CN106465096A - Method and terminal for accessing network and acquiring client identification module information and core network - Google Patents
Method and terminal for accessing network and acquiring client identification module information and core network Download PDFInfo
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- CN106465096A CN106465096A CN201580034378.6A CN201580034378A CN106465096A CN 106465096 A CN106465096 A CN 106465096A CN 201580034378 A CN201580034378 A CN 201580034378A CN 106465096 A CN106465096 A CN 106465096A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/06—Authentication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
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- Computer Networks & Wireless Communication (AREA)
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Abstract
Disclosed are a method and terminal for accessing a network and acquiring client identification module information and a core network. The terminal transmits an attach request to an Internet of Things core network, where the attach request carries a device identifier of the terminal and a subscriber identification module (SIM)-free access indication, thus allowing the Internet of Things core network to allow, on the basis of the SIM-free access indication, attachment of the terminal and to assign a temporary identifier to the terminal; the terminal receives an attach response transmitted by the Internet of Things core network; the terminal transmits a packet data protocol (PDP) context activation request to the Internet of Things core network, thus allowing the Internet of Things core network to accept the PDP context activation request and to assign a dedicated internet protocol (IP) address to the terminal; the terminal receives an activation successful message transmitted by the Internet of Things core network, where the activation successful message carries the dedicated IP address; and the terminal receives the server address list transmitted by the Internet of Things core network.
Description
Technical field
The present embodiments relate to the communication technology, more particularly, to access network and the side obtaining client identification module information
Method, terminal and core net.
Background technology
With the rise of Internet of Things (Internet of Things, IoT), machine to machine (Machine to
Machine, M2M) terminal is gradually widely used.M2M terminal, when dispatching from the factory, needs preset client identification module
(Subscriber Identity Module, SIM), preset SIM corresponds to certain operator, when user needs to update SIM letter
During breath, can remotely be updated.When preset operator is not operator or the preset SIM damage needed for user
When, terminal cannot access network.
Content of the invention
In view of this, embodiments provide a kind of access network and obtain client identification module information method,
Terminal and core net, to realize access network or acquisition SIM information during terminal no SIM.
A kind of first aspect, there is provided method of access network, including：Terminal sends attachment to Internet of Things core net please
Ask, described attach request carries the device identification of described terminal and no client identification module SIM accesses instruction, so that Internet of Things
Core net allows described terminal to adhere to according to described no SIM access instruction and is described terminal distribution temporary mark；Described terminal
Receive the attachment response that described Internet of Things core net sends, described attachment response carries described temporary mark；Described terminal is to institute
State Internet of Things core net and send the request of packet message protocol PDP context activation, described PDP context activation request carries described
Temporary mark, so that described Internet of Things core net accepts described PDP context activation request, is described terminal distribution private network
Border Protocol IP address；Described terminal receives the activation success message that described Internet of Things core net sends, described activation success message
Carry described private ip address；Described terminal receives the described list of server addresses that Internet of Things core net sends.
In the first possible implementation in first aspect, the device identification of described terminal is the international identification of mobile device
Code IMEI, or general unique identifier UUID, or MAC address.
In the possible implementation of first aspect second, described temporary mark is packet temporary mobile subscriber identity
P-TMSI, or TLLI TLLI.
In conjunction with the possible implementation of first aspect or first aspect the first or second, in the third possible realization
In mode, the described list of server addresses that described terminal receives the transmission of Internet of Things core net includes, and described terminal is passed through described
Attachment response or described activation success message receive described list of server addresses.
In the 4th kind of possible implementation of first aspect, described list of server addresses is by described Internet of Things core net
Locally configured, or obtained by network element outside described Internet of Things core net for the described Internet of Things core net.
A kind of second aspect, there is provided method of acquisition client identification module SIM information, including：Terminal is to Internet of Things core
Heart net sends attach request, and described attach request carries the device identification of described terminal and no client identification module SIM accesses and refers to
Show, so that Internet of Things core net allows described terminal to adhere to according to described no SIM access instruction and is that described terminal distribution is faced
When mark；Described terminal receives the attachment response that described Internet of Things core net sends, and described attachment response carries described interim mark
Know；Described terminal sends the request of packet message protocol PDP context activation, described PDP Context to described Internet of Things core net
Activation request carries described temporary mark, so that described Internet of Things core net accepts described PDP context activation request, is institute
State the special internet Protocol IP address of terminal distribution；Described terminal receives the activation success message that described Internet of Things core net sends,
Described activation success message carries described private ip address；Described terminal receives SIM from described Internet of Things core net and issues service
Device address；Described terminal and described SIM issue server and carry out two-way authentication, set up bidirectional safe passage；Described terminal is to institute
State SIM and issue server transmission SIM information request message, described SIM information request message carries the device identification of described terminal,
So that described SIM issues server and carries out validation verification to the device identification of described terminal, it is described after being verified
Terminal application SIM information；Described terminal receives described SIM and issues the SIM letter that server passes through described bidirectional safe passage transmission
Breath.
In the first possible implementation in second aspect, the device identification of described terminal is the international identification of mobile device
Code IMEI, or general unique identifier UUID, or MAC address.
In the possible implementation of second aspect second, described temporary mark is packet temporary mobile subscriber identity
P-TMSI, or TLLI TLLI.
In conjunction with the possible implementation of second aspect or second aspect the first or second, in the third possible realization
In mode, described terminal and described SIM issue server and carry out two-way authentication, set up bidirectional safe passage and include：Described terminal
Issue the certification request based on certificate for the server transmission to described SIM, so that described SIM issues server demonstrate,proving by third party
Book certificate server is authenticated, and after third party's certificate verification server authentication passes through, receives third party's certificate verification clothes
The certification that business device sends is passed through to confirm；Described terminal and described SIM issue server set up secure transport layers TLS escape way or
Person's datagram secure transport layers DTLS escape way.
The third aspect, there is provided a kind of method of access network is it is characterised in that methods described includes：Internet of Things core
The attach request that net receiving terminal sends, described attach request carries device identification and the no client identification module of described terminal
SIM accesses instruction；Described Internet of Things core net accesses instruction it is allowed to described terminal is adhered to according to described no SIM, and for institute
State terminal distribution temporary mark, return attachment response to described terminal, described attachment response carries described temporary mark；Described thing
Networking core net accepts the packet message protocol PDP context activation request of described terminal, is that described terminal distribution is special internet
Protocol IP address, described PDP context activation request carries described temporary mark；Described Internet of Things core net is sent out to described terminal
Send activation success message, described activation success message carries described private ip address；Described Internet of Things core net is to described terminal
Send list of server addresses.
In the first possible implementation in the third aspect, the device identification of described terminal is the international identification of mobile device
Code IMEI, or general unique identifier UUID, or MAC address.
In the possible implementation of third aspect second, described temporary mark is packet temporary mobile subscriber identity
P-TMSI, or TLLI TLLI.
In conjunction with the third aspect or the third aspect the first or the second possible implementation, in the third possible realization side
In formula, described Internet of Things core net includes the first core network element and the second core network element, and described first core network element is
Serving GPRS Support Node SGSN, and described second core network element is Gateway GPRS Support Node GGSN, or described first
Core network element is Mobility Management Entity MME, and described second core network element is grouped data network gateway SPGW.
The third possible implementation in conjunction with the third aspect, in the 4th kind of possible implementation, described Internet of Things
Core net accepts the packet message protocol PDP context activation request of described terminal, is the special Internet protocol of described terminal distribution
IP address includes：Described first core network element accepts described PDP context activation request, is the special access of described terminal distribution
Point title APN；Described first core network element sends to described second core network element and creates PDP Context request, described wound
Build PDP Context request and carry described temporary mark and described special APN；Described second core network element according to described APN is
Described private ip address is sent to described first core by creating PDP Context response by described terminal distribution private ip address
Heart network element.
In conjunction with the 4th kind of possible implementation of the third aspect, in the 5th kind of possible implementation, described second core
Heart network element conducts interviews to described terminal control for described IP address.
In conjunction with the 4th kind of possible implementation of the third aspect, in the 6th kind of possible implementation, described Internet of Things
Core net to described terminal send described list of server addresses include, described Internet of Things core net pass through described attachment response or
Described in person, described list of server addresses is sent to described terminal by activation success message.
In conjunction with the 6th kind of possible implementation of the third aspect, in the 7th kind of possible implementation, described Internet of Things
Described list of server addresses is sent to described terminal by described attachment response and includes by core net, and the first core network element will
Described list of server addresses is sent to described terminal by the cell of extension.
In conjunction with the 6th kind of possible implementation of the third aspect, in the 8th kind of possible implementation, described Internet of Things
Described list of server addresses is sent to described terminal by described activation success message and includes by core net, described second core
Described server list is sent to by network element by the described protocol configuration option PCO information element creating during PDP Context responds
Described first core network element, described PCO information element is sent to by described first core network element by described activation success message
Described terminal.
In conjunction with the third aspect, in the 9th kind of possible implementation, described list of server addresses is by described Internet of Things
Core net is locally configured, or is obtained by network element outside described Internet of Things core net for the described Internet of Things core net.
A kind of fourth aspect, there is provided terminal, including transmitting element, receiving unit, memory cell and processing unit, its
In, described transmitting element, for sending attach request, described attachment to Internet of Things core net under the instruction of described processing unit
Request carries the device identification of described terminal and no client identification module SIM accesses instruction, so that described Internet of Things core net
Accessing instruction according to described no SIM allows described terminal to adhere to and be described terminal distribution temporary mark；Described receiving unit, uses
In receiving the attachment response that described Internet of Things core net sends, described attachment response carries described temporary mark；Described transmission is single
Unit, is additionally operable to send the request of packet message protocol PDP context activation to described Internet of Things core net, described PDP Context swashs
Request of living carries described temporary mark, so that described Internet of Things core net accepts the request of described PDP context activation, for described
The special internet Protocol IP address of terminal distribution；Described receiving unit, is additionally operable to receive the activation that described Internet of Things core net sends
Success message, described activation success message carries described private ip address；Described receiving unit, is additionally operable to receive Internet of Things core
The list of server addresses that net sends；Described memory cell, for storing described list of server addresses.
In conjunction with fourth aspect, in the first possible implementation, the device identification of described terminal is mobile device state
Border identification code IMEI, or general unique identifier UUID, or MAC address.
In conjunction with fourth aspect, in the possible implementation of second, described temporary mark is packet temporarily moved subscriber
Identification code P-TMSI, or TLLI TLLI.
In conjunction with fourth aspect, in the third possible implementation, described receiving unit receives Internet of Things core net and sends out
The list of server addresses sent includes, and described terminal passes through described attachment response or described activation success message receives described clothes
Business device address list.
In conjunction with fourth aspect or fourth aspect first to the third arbitrary possible implementation, in the 4th kind of possible reality
In existing mode, described list of server addresses comprises the address that SIM issues server.
In conjunction with the 4th kind of possible implementation of fourth aspect, in the 5th kind of possible implementation, described process is single
Unit, is additionally operable to issue server with described SIM and carries out two-way authentication, sets up bidirectional safe passage；Described transmitting element, is additionally operable to
Issue server to described SIM and send SIM information request message, described SIM information request message carries the equipment of described terminal
Mark, so that described SIM issues server and carries out validation verification to the device identification of described terminal, after being verified be
Described terminal application SIM information；Described receiving unit, is additionally operable to receive described SIM and issues server and pass through described bidirectional safe
The described SIM information that passage sends.
In conjunction with the 5th kind of possible implementation of fourth aspect, in the 6th kind of possible implementation, described process is single
First and described SIM issues server and carries out two-way authentication, sets up bidirectional safe passage and includes：Described processing unit, for indicating
Described transmitting element issues the certification request based on certificate for the server transmission to described SIM, so that described SIM issues server
It is authenticated by third party's certificate verification server；Described receiving unit, in third party's certificate verification server authentication
By rear, receive the certification that described third party's certificate verification server sends and pass through to confirm；Described processing unit, for described
SIM issues server and sets up secure transport layers TLS escape way or datagram secure transport layers DTLS escape way.
5th aspect, there is provided a kind of Internet of Things core net is it is characterised in that described Internet of Things core net includes the first core
Heart network element and the second core network element, wherein, described first core network element, the attach request sending for receiving terminal,
Described attach request carries the device identification of described terminal and no client identification module SIM accesses instruction, and according to described no SIM
Access instruction it is allowed to described terminal is adhered to, and be described terminal distribution temporary mark, return attachment to described terminal and ring
Should, described attachment response carries described temporary mark；Described first core network element, is additionally operable to accept the packet report of described terminal
Civilian protocol PDP context activation request, and be described terminal distribution special APN APN, described PDP context activation please
Ask and carry described temporary mark；Described second core network element, for receiving the establishment PDP that described first core network element sends
Context request, described establishment PDP Context request carries described temporary mark and described special APN, and according to described APN is
The special internet Protocol IP address of described terminal distribution, sends to the first core network element and creates PDP Context response, described establishment
PDP Context response carries described private ip address；Described first core network element, is additionally operable to send to described terminal and activates into
Work(message, described activation success message carries described private ip address；Described first core network element, is additionally operable to described terminal
Send list of server addresses.
In the first possible implementation of the 5th aspect, the device identification of described terminal is the international identification of mobile device
Code IMEI, or general unique identifier UUID, or MAC address.
In the possible implementation of the 5th aspect second, described temporary mark is packet temporary mobile subscriber identity
P-TMSI, or TLLI TLLI.
In the third possible implementation of the 5th aspect, described second core network element is additionally operable to according to above-mentioned special
IP address conducts interviews to described terminal control.
In conjunction with the 5th aspect or the 5th aspect first to the third possible implementation, the 4th kind of possible realization side
In formula, described first core network element sends list of server addresses to described terminal and includes, described first core net net
Unit is for being sent to described terminal by described attachment response or described activation success message by described list of server addresses.
In conjunction with the 4th kind of possible implementation of the 5th aspect, in the 5th kind of possible implementation, described first core
Described list of server addresses is sent to described terminal by described attachment response and includes by heart network element, described first core net
Network element is used for for described list of server addresses being sent to described terminal by the extension cell in described attachment response.
In conjunction with the 4th kind of possible implementation of the 5th aspect, in the 6th kind of possible implementation, described first core
Described list of server addresses is sent to described terminal by described activation success message and includes by heart network element：Described first core
Heart network element is used for receiving the establishment PDP Context response that the second core network element sends, in described establishment PDP Context response
Protocol configuration option PCO information element carry described list of server addresses；Described first core network element is used for believing described PCO
Unit is sent to described terminal by described activation success message.
In conjunction with the 5th aspect or the 5th aspect first to the 6th kind of possible implementation, the 7th kind of possible realization side
In formula, described first core network element is Serving GPRS Support Node SGSN, and described second core network element is gateway GPRS
Supporting node GGSN, or described first core network element is Mobility Management Entity MME, and described second core network element is
Grouped data network gateway SPGW.
In the 8th kind of possible implementation of the 5th aspect, described list of server addresses is by described first core net net
First or described second core network element is locally configured, or the network element outside described Internet of Things core net obtains.
By such scheme, terminal, under no SIM or SIM damaged condition, accesses instruction using device identification and no SIM
Can complete to adhere to and activate PDP Context flow process, thus access network carries out business or obtains SIM information further.
Brief description
Fig. 1 a is a kind of method flow diagram of accessing terminal to network provided in an embodiment of the present invention；
Fig. 1 b is a kind of SIM information distribution method flow chart provided in an embodiment of the present invention；
Fig. 2 is a kind of method flow diagram of accessing terminal to network provided in an embodiment of the present invention；
Fig. 3 is the part steps flow chart of SIM information distribution method provided in an embodiment of the present invention；
Fig. 4 is a kind of terminal structure block diagram provided in an embodiment of the present invention；
Fig. 5 is a kind of Internet of Things core network architecture block diagram provided in an embodiment of the present invention.
Specific embodiment
Fig. 1 a is a kind of method flow diagram of accessing terminal to network provided in an embodiment of the present invention.The method mainly include with
Lower step：
101st, terminal sends attach request, the equipment of this attach request carried terminal to Internet of Things core net (IoT core)
Mark and no SIM access instruction.
The device identification of terminal can be mobile device world identification code (International Mobile Equipment
Identity, IMEI), general unique identifier (Universally Unique Identifier, UUID), media interviews control
System (Media Access Control, MAC) address etc..
102nd, Internet of Things core net accesses instruction it is allowed to terminal is adhered to according to no SIM, and marks for terminal distribution temporarily
Know.
103rd, Internet of Things core net returns attachment response to terminal, and attachment response carries above-mentioned temporary mark.
The temporary mark of terminal can be packet temporary mobile subscriber identity (Packet Temperate Mobile
Subs cription Identity, P-TMSI), TLLI (Temporary Logical Link
Identifier, TLLI).
104th, terminal sends packet message context (Packet Data Protocol to Internet of Things core net
Context, PDP context) activate request, the request of packet message protocol context activation carries above-mentioned temporary mark.
105th, Internet of Things core net accepts the request of packet message protocol context activation, is the special Internet protocol of terminal distribution
(Internet Protocol, IP) address.
106th, Internet of Things core net sends activation success message to terminal, and activation success message carries above-mentioned special IP ground
Location.
107th, Physical Network core net sends list of server addresses to terminal.
It should be noted that in the embodiment of the present invention, step 107 and other no strict precedence relationships of step, Physical Network core
Heart net sends server list to terminal, can be sent by attachment response, or be sent by activating success message.
List of server addresses can be locally configured by Internet of Things core net, or obtains from other network elements.
In the embodiment of the present invention, terminal can conduct interviews after storing locally above-mentioned list of server addresses.Internet of Things
Net core net can conduct interviews to terminal control for above-mentioned IP address.
In the embodiment of the present invention, terminal, before sending attach request, is needed to initiate Stochastic accessing, is set up even with access network
Connect.
In the embodiment of the present invention, terminal can be mobile station (Mobile Station, MS), user equipment (User
Equipment, UE), the equipment such as subscriber board (Subscriber Station, SS).
In the embodiment of the present invention, under no SIM or SIM damaged condition, terminal is connect terminal using device identification and no SIM
Enter instruction to complete to adhere to and activate PDP Context flow process, thus access network carries out business.
In examples detailed above, after accessing terminal to network, further, SIM can be comprised in list of server addresses to issue
Server (SIM Distribution Server) address, terminal can obtain new SIM information by this server.Fig. 1 b
For obtaining the method flow diagram of SIM information after accessing terminal to network, the method includes：
108th, terminal and SIM issue server and carry out two-way authentication, set up bidirectional safe passage.
109th, terminal issues server to SIM and sends SIM information request message, SIM information request message carried terminal
Device identification.
110th, SIM issues server and the said equipment is identified and carries out validation verification, after being verified, is terminal application
SIM information.
111st, SIM issues server and by above-mentioned bidirectional safe passage, SIM information is sent to terminal.
In step 110, terminal can be obtained at terminal production firm or M2M application provider according to cooperative relationship
Effectively device identification data storehouse, this database can leave SIM in and issue server or be available for SIM and issue what server was consulted
Other servers (such as device management server).When SIM issues server, cooperation is belonged to by above-mentioned database identification terminal
Fang Shi, then for this terminal application SIM.
SIM issues server and can include for terminal application SIM：SIM issues server and sends SIM to SIM management platform
Request；SIM management platform is terminal distribution SIM, and SIM information is sent to SIM issues server.
In the embodiment of the present invention, SIM information can include international mobile subscriber identity (International Mobile
Subscriber Identity, IMSI), Ki key etc..
In the embodiment of the present invention, terminal in the case of no SIM, using no SIM access way be linked into cellular network with
SIM issues server and sets up and connects, and issues Server remote acquisition SIM information such as IMSI and Ki using device identification from SIM close
Key etc., then gets final product access network by the network insertion flow process of standard, carries out follow-up business.Damage or nothing in terminal SIM
It is not necessary to manually changing SIM is renewable SIM information during SIM, improve terminal SIM information updating efficiency, reduce terminal
Maintenance cost.
In the embodiment of the present invention, Internet of Things core net IoT core specifically can include Serving GPRS Support Node
(Serving GPRS Support Node, SGSN), Gateway GPRS Support Node (Gateway GPRS Support Node,
GGSN), or include Mobility Management Entity (Mobility Management Entity, MME), service and Packet Data Network
Network diagram closes (Serving Gateway/PDN Gateway, SPGW).But the embodiment of the present invention is not limited to above two mode,
As long as the network element enabling said network element similar functions is all within the scope of the present invention.
Below the embodiment of above-mentioned accessing terminal to network is described in more detail, is hereafter referred to the first core network element
SGSN, MME or similar functions entity, refer to GGSN, SPGW or similar functions entity with the second core network element.
Fig. 2 is a kind of detailed process of access network provided in an embodiment of the present invention.
201st, terminal sends attach request, the device identification of this attach request carried terminal and nothing to the first core network element
SIM accesses instruction.
202nd, (optional) first core network element carries out validation verification to the said equipment mark.
When first core network element is verified to device identification (such as IMEI), can be entered by device management server
Row checking, be stored with device management server effective device identification data storehouse.
203rd, the first core network element accesses instruction it is allowed to terminal is adhered to according to no SIM, and interim for terminal distribution
Mark.
First core network element can be using temporary mark as mobile management (Mobility Manager, MM) context
Mark.
204th, the first core network element returns attachment response to terminal, and attachment response carries above-mentioned temporary mark.
205th, terminal sends attachment completion message to the first core network element.
For step 203-205, if the first core network element does not allow terminal to adhere to, terminal reselects other networks
Attempt accessing.
206th, terminal sends PDP context activation request to the first core network element, and the request of this PDP context activation carries
The temporary mark of terminal.
207th, the first core network element accepts PDP context activation request, is the special APN of terminal distribution
(Access Point Name, APN).
208th, the first core network element sends to the second core network element and creates PDP Context request, and PDP is upper and lower for this establishment
Literary composition request carries above-mentioned temporary mark and above-mentioned special APN.
Temporary mark can be identified by the first core network element as PDP Context.
209th, the second core network element is terminal distribution private ip address according to above-mentioned APN.
Second core network element can be terminal distribution IP address in the special IP address network segment (needing to configure).
210th, the second core network element sends to the first core network element and creates PDP Context response, and PDP is upper and lower for this establishment
Literary composition response carries above-mentioned private ip address.
211st, the first core network element sends activation success message to terminal, and activation success message carries above-mentioned special IP ground
Location.
212nd, terminal from Internet of Things core net the reception server address list and stores local.
Terminal can be responded by attachment or activate success message from Internet of Things core net the reception server list and obtain.
When being obtained by attachment response, list of server addresses is sent to terminal by the cell of extension by the first core network element；Logical
When crossing the acquisition of activation success message, list of server addresses is passed through to create in PDP Context response by the second core network element
Protocol configuration option (Protocol Configuration Option, PCO) cell is sent to the first core network element, and first
Above-mentioned PCO information element is sent to terminal by activating success message by core network element.
Now although PDP Context activates, but the second core network element (such as GGSN or SPGW) can basis
APN and IP address make terminal be only capable of accessing designated destination location.
Step 108 terminal in above-described embodiment and above-mentioned SIM issue server and set up bidirectional safe passage, can wrap
Include：
301st, terminal issues server to SIM and sends the certification request based on certificate.
302nd, SIM is issued server and is authenticated by third party's certificate verification server.
303rd, after third party's certificate verification server authentication passes through, issue server to SIM and send certification by confirming.
304th, terminal and SIM issue server and set up secure transport layers (Transport Layer Security, TLS) peace
Full tunnel or datagram secure transport layers (Datagram Transport Layer Security, DTLS) escape way.
In the embodiment of the present invention, terminal initiates the safety certification process based on certificate, and terminal and SIM issue server and pass through
Third party's certificate verification server completes mutual authentication process, sets up TLS/DTLS escape way afterwards.Subsequently under terminal
Send out the information (such as IMSI, Ki key etc.) with tight security requirement, can be realized by this escape way.SIM's
Ask and issue, all can be realized by this escape way.
The embodiment of the present invention provides the device embodiment realizing each step and method in said method embodiment further.
The embodiment of the present invention gives a kind of terminal, as shown in figure 4, this terminal includes：Transmitting element 401, receiving unit
402, memory cell 403, processing unit 404.
Transmitting element 401, for sending attach request, attachment to Internet of Things core net under the instruction of processing unit 404
The request device identification of carried terminal and no SIM access instruction, so that Internet of Things core net accesses instruction according to no SIM allowing
Terminal is adhered to and is terminal distribution temporary mark；
Receiving unit 402, for receiving the attachment response of Internet of Things core net transmission, attachment response carries temporary mark；
Transmitting element 401, is additionally operable to send the request of packet message protocol PDP context activation, PDP to Internet of Things core net
Context activation request carries temporary mark, so that Internet of Things core net accepts PDP context activation request, is terminal distribution
Special internet Protocol IP address；
Receiving unit 402, is additionally operable to receive the activation success message that Internet of Things core net sends, and activation success message carries
Private ip address；
Receiving unit 402, is additionally operable to receive the list of server addresses that Physical Network core net sends；
Memory cell 403, for storage server address list.
Optionally, receiving unit 402 receives the list of server addresses that Internet of Things core net sends, and can be rung by attachment
Success message or should be activated receive.
In the embodiment of the present invention, terminal can access corresponding service after storing locally above-mentioned list of server addresses
Device.Internet of Things core net can conduct interviews to terminal control for above-mentioned IP address.
In the embodiment of the present invention, under no SIM or SIM damaged condition, terminal is connect terminal using device identification and no SIM
Enter instruction to complete to adhere to and activate PDP Context flow process, thus access network carries out business.
In examples detailed above, after accessing terminal to network, further, SIM can be comprised in list of server addresses to issue
Server (SIM Distribution Server) address, terminal can obtain new SIM information by this server, specifically
As follows：
Processing unit 403, is additionally operable to issue server with SIM and carries out two-way authentication, sets up bidirectional safe passage；
Transmitting element 401, is additionally operable to issue server transmission SIM information request message, SIM information request message to SIM
The device identification of carried terminal, so that SIM issues server and carries out validation verification to the device identification of terminal, logical in checking
Later it is terminal application SIM information；
Receiving unit 402, is additionally operable to reception SIM and issues the SIM information that server is sent by bidirectional safe passage.
In the embodiment of the present invention, processing unit and SIM issue server and carry out two-way authentication, set up bidirectional safe passage bag
Include：
Processing unit 404, sends certification request based on certificate for indicating that transmitting element 401 issues server to SIM,
So that SIM is issued server and is authenticated by third party's certificate verification server；
Receiving unit 402, for after third party's certificate verification server authentication passes through, receiving third party's certificate verification clothes
The certification that business device sends is passed through to confirm；
Processing unit 404, sets up secure transport layers TLS escape way or datagram peace for issuing server with SIM
Full transport layer DTLS escape way.
In the embodiment of the present invention, terminal in the case of no SIM, using no SIM access way be linked into cellular network with
SIM issues server and sets up and connects, and issues Server remote acquisition SIM information such as IMSI and Ki using device identification from SIM close
Key etc., then gets final product access network by the network insertion flow process of standard, carries out follow-up business.Damage or nothing in terminal SIM
It is not necessary to manually changing SIM is renewable SIM information during SIM, improve terminal SIM information updating efficiency, reduce terminal
Maintenance cost.
It should be noted that in above-described embodiment, transmitting element can be transmitter, receiving unit can be receiver,
Processing unit can be processor, and memory cell can be can be any usable medium that computer can access.
Embodiments provide a kind of Internet of Things core net, as shown in figure 5, Internet of Things core net includes the first core
Network element 501 and the second core network element 502.
First core network element 501, the attach request sending for receiving terminal, the equipment mark of attach request carried terminal
Know and no client identification module SIM accesses instruction, and instruction is accessed it is allowed to terminal is adhered to according to no SIM, and divide for terminal
Join temporary mark, return attachment response to terminal, attachment response carries temporary mark；
First core network element 501, is additionally operable to the packet message protocol PDP context activation request of receiving terminal, and is
Terminal distribution special APN APN, PDP context activation request carries temporary mark,
Second core network element 502, for receiving the establishment PDP Context request of the first core network element 501 transmission, wound
Build PDP Context request and carry temporary mark and special APN, and be terminal distribution private ip address according to APN, to the first core
Network element 501 sends and creates PDP Context response, and the response of this establishment PDP Context carries above-mentioned private ip address；
First core network element 501, is additionally operable to send activation success message to terminal, activation success message carries above-mentioned special
Use IP address；
First core network element 501, is additionally operable to send list of server addresses to terminal.
Optionally, the first core network element 501 to terminal send list of server addresses can be responded by attachment or
List of server addresses is sent by activation success message.By attachment response send when, the first core network element by server ground
The extension cell that location list is passed through during attachment responds is sent to terminal；When being sent by activating success message, the first core net net
Unit receives the establishment PDP Context response that the second core network element sends, and creates the protocol configuration option in PDP Context response
PCO information element carries list of server addresses, and above-mentioned PCO information element is sent to end by activating success message by the first core network element
End.
List of server addresses can be locally configured in the first core network element or the second core network element, or from thing
Network element outside networking core net obtains.
In the embodiment of the present invention, the first core network element can be SGSN, MME or similar functions entity, the second core
Network element can be GGSN, SPGW or similar functions entity.First core network element and the second core network element can be empty
Intend functional entity or physical entity.
Optionally, the first core network element 501, can be also used for after the attach request that receiving terminal sends, to terminal
Device identification carry out validation verification.
When first core network element is verified to device identification (such as IMEI), can be entered by device management server
Row checking, be stored with device management server effective device identification data storehouse.
After PDP context activation, the second core network element (such as GGSN or SPGW) can be used for according to above-mentioned special
IP address conducts interviews to terminal control.
In the embodiment of the present invention, under no SIM or SIM damaged condition, Internet of Things core net allows terminal to complete to terminal
Attachment and activation PDP Context flow process, thus access network carries out business.
Through the above description of the embodiments, those skilled in the art can be understood that the present invention is permissible
Realized with hardware, or firmware is realized, or combinations thereof mode is realizing.When implemented in software, can be by above-mentioned functions
It is stored in computer-readable medium or be transmitted as the one or more instructions on computer-readable medium or code.Meter
Calculation machine computer-readable recording medium includes computer-readable storage medium and communication media, and wherein communication media includes being easy to from a place to another
Any medium of individual local transmission computer program.Storage medium can be any usable medium that computer can access.With
As a example this but be not limited to：Computer-readable medium can include RAM, ROM, EEPROM, CD-ROM or other optical disc storage, disk
Storage medium or other magnetic storage apparatus or can be used in carrying or store the expectation with instruction or data structure form
Program code and can be by any other medium of computer access.In addition.Any connection can be suitable become computer
Computer-readable recording medium.For example, if software is using coaxial cable, optical fiber cable, twisted-pair feeder, Digital Subscriber Line (DSL) or such as
The wireless technology of infrared ray, radio and microwave etc is transmitted from website, server or other remote sources, then coaxial electrical
The wireless technology of cable, optical fiber cable, twisted-pair feeder, DSL or such as infrared ray, wireless and microwave etc is included in affiliated medium
In fixing.As used in the present invention, disk (Disk) and dish (disc) inclusion compression laser disc (CD), laser disc, laser disc, numeral are logical
With laser disc (DVD), floppy disk and Blu-ray Disc, the replicate data of the usual magnetic of which disk, and dish then with laser Lai optical duplication
Data.Above combination above should also be as including within the protection domain of computer-readable medium.
In a word, the foregoing is only the preferred embodiment of technical solution of the present invention, be not intended to limit the present invention's
Protection domain.All any modification, equivalent substitution and improvement within the spirit and principles in the present invention, made etc., should be included in
Within protection scope of the present invention.
Claims (35)
1. a kind of method of access network is it is characterised in that methods described includes:
Terminal sends attach request to Internet of Things core net, and described attach request carries device identification and the no client of described terminal
Identification module SIM accesses instruction, allows described terminal to adhere to simultaneously so that Internet of Things core net accesses instruction according to described no SIM
For described terminal distribution temporary mark；
Described terminal receives the attachment response that described Internet of Things core net sends, and described attachment response carries described temporary mark；
Described terminal sends the request of packet message protocol PDP context activation, described PDP Context to described Internet of Things core net
Activation request carries described temporary mark, so that described Internet of Things core net accepts described PDP context activation request, is institute
State the special internet Protocol IP address of terminal distribution；
Described terminal receives the activation success message that described Internet of Things core net sends, and described activation success message carries described special
Use IP address；
Described terminal receives the described list of server addresses that Internet of Things core net sends.
2. method according to claim 1 is it is characterised in that the device identification of described terminal is the identification of the mobile device world
Code IMEI, or general unique identifier UUID, or MAC address.
3. method according to claim 1 is it is characterised in that described temporary mark is packet temporary mobile subscriber identity
P-TMSI, or TLLI TLLI.
4., according to the arbitrary described method of claim 1-3, described terminal receives the described server that Internet of Things core net sends
Address list includes, and described terminal passes through described attachment response or described activation success message receives described server address row
Table.
5. method according to claim 1, described list of server addresses is locally configured by described Internet of Things core net, or
By described Internet of Things core net, the network element outside described Internet of Things core net obtains person.
6. a kind of method obtaining client identification module SIM information is it is characterised in that methods described includes：
Terminal sends attach request to Internet of Things core net, and described attach request carries device identification and the no client of described terminal
Identification module SIM accesses instruction, allows described terminal to adhere to simultaneously so that Internet of Things core net accesses instruction according to described no SIM
For described terminal distribution temporary mark；
Described terminal receives the attachment response that described Internet of Things core net sends, and described attachment response carries described temporary mark；
Described terminal sends the request of packet message protocol PDP context activation, described PDP Context to described Internet of Things core net
Activation request carries described temporary mark, so that described Internet of Things core net accepts described PDP context activation request, is institute
State the special internet Protocol IP address of terminal distribution；
Described terminal receives the activation success message that described Internet of Things core net sends, and described activation success message carries described special
Use IP address；
Described terminal receives SIM from described Internet of Things core net and issues server address；
Described terminal and described SIM issue server and carry out two-way authentication, set up bidirectional safe passage；
Described terminal issues server to described SIM and sends SIM information request message, and described SIM information request message carries institute
State the device identification of terminal, so that described SIM issues server and carries out validation verification to the device identification of described terminal,
It is described terminal application SIM information after being verified；
Described terminal receives described SIM and issues the SIM information that server is sent by described bidirectional safe passage.
7. method according to claim 6 is it is characterised in that the device identification of described terminal is the identification of the mobile device world
Code IMEI, or general unique identifier UUID, or MAC address.
8. method according to claim 6 is it is characterised in that described temporary mark is packet temporary mobile subscriber identity
P-TMSI, or TLLI TLLI.
9. according to the arbitrary described method of claim 6-8 it is characterised in that described terminal issues server with described SIM enters
Row two-way authentication, sets up bidirectional safe passage and includes：
Described terminal issues the certification request based on certificate for the server transmission to described SIM, so that described SIM issues server
It is authenticated by third party's certificate verification server, and after third party's certificate verification server authentication passes through, receive the 3rd
The certification that square certificate verification server sends is passed through to confirm；
Described terminal and described SIM issue server and set up secure transport layers TLS escape way or datagram secure transport layers
DTLS escape way.
10. a kind of method of access network is it is characterised in that methods described includes：
The attach request that Internet of Things core net receiving terminal sends, described attach request carries device identification and the nothing of described terminal
Client identification module SIM accesses instruction；
Described Internet of Things core net accesses instruction it is allowed to described terminal is adhered to according to described no SIM, and divides for described terminal
Join temporary mark, return attachment response to described terminal, described attachment response carries described temporary mark；
Described Internet of Things core net accepts the packet message protocol PDP context activation request of described terminal, is that described terminal is divided
Join special internet Protocol IP address, described PDP context activation request carries described temporary mark；
Described Internet of Things core net sends activation success message to described terminal, and described activation success message carries described special IP
Address；
Described Internet of Things core net sends list of server addresses to described terminal.
11. methods according to claim 10 are it is characterised in that the device identification of described terminal is the knowledge of the mobile device world
Other code IMEI, or general unique identifier UUID, or MAC address.
12. methods according to claim 10 are it is characterised in that described temporary mark is packet temporarily moved subscriber identification
Code P-TMSI, or TLLI TLLI.
13. according to the arbitrary described method of claim 10-12 it is characterised in that described Internet of Things core net includes the first core
Heart network element and the second core network element, described first core network element is Serving GPRS Support Node SGSN, and described second
Core network element is Gateway GPRS Support Node GGSN, or described first core network element is Mobility Management Entity MME, and
Described second core network element is grouped data network gateway SPGW.
14. methods according to claim 13 are it is characterised in that described Internet of Things core net accepts the packet of described terminal
Message protocol PDP context activation is asked, and is that the special internet Protocol IP address of described terminal distribution includes：
Described first core network element accepts described PDP context activation request, is the special APN of described terminal distribution
APN；
Described first core network element sends to described second core network element and creates PDP Context request, on described establishment PDP
Hereafter request carries described temporary mark and described special APN；
Described second core network element is described terminal distribution private ip address according to described APN, is rung by creating PDP Context
Described private ip address should be sent to described first core network element.
15. methods according to claim 14 are it is characterised in that described second core network element is directed to described IP address pair
Described terminal conducts interviews control.
16. methods according to claim 13 are it is characterised in that described Internet of Things core net is described to the transmission of described terminal
List of server addresses includes, and described Internet of Things core net passes through described attachment response or described activation success message will be described
List of server addresses is sent to described terminal.
17. methods according to claim 16 will be it is characterised in that described Internet of Things core net will by described attachment response
Described list of server addresses is sent to described terminal and includes, and described list of server addresses is passed through to expand by the first core network element
The cell of exhibition is sent to described terminal.
18. methods according to claim 16 are it is characterised in that described Internet of Things core net is successfully disappeared by described activation
Described list of server addresses is sent to described terminal and includes by breath, and described server list is led to by described second core network element
Cross the described protocol configuration option PCO information element creating in PDP Context response and be sent to described first core network element, described the
Described PCO information element is sent to described terminal by described activation success message by one core network element.
19. methods according to claim 10, described list of server addresses is locally configured by described Internet of Things core net,
Or obtained by network element outside described Internet of Things core net for the described Internet of Things core net.
A kind of 20. terminals it is characterised in that described terminal includes transmitting element, receiving unit, memory cell and processing unit,
Wherein,
Described transmitting element, for sending attach request to Internet of Things core net under the instruction of described processing unit, described attached
Request and carry the device identification of described terminal and no client identification module SIM access instruction, so that described Internet of Things core
Net allows described terminal to adhere to according to described no SIM access instruction and is described terminal distribution temporary mark；
Described receiving unit, for receiving the attachment response that described Internet of Things core net sends, described attachment response carries described
Temporary mark；
Described transmitting element, is additionally operable to send the request of packet message protocol PDP context activation, institute to described Internet of Things core net
State PDP context activation request and carry described temporary mark, so that described Internet of Things core net accepts described PDP Context and swashs
Live and ask, be the special internet Protocol IP address of described terminal distribution；
Described receiving unit, is additionally operable to receive the activation success message that described Internet of Things core net sends, described activation successfully disappears
Breath carries described private ip address；
Described receiving unit, is additionally operable to receive the list of server addresses that Internet of Things core net sends；
Described memory cell, for storing described list of server addresses.
21. terminals according to claim 20 are it is characterised in that the device identification of described terminal is the knowledge of the mobile device world
Other code IMEI, or general unique identifier UUID, or MAC address.
22. terminals according to claim 20 are it is characterised in that described temporary mark is packet temporarily moved subscriber identification
Code P-TMSI, or TLLI TLLI.
23. terminals according to claim 20 are it is characterised in that described receiving unit receives what Internet of Things core net sent
List of server addresses includes, and described terminal passes through described attachment response or described activation success message receives described server
Address list.
24. according to the arbitrary described terminal of claim 20-23 it is characterised in that described list of server addresses comprises under SIM
Send out the address of server.
25. terminals according to claim 24 it is characterised in that
Described processing unit, is additionally operable to issue server with described SIM and carries out two-way authentication, sets up bidirectional safe passage；
Described transmitting element, is additionally operable to issue server transmission SIM information request message, described SIM information request to described SIM
Message carries the device identification of described terminal, so that described SIM issues server and the device identification of described terminal is had
The checking of effect property, is described terminal application SIM information after being verified；
Described receiving unit, is additionally operable to receive described SIM and issues server and pass through the described SIM that described bidirectional safe passage sends
Information.
26. terminals according to claim 25 are it is characterised in that described processing unit issues server with described SIM enters
Row two-way authentication, sets up bidirectional safe passage and includes：
Described processing unit, asks for indicating that described transmitting element issues the certification based on certificate for the server transmission to described SIM
Ask, so that described SIM is issued server and is authenticated by third party's certificate verification server；
Described receiving unit, for, after third party's certificate verification server authentication passes through, receiving described third party's certificate verification
The certification that server sends is passed through to confirm；
Described processing unit, sets up secure transport layers TLS escape way or datagram peace for issuing server with described SIM
Full transport layer DTLS escape way.
A kind of 27. Internet of Things core net are it is characterised in that described Internet of Things core net includes the first core network element and the second core
Heart network element, wherein,
Described first core network element, the attach request sending for receiving terminal, described attach request carries described terminal
Device identification and no client identification module SIM access instruction, and access instruction it is allowed to described terminal is carried out according to described no SIM
Attachment, and be described terminal distribution temporary mark, return attachment response to described terminal, described attachment response carries described interim
Mark；
Described first core network element, is additionally operable to accept the packet message protocol PDP context activation request of described terminal, and is
The special APN APN of described terminal distribution, described PDP context activation request carries described temporary mark；
Described second core network element, for receiving the establishment PDP Context request that described first core network element sends, described
Create PDP Context request and carry described temporary mark and described special APN, and be that described terminal distribution is special according to described APN
Use Internet protocol IP address, send to the first core network element and create PDP Context response, described establishment PDP Context response
Carry described private ip address；
Described first core network element, is additionally operable to send activation success message to described terminal, described activation success message carries
Described private ip address；
Described first core network element, is additionally operable to send list of server addresses to described terminal.
28. Internet of Things core net according to claim 27 are it is characterised in that the device identification of described terminal is mobile setting
Standby world identification code IMEI, or general unique identifier UUID, or MAC address.
29. Internet of Things core net according to claim 27 are it is characterised in that described temporary mark is to be grouped to move temporarily
CUSTOMER ID P-TMSI, or TLLI TLLI.
30. Internet of Things core net according to claim 27 are it is characterised in that described second core network element is additionally operable to root
Described terminal is conducted interviews control according to above-mentioned private ip address.
31. according to the arbitrary described Internet of Things core net of claim 27-30 it is characterised in that described first core net
Network element to described terminal send list of server addresses include, described first core network element be used for by described attachment response or
Described in person, described list of server addresses is sent to described terminal by activation success message.
32. Internet of Things core net according to claim 31 are it is characterised in that described first core network element is by described
Described list of server addresses is sent to described terminal and includes by attachment response, and described first core network element is used for described clothes
Business device address list is sent to described terminal by the extension cell in described attachment response.
33. Internet of Things core net according to claim 31 are it is characterised in that described first core network element is by described
Described list of server addresses is sent to described terminal and includes by activation success message：
Described first core network element is used for receiving the establishment PDP Context response that the second core network element sends, described establishment
Protocol configuration option PCO information element in PDP Context response carries described list of server addresses；
Described first core network element is used for for described PCO information element being sent to described terminal by described activation success message.
34. according to the arbitrary described Internet of Things core net of claim 27-33 it is characterised in that described first core network element
It is Serving GPRS Support Node SGSN, and described second core network element is Gateway GPRS Support Node GGSN, or described
One core network element is Mobility Management Entity MME, and described second core network element is grouped data network gateway SPGW.
35. Internet of Things core net according to claim 27 are it is characterised in that described list of server addresses is by described
One core network element or described second core network element are locally configured, or the network element outside described Internet of Things core net obtains
Take.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2015/088400 WO2017035699A1 (en) | 2015-08-28 | 2015-08-28 | Method and terminal for accessing network and acquiring client identification module information and core network |
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| Publication Number | Publication Date |
|---|---|
| CN106465096A true CN106465096A (en) | 2017-02-22 |
| CN106465096B CN106465096B (en) | 2019-08-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201580034378.6A Active CN106465096B (en) | 2015-08-28 | 2015-08-28 | It accesses network and obtains method, terminal and the core net of client identification module information |
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| Country | Link |
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| CN (1) | CN106465096B (en) |
| WO (1) | WO2017035699A1 (en) |
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Also Published As
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| WO2017035699A1 (en) | 2017-03-09 |
| CN106465096B (en) | 2019-08-23 |
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