodeB sends the initial user equipment information for carrying Attach Request to EPC（Initial UE Message）Message, Attach Request message is forwarded so as to realize to EPC.
Step 203：After EPC obtains PDN server address corresponding to UE and port numbers, filling attachment receives（Attach Accept）Message cell, established and asked by initial context（Initial Context Setup Request）Message carries The attachment received message cell is sent to eNodeB.
Step 204：ENodeB passes through wireless resource control connection reconfiguration（RRC Connection Reconfiguration）Attach Accept message is sent to UE by message.
Step 205：UE obtains PCO information element by parsing Attach Accept message, with obtaining corresponding PDN servers Location and port numbers.Wireless resource control connection reconfiguration is sent to complete（RRC Connection Reconfiguration Complete）Message is to eNodeB.
Step 206：ENodeB sends initial context response（Initial Context Response）Message is to EPC.
Step 207, UE sends up-link information transmission to eNodeB（UL Information Transfer）Message, Attachment is carried in message to complete（Attach Complete）Message.
Step 208：ENodeB will carry the UL Information Transfer message of Attach Complete message EPC is sent to, completes UE attachment flows.
The EPC for being illustrated in figure 3 the embodiment of the present application offer obtains PDN server address and port numbers and is sent to ENodeB handling process, comprises the following steps：
Step 301：EPC receives the Initial UE Message message of eNodeB transmissions.
Step 302：EPC carries out decoding operate to Initial UE Message message.
Step 303：After decoding, the Attach Request message sent by UE is obtained.
Step 304：EPC is further analyzed Attach Request message, obtains UE network unique mark IMSI number
Step 305：According to UE IMSI number information, EPC accesses subscribed database, searches the label of UE corresponding to the IMSI number About information.PDN server address and port numbers corresponding to the UE are obtained from signing information.
Step 306：The PDN server address and port numbers of acquisition are saved in UE contexts corresponding to the IMSI number by EPC In.
Step 307：EPC constructs Attach Accept message, and PDN server address and port numbers are saved in into PCO letters In member.
Step 308：Construction carries the S1 message Initial Context Setup Request of the PCO information element, sends To eNodeB.
The UE sides for being illustrated in figure 4 the embodiment of the present application offer obtain PDN server address and port numbers handling process, bag Include following steps：
Step 401：UE receives the RRC Connection Reconfiguration message that eNodeB is sent, and parses this and disappears Breath.
Step 402：UE analytically after RRC Connection Reconfiguration message in, obtain Attach EPC is that UE distributes a unused address in Accept message, and address is allocated successfully.
Step 403：Obtain the PCO information element in Attach Accept message.
Step 404：Parse PCO information element.
Step 405：Obtain PDN server address and port numbers.
Step 406：PDN server address and port numbers are preserved into context.
Step 407：When sending upstream data, IP packets are constructed using the PDN server address and port numbers received.
The EPC for being illustrated in figure 5 the embodiment of the present application offer is managed in conversation procedure is created to the distribution of UE addresses Flow, comprise the following steps：
Step 501：Using subscribed database management tool change subscribed database in PDN server address corresponding to UE and Port numbers.
Step 502：Judge whether user needs to make modification content come into force at once, if need not come into force at once, this stream Journey terminates, and waits user equipment actively to initiate to send out attachment flow again.If necessary to come into force at once, then 503 are gone to step.
Step 503：Judge whether to initiate attachment removal by operation maintenance center, if it is desired, 504 are then gone to step, if not Operation maintenance center is needed to initiate to go to step 507.
Step 504：Operation maintenance center instructs to the EPC attachment removals sent to UE.
Step 505：EPC initiates UE attachment removal flows, and UE enters non-attachment state.
Step 506：UE adheres to again, into flow as shown in Figure 2, completes PDN server address as shown in Figure 3 and end Slogan acquisition process.
Step 507：Attachment flow is directly initiated by UE, goes to step 506.
, can this application provides a kind of UE sides PDN server address administrative mechanisms suitable for TD-LTE environment of internet of things To be connected suitable for UE with different types of service terminal, interface is manually entered for not provided under environment of internet of things, is not carried For the UE terminals of display etc., it may not be necessary to which setting to PDN server address can be completed by carrying out programming.PDN servers Address change, it is not required that programming is carried out to UE terminals, need to only be used in subscribed database management tool modification subscribed database PDN server address and port numbers, therefore can be good at solving the PDN server address change of UE sides needing frequently to burn The problem of writing UE configurations.
Application scheme can change PDN server address and port numbers by changing subscribed database, it is not necessary to Pre-set before networking, it is not required that carry out the programming of related content to UE in advance, and subscribed database management tool can be long-range PDN server address in subscribed database and port numbers are modified, it is not necessary to workmen to outlying UE locations Modify.
Application scheme is also solved when the service terminal being connected with UE is not supported to provide PDN server address and end to UE During slogan, how UE obtains PND server address and port numbers, and establishes the problem of TCP is connected with PND servers.By PDN server address and port numbers are set in subscribed database so that UE passes through attachment flow, you can makes service terminal and PND Server establishes connection, completes data transfer.
The foregoing is only the preferred embodiment of the application, not to limit the protection domain of the application, it is all Within the spirit and principle of technical scheme, any modification, equivalent substitution and improvements done etc., this Shen should be included in Within the scope of please protecting.

Claims (5)

  1. A kind of 1. end side grouped data network PDN server address management method, it is characterised in that including：
    A, by subscribed database management tool, PDN server address corresponding to user equipment (UE) is configured in subscribed database And port numbers；
    B, after UE initiates attached attach request again, core net EPC is obtained corresponding to the UE when obtaining UE subscription data PDN server address and port numbers, and the PDN server address and port numbers are carried and are sent in attachment received message UE；
    Step B includes：
    B1, UE initiate attach request, send wireless heterogeneous networks connection setup complete message to base station, carrying attachment in message please Message is sought, request PCO information element is included in the Attach Request message；
    B2, base station send the initial user equipment informational message for carrying attach request to EPC；
    After B3, EPC obtain PDN server address corresponding to UE and port numbers, filling attachment received message cell, the attachment connects Carried to establish in initial context by message cell and base station is sent in request message；
    B4, base station are sent to UE by wireless resource control connection reconfiguration message by received message is adhered to；
    B5, UE obtain PCO information element by parsing attachment received message, obtain corresponding PDN server address and port numbers；
    B6, UE send wireless resource control connection reconfiguration completion message to base station；Base station sends initial context response message To EPC；
    B7, UE send up-link information transmission message to base station, and attachment completion message is carried in message；
    The up-link information transmission message for carrying attachment completion message is sent to EPC by B8, base station, completes UE attachment flows.
  2. 2. according to the method for claim 1, it is characterised in that step B3 includes：
    B3-1, EPC carry out decoding operate to the initial user equipment informational message from base station, and the attachment for obtaining being sent by UE please Seek message；
    B3-2, EPC are further analyzed Attach Request message, obtain UE international mobile subscriber identity IMSI；
    B3-3, the IMSI number information according to UE, EPC access subscribed database, search the signing information of UE corresponding to the IMSI number, PDN server address and port numbers corresponding to the UE are obtained from signing information；
    The PDN server address and port numbers of acquisition are saved in UE contexts corresponding to the IMSI number by B3-4, EPC；
    B3-5, EPC construction attachment completion message, and PDN server address and port numbers are saved in PCO information element；
    The initial context that B3-6, EPC construction carry the PCO information element establishes request message and is sent to base station.
  3. 3. according to the method for claim 1, it is characterised in that step B5 includes：
    B5-1, UE parse the wireless resource control connection reconfiguration message from base station, and it is UE to obtain EPC in attachment received message A unused address is distributed, address is allocated successfully；
    PCO information element in B5-2, UE parsing attachment received message, obtains PDN server address and port numbers；
    B5-3, PDN server address and port numbers are preserved into context.
  4. 4. according to the method described in any one of claims 1 to 3, it is characterised in that this method further comprises：
    C, by subscribed database management tool, PDN server address and port numbers corresponding to UE are changed in subscribed database；
    D, after UE initiates attach request again, EPC obtains PDN corresponding to the UE and serviced when obtaining UE subscription data Device address and port numbers, and the PDN server address and port numbers are carried and are sent to UE in attachment received message.
  5. 5. according to the method for claim 4, it is characterised in that further comprise before step D：
    C1, judge whether that needs make modification content come into force at once, if so, then going to step C2；Otherwise, terminate this flow, wait UE Actively initiate again attach request and perform step D；
    C2, judge whether to initiate attachment removal by operation maintenance center, if so, then going to step C3, otherwise perform step D；
    C3, operation maintenance center instruct to the EPC attachment removals sent to UE；
    C4, EPC initiate UE attachment removal flows, and UE enters non-attachment state；
    C5, UE actively initiate attachment flow again, go to step D.
CN201410049538.1A 2014-02-13 2014-02-13 A kind of end side Packet Data Network server address management method Expired - Fee Related CN104852994B (en)

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CN109756451B (en) * 2017-11-03 2022-04-22 华为技术有限公司 Information interaction method and device
CN110839233B (en) * 2018-08-17 2022-06-17 中国电信股份有限公司 Flow statistical method, device and computer readable storage medium
CN111586760B (en) * 2020-04-28 2021-03-16 广州技象科技有限公司 Terminal attachment method and device for narrow-band Internet of things

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101500213A (en) * 2008-02-03 2009-08-05 华为技术有限公司 Method, equipment and system for user equipment urgent access
CN102056347A (en) * 2009-11-09 2011-05-11 华为终端有限公司 Method, equipment and system for transferring IP service of core network
CN102076028A (en) * 2009-11-23 2011-05-25 中兴通讯股份有限公司 Public bearer establishment method, data transmission method and core network side equipment

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI20075305L (en) * 2007-05-02 2008-11-03 Eads Secure Networks Oy Administration of data streams in communication systems

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101500213A (en) * 2008-02-03 2009-08-05 华为技术有限公司 Method, equipment and system for user equipment urgent access
CN102056347A (en) * 2009-11-09 2011-05-11 华为终端有限公司 Method, equipment and system for transferring IP service of core network
CN102076028A (en) * 2009-11-23 2011-05-25 中兴通讯股份有限公司 Public bearer establishment method, data transmission method and core network side equipment

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