CN102316455A - Method and device for transmitting completeness protection parameters - Google Patents
Method and device for transmitting completeness protection parameters Download PDFInfo
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- CN102316455A CN102316455A CN2010102161438A CN201010216143A CN102316455A CN 102316455 A CN102316455 A CN 102316455A CN 2010102161438 A CN2010102161438 A CN 2010102161438A CN 201010216143 A CN201010216143 A CN 201010216143A CN 102316455 A CN102316455 A CN 102316455A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/10—Integrity
- H04W12/106—Packet or message integrity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/10—Integrity
- H04W12/108—Source integrity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
- H04W80/02—Data link layer protocols
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/12—Access point controller devices
Abstract
The invention discloses a method for transmitting completeness protection parameters, which is used for realizing the transmission of the completeness protection parameters (COUNT-I) in the re-positioning process to improve the consistency of the COUNT-I stored by a transmission radio network controller (TRNC) and a terminal after the span radio network controller (RNC) switching. The method comprises the following steps that: the first RNC sends variation safe mode information request messages to a second RNC after receiving the wireless resource re-configuration completion messages sent by the terminal for requesting to obtain the COUNT-I corresponding to the terminal, wherein the first RNC is a target RNC, the second RNC is a source RNC, the first RNC responds the COUNT-I carried in the message according to the received variation safe mode information, and the local COUNT-I is updated. The invention also discloses a device for realizing the method.
Description
Technical field
The present invention relates to moving communicating field, relate in particular to a kind of method and device that transmits the integrity protection parameter.
Background technology
Direct-cut operation is meant in a fixed time, interrupts and the getting in touch of former sub-district the switch forms of getting in touch with new base station more earlier.Wherein, can be the switching between the interior different districts of a RNC (Radio Network Controller, radio network controller), also can be the switching of striding RNC.The direct-cut operation of striding RNC is called reorientation (RELOCATION).
In the up-downgoing transmission course; The message cell carries SRB (Signaling Radio Bearer; Signaling Radio Bearer) supeframe sequence number (Hyper Frame Number; HFN) and radio resource control information sequence number (Radio Resource Control message Sequence Number, RRC SN).HFN and RRC SN have formed integrity protection parameters C OUNT-I according to the height position.COUNT-I be carry out space interface signaling message integrity protection f9 algorithm go into ginseng.Whether integrity protection f9 algorithm can be illegally modified by the verification signaling data recipient after transmit leg sends.
Figure 1A is depicted as the composition sketch map of COUNT-I.High 28 of COUNT-I are used for HFN, and low 4 are used for RRC SN.Wherein, the COUNT-I of uplink and downlink calculates respectively.
Shown in Figure 1B; SRNC (Source Radio Network Controller; Source radio network controller) sends RELOCATION REQUEST message (RELOCATION REQUIRED) to core net, wherein, carry the integrity protection parameters C OUNT-I of uplink and downlink in this request message.Core net is transmitted this RELOCATION REQUEST message to TRNC (TargetRadio Network Controller, target radio network controller).TRNC returns relocation response message to core net.Core net is sent the reorientation command messages to SRNC.SRNC sends the reconfiguration message of eating dishes without rice or wine to the terminal, and the descending COUNT-I in the reconfiguration message of eating dishes without rice or wine this moment adds 1 with respect to the descending COUNT-I that is transferred to TRNC.The terminal is sent the Radio Resource reprovision to TRNC and is accomplished message after reshuffling completion.TRNC sends reorientation probe message and reorientation completion message to core net, accomplishes the reorientation flow process.If after core net is sent RELOCATION REQUEST message, set up speech business at SRNC; Then in setting up the speech business process, SRNC and terminal interaction NAS (Non-Access Stratum, Non-Access Stratum) message; For example; SRNC is after core net is sent RELOCATION REQUEST message, and core net has been sent connection (CONNECT) message to SRNC, and SRNC is transmitted to the terminal to this connection message.The descending COUNT-I at SRNC and terminal all can increase, greater than the descending COUNT-I that is transferred to TRNC.After the reorientation success, the terminal is sent connection response message through TRNC to core net, and core net is sent ALERTING message through TRNC to the terminal again, and the descending COUNT-I that this moment, TRNC carried in downstream message equals the descending COUNT-I that preserve at the terminal at most.Therefore, the terminal can abandon the message of receiving, causes the speech business bust this.
Summary of the invention
The embodiment of the invention provides a kind of method of transmitting the integrity protection parameter, is used for being implemented in the transmission of repositioning process integrity protection parameters C OUNT-I, improves and to stride the consistency that RNC switches the COUNT-I that back TRNC and terminal preserves.
A kind of method of transmitting the integrity protection parameter may further comprise the steps:
The one RNC radio network controller sends variation safe mode information request message to the 2nd RNC after receiving the Radio Resource reprovision completion message that send at the terminal, request obtains the integrity protection parameters C OUNT-I of this terminal correspondence; Wherein, a said RNC is a Target RNC, and the 2nd RNC is source RNC;
The one RNC upgrades local COUNT-I according to the COUNT-I that carries in the variation safe mode info response message that receives.
In the said method, a RNC sends the step that changes the safe mode information request message to the 2nd RNC and comprises: a RNC sends to the 2nd RNC through the IUR interface and changes the safe mode information request message; Said variation safe mode information request message is included in the private message body of IUR interface.
After the 2nd RNC sends variation safe mode information request message, also comprise step at a RNC: a RNC opening timing device gets in the state of wait-for-response.
Also comprise step: RNC COUNT-I according to this locality behind timer expiry continues message transfer.
The one RNC is according to the integrity protection parameters C OUNT-I that carries in the response message that receives; Upgrading local COUNT-I step comprises: COUNT-I that carries in the variation safe mode info response message that a RNC will receive and local COUNT-I compare; If inconsistent, the higher value among the COUNT-I of the COUNT-I that preservation is carried and this locality.
The one RNC is after receiving the Radio Resource reprovision completion message that send at the terminal; Sending the step that changes the safe mode information request message to the 2nd RNC comprises: a RNC changes the safe mode information request message to the 2nd RNC transmission send Radio Resource reprovision completion message to core net after.
A kind of method of transmitting the integrity protection parameter may further comprise the steps:
The 2nd RNC receives the variation safe mode information request message that a RNC sends after reconfiguration message is eated dishes without rice or wine in transmission;
The 2nd RNC generates and changes the safe mode info response message, and returns variation safe mode info response message to a RNC; Comprise current integrity protection parameters C OUNT-I in the said response message.
In the said method, the 2nd RNC returns the step that changes the safe mode info response message to a RNC and comprises: the 2nd RNC returns to a RNC through the IUR interface and changes the safe mode info response message; Said variation safe mode info response message is included in the private message body of IUR interface.
A kind of radio network controller comprises:
First Transmit-Receive Unit is used for sending variation safe mode information request message to other RNC, and receives variation safe mode info response message;
Comparing unit is used for the integrity protection parameters C OUNT-I that carries according to the variation safe mode info response message that receives, upgrades local COUNT-I.
In the said apparatus, first Transmit-Receive Unit comprises the IUR interface; First Transmit-Receive Unit sends to SRNC through the IUR interface and changes the safe mode information request message.
Also comprise: timer is used for timing.
First Transmit-Receive Unit COUNT-I according to this locality behind timer expiry continues message transfer.
COUNT-I that carries in the variation safe mode info response message that comparing unit will receive and local COUNT-I compare, if inconsistent, the higher value among the COUNT-I of the COUNT-I that preservation is carried and this locality.
First Transmit-Receive Unit sends variation safe mode information request message to other RNC send Radio Resource reprovision completion message to core net after.
First Transmit-Receive Unit also is used to receive the variation safe mode information request message that the 2nd RNC sends, and returns variation safe mode info response message to other RNC; Comprise integrity protection parameters C OUNT-I in the said response message.
First Transmit-Receive Unit returns to other RNC through the IUR interface and changes the safe mode info response message.
A kind of radio network controller comprises:
Second Transmit-Receive Unit is used to receive the variation safe mode information request message that other RNC sends, and returns variation safe mode info response message to other RNC;
Generation unit is used for after the variation safe mode information request message that receives other RNC transmission, generating variation safe mode info response message; Comprise integrity protection parameters C OUNT-I in the said response message.
In the said apparatus, second Transmit-Receive Unit returns to other RNC through the IUR interface and changes the safe mode info response message.
In the embodiment of the invention, TRNC sends variation safe mode information request message to SRNC after receiving the Radio Resource reprovision completion message that send at the terminal; SRNC receives this request message, and returns variation safe mode info response message to TRNC, wherein, comprises up-to-date integrity protection parameters C OUNT-I in this response message; TRNC upgrades local COUNT-I according to the COUNT-I that carries in the response message that receives.Realized the correct integrity protection parameters C OUNT-I that transmits in repositioning process, the consistency of the integrity protection parameters C OUNT-I that preserved at TRNC and terminal when the RNC switching was striden in raising.
Description of drawings
Figure 1A is the composition sketch map of integrity protection parameters C OUNT-I;
Figure 1B causes NAS message to abandon sketch map for striding the RNC switching;
Fig. 2 is communication system primary structure figure in the embodiment of the invention;
Fig. 3 A is a TRNC detailed structure view in the embodiment of the invention;
Fig. 3 B changes safe mode information request message content sketch map in the embodiment of the invention;
Fig. 3 C changes safe mode info response message content sketch map in the embodiment of the invention;
Fig. 4 is a SRNC detailed structure view in the embodiment of the invention;
Fig. 5 is the main method flow chart that the TRNC side is transmitted integrity protection parameters C OUNT-I in the embodiment of the invention;
Fig. 6 is the main method flow chart that the SRNC side is transmitted integrity protection parameters C OUNT-I in the embodiment of the invention;
Fig. 7 is the detailed method flow chart that passes through to transmit when the IUR interface is transmitted message integrity protection parameters C OUNT-I in the embodiment of the invention;
Fig. 8 is the detailed method flow chart that the TRNC side is transmitted integrity protection parameters C OUNT-I in the embodiment of the invention;
Fig. 9 is the detailed method flow chart that the SRNC side is transmitted integrity protection parameters C OUNT-I in the embodiment of the invention.
Embodiment
In the embodiment of the invention, TRNC sends variation safe mode information request message to SRNC after receiving the Radio Resource reprovision completion message that send at the terminal; SRNC receives this request message, and returns variation safe mode info response message to TRNC, wherein, comprises up-to-date integrity protection parameters C OUNT-I in this response message; TRNC upgrades local COUNT-I according to the COUNT-I that carries in the response message that receives.Realized the correct integrity protection parameters C OUNT-I that transmits in repositioning process, the consistency of the integrity protection parameters C OUNT-I that preserved at TRNC and terminal when the RNC switching was striden in raising.
Referring to Fig. 2, communication system comprises TRNC201 and SRNC202 in the present embodiment.
TRNC201 is used for sending variation safe mode information request (Changed SecurityMode Info Req) message to SRNC202.RNC reorientation flow process takes place in; TRNC201 is after receiving the Radio Resource reprovision completion message that send at the terminal; Send variation safe mode information request message to SRNC202; Obtaining current integrity protection parameters C OUNT-I information, and, upgrade local integrity protection parameters C OUNT-I according to the integrity protection parameters C OUNT-I that obtains.TRNC201 also is used for after the RELOCATION REQUEST message of receiving the core net forwarding, sending relocation response message to core net, and after receiving the Radio Resource reprovision completion message that send at the terminal, accomplishes message to core net transmission reorientation probe message and reorientation.
SRNC202 is used for sending variation safe mode information response (Changed SecurityMode Info Rsp) message to TRNC201.SRNC202 is used for after the variation safe mode information request message that receives the TRNC201 transmission; Return variation safe mode info response message to TRNC201; Comprise integrity protection parameters C OUNT-I in this response message, professional connection such as speech business if take place in especially descending COUNT-I in repositioning process; Possibly therefore up-to-date COUNT-I sent to TRNC201 because of transmission NAS message changes COUNT-I through changing the safe mode info response message.SRNC202 also is used for when needs carry out reorientation, sending RELOCATION REQUEST message to core net; In repositioning process, receive the reorientation command messages that core net is sent; And behind the reorientation command messages that receives the core net transmission, send the reconfiguration message of eating dishes without rice or wine to the terminal; Get into the state of the IU release command of waiting for core net afterwards, in the wait process, receive the variation safe mode information request message that TRNC201 sends.
As RNC during as TRNC201, RNC comprises first Transmit-Receive Unit 2011, first memory cell 2012, timer 2 013 and comparing unit 2014.Shown in Fig. 3 A.
First Transmit-Receive Unit 2011 is used for receiving and sending message.First Transmit-Receive Unit 2011 specifically is used for sending variation safe mode information request message to SRNC202; The first preferable Transmit-Receive Unit 2011 comprises the IUR interface; Adopt private message (PrivateMessage) structural transmission of IUR interface (interface that direct physical connects between two RNC) to change the safe mode information request message; So that do not influence the existing communication agreement, message content is shown in Fig. 3 B.And receive the variation safe mode info response message that SRNC202 returns, and the private message structural transmission of preferable employing IUR interface changes the safe mode info response message, and message content is shown in Fig. 3 C.Changing the safe mode information request message and changing in the safe mode info response message; Can sign be set for the terminal; For example; Represent the instance number of terminal through srnc-U-RNTI in the SRNC202 side; It is Changed Security Mode Info Req through the IUR interface to the cell type of the request message of SRNC202 transmission that first Transmit-Receive Unit 2011 is set, and expression acquisition request integrity protection parameters C OUNT-I information maybe be owing to transmitting the integrity protection parameters C OUNT-I that NAS message changes to obtain.First Transmit-Receive Unit 2011 also is used to receive the RELOCATION REQUEST message that core net is transmitted, and receiving terminal is accomplished message through the Radio Resource reprovision that the Uu mouth sends.First Transmit-Receive Unit 2011 also is used to receive the RELOCATION REQUEST message that core net is transmitted; And to core net transmission relocation response message; The Radio Resource reprovision that receiving terminal sends is accomplished message, sends reorientation to core net and accomplishes (RELOCATIONCOMPLETE) message, accomplishes repositioning process; And to core net transmission reorientation probe message, the switching of request user face data.First Transmit-Receive Unit 2011 can send at any time and change the safe mode information request message; For example can after receiving the Radio Resource reprovision completion message that send at the terminal, send and change the safe mode information request message; Preferable, can be after sending the reorientation probe message, perhaps send reorientation completion message to core net after to core net; Send variation safe mode information request message, so that obtain up-to-date COUNT-I.First Transmit-Receive Unit 2011 can also repeatedly send after receiving the Radio Resource reprovision completion message that send at the terminal and change the safe mode information request message, so that obtain up-to-date COUNT-I.
Timer 2 013 is used for timing.Timer 2 013 specifically is used for; First Transmit-Receive Unit 2011 sends variation safe mode information request message through the IUR interface after; Start timing; And making RNC get into the state that wait SRNC202 returns variation safe mode info response message, timing waits for that SRNC202 returns variation safe mode info response message, to obtain up-to-date integrity protection parameters C OUNT-I.If timer 2 013 is overtime and also do not receive the response message that SRNC202 returns, RNC is jumped out wait for that SRNC202 returns the state that changes the safe mode info response message, comparing unit 2014 also needn't upgrade integrity protection parameters C OUNT-I.
Comparing unit 2014 is used for judging whether the variation safe mode info response message that receives comprises integrity protection parameters C OUNT-I.When judged result when being, continue judge whether COUNT-I effective, and promptly whether form correct, can be through whether totally 32 of inspection COUNT-I, whether high 28 for HFN, hang down 4 and accomplish deterministic process for RRC SN.When judged result when being, compare with the integrity protection parameters C OUNT-I of preservation in first memory cell 2012 changing the integrity protection parameters C OUNT-I that carries in the safe mode info response message, if inconsistent, then preserve the higher value among both.If first Transmit-Receive Unit 2011 does not receive that after timer 2 013 is overtime SRNC202 passes through the variation safe mode info response message that the IUR interface sends yet; Do not comprise effective integrity protection parameters C OUNT-I information in the variation safe mode info response message that perhaps receives; The cell type of the response message of perhaps receiving is not Changed Security Mode Info Rsp; The integrity protection parameters C OUNT-I that comprises in the variation safe mode info response message of perhaps receiving is less than or equal to the integrity protection parameters C OUNT-I that preserves in first memory cell 2012, then needn't upgrade integrity protection parameters C OUNT-I.
Referring to Fig. 4, as RNC during as SRNC202, RNC comprises second Transmit-Receive Unit 2021 and generation unit 2022, can also comprise releasing unit 2023.
Second Transmit-Receive Unit 2021 is used for receiving and sending message.Second Transmit-Receive Unit 2021 is used for receiving the variation safe mode information request message that TRNC201 sends through self inner IUR interface, and wherein, this request message is included in the private message body of IUR interface.After receiving this request message, second Transmit-Receive Unit 2021 returns to TRNC201 through the IUR interface and changes the safe mode info response message, and wherein, this response message is included in the private message body of IUR interface.Second Transmit-Receive Unit 2021 also is used for when repositioning process begins, sending RELOCATION REQUEST message to core net; Through core net this request message is transmitted to TRNC201; Receive the reorientation order that core net is sent, and transmission eats dishes without rice or wine to reshuffle (RadioBearer Reconfiguration) message to the terminal.Wherein, after second Transmit-Receive Unit 2021 sent the reconfiguration message of eating dishes without rice or wine, SRNC202 can get in the state of the IU release command of waiting for core net, in the wait process, receives the variation safe mode information request message that TRNC201 sends.If SRNC202 is not in the state of the IU release command of waiting for core net, then processing variation safe mode information request message is not done discard processing.Finish the back in the reorientation flow process and receive the IU release command that core net is sent, after receiving this release command, indication releasing unit 2023 release terminals are in the resource of SRNC202 side.
Introduce the method for transmitting the integrity protection parameter through realization flow below.
Referring to Fig. 5, the embodiment of the invention is transmitted the method for integrity protection parameter from the introduction of TRNC201 side.The main method flow process that the TRNC201 side is transmitted integrity protection parameters C OUNT-I is following:
Step 501:TRNC201 sends variation safe mode information request message to SRNC202 after receiving the Radio Resource reprovision completion message that send at the terminal, request obtains the integrity protection parameters C OUNT-I of this terminal correspondence.
Preferable; TRNC201 also can change the safe mode information request message to the SRNC202 transmission after core net is sent the reorientation probe message or send reorientation completion message to core net after; This moment chain of command and user face data has disposed or be about to configuration accomplishes; Core net has stopped or being about to stop to transmit message to SRNC202, and the possibility that the COUNT-I of SRNC202 side changes is less, so that TRNC201 obtains up-to-date COUNT-I.
Step 502:TRNC201 upgrades local COUNT-I according to the COUNT-I that carries in the variation safe mode info response message that receives.
Referring to Fig. 6, the embodiment of the invention is transmitted the method for integrity protection parameters C OUNT-I from the introduction of SRNC202 side.The main method flow process that the SRNC202 side is transmitted integrity protection parameters C OUNT-I is following:
Step 601:SRNC202 receives the variation safe mode information request message that TRNC201 sends after reconfiguration message is eated dishes without rice or wine in transmission.
Step 601:SRNC202 returns to TRNC201 and changes the safe mode info response message.Comprise current integrity protection parameters C OUNT-I in the said response message.
The embodiment of the invention is through transmitting the method for going into to join COUNT-I that message realizes transmitting protection algorithm integrallty f9 in the safe mode.Wherein, can transmit message through the IUR interface.Referring to shown in Figure 7.
Step 701:TRNC201 sends variation safe mode information request message through the IUR interface to SRNC202 after sending the reorientation probe message to core net.Wherein, this request message is included in the private message body of IUR interface.
Step 702:SRNC202 returns through the IUR interface and changes the safe mode info response message.Wherein, comprise current integrity protection parameters C OUNT-I in this response message.This response message is included in the private message body of IUR interface.
Step 703:TRNC201 judges that the integrity protection parameters C OUNT-I that carries in the message receive is whether greater than the COUNT-I of this locality.When judged result when being, continue step 704, otherwise continue step 705.
Step 704:TRNC201 upgrades the local integrity protection parameters C OUNT-I that preserves.
Wherein, TRNC201 compares the integrity protection parameters C OUNT-I that carries in the message of receiving with the integrity protection parameters C OUNT-I of preservation in first memory cell 2013, if inconsistent, then preserve the higher value among both.If do not comprise effective integrity protection parameters C OUNT-I message in the variation safe mode info response message that TRNC201 receives; The cell type of the response message of perhaps receiving is not Changed Security Mode Info Rsp; The integrity protection parameters C OUNT-I that comprises in the variation safe mode info response message of perhaps receiving is less than or equal to the integrity protection parameters C OUNT-I that preserves among the TRNC201, then needn't upgrade integrity protection parameters C OUNT-I.
Step 705:TRNC201 replys reorientation to core net and accomplishes message, accomplishes repositioning process.
Referring to Fig. 8, the embodiment of the invention is transmitted the method for integrity protection parameters C OUNT-I from the introduction of TRNC201 side.The detailed method flow process that the TRNC201 side is transmitted the integrity protection parameter is following:
The terminal is sent the message that the Radio Resource reprovision is accomplished through the Uu mouth to TRNC201, and TRNC201 sends the reorientation probe message to core net.
Step 801:TRNC201 sends variation safe mode information request message through the IUR interface to SRNC202 after sending the reorientation probe message to core net.Wherein, changing the safe mode information request message is included in the private message of IUR interface.
Step 802:TRNC201 starts timer 2 014, gets into the state of wait-for-response, changes the safe mode info response message to wait for that SRNC202 returns.
Step 803: before timer 2 014 was overtime, TRNC201 received and changes the safe mode info response message.Continue step 804.Wherein, this response message is that TRNC201 passes through the reception of IUR interface, and this response message is included in the private message body of IUR interface.TRNC201 resolves the private message body, obtains the integrity protection parameters C OUNT-I information in this variation safe mode info response message.
Step 804:TRNC201 judges in the variation safe mode info response message of receiving whether comprise integrity protection parameters C OUNT-I.When judged result when being, continue step 805, otherwise continue step 807.
Step 805:TRNC201 judges that the integrity protection parameters C OUNT-I that comprises in the response message receive is whether greater than the COUNT-I of this locality.When judged result when being, continue step 806, otherwise continue step 807.
Step 806:TRNC201 upgrades and is kept at local integrity protection parameters C OUNT-I.
Wherein, The integrity protection parameters C OUNT-I that carries in the response message of comparing unit 2015 with 2011 receptions of first Transmit-Receive Unit compares with the integrity protection parameters C OUNT-I of preservation in first memory cell 2013; If inconsistent, then preserve the higher value among both.
If also receiving, TRNC201 do not change the safe mode info response message after timer 2 014 is overtime; Do not comprise effective integrity protection parameters C OUNT-I message in the variation safe mode info response message that perhaps receives; The cell type of the response message of perhaps receiving is not Changed Security ModeInfo Rsp; The integrity protection parameters C OUNT-I that comprises in the variation safe mode info response message of perhaps receiving is less than or equal to the integrity protection parameters C OUNT-I that preserves among the TRNC201; Then needn't upgrade integrity protection parameters C OUNT-I, continue step 807.
Step 807:TRNC201 replys reorientation to core net and accomplishes message, accomplishes repositioning process.
Referring to Fig. 9, the embodiment of the invention is transmitted the method for integrity protection parameters C OUNT-I from the introduction of SRNC202 side.The detailed method flow process that the SRNC202 side is transmitted the integrity protection parameter is following:
SRNC202 receives the reorientation order that core net is sent, and successfully sends the reconfiguration message of eating dishes without rice or wine to the terminal, gets into the state of the IU release command of waiting for core net.
Step 901:SRNC202 receives the variation safe mode information request message that TRNC201 sends through the IUR interface.Wherein, this request message is included in the private message body of IUR interface.
Step 902:SRNC202 returns to TRNC201 through the IUR interface and changes the safe mode info response message.Wherein, comprise current integrity protection parameters C OUNT-I information in this response message.
This variation safe mode info response message is included in the private message body of IUR interface.Wherein, it is the instance number of terminal in the SRNC202 side that srnc-U-RNTI is set, and the cell type that the response message of transmission is set is Changed Security Mode Info Rsp, and the message that expression is sent carries integrity protection parameters C OUNT-I.
If SRNC202 is not in the wait state of the IU release command of waiting for core net, then processing variation safe mode information request message is not done discard processing.
Step 903:SRNC202 receives the IU release command that core net is sent.
Step 904:SRNC202 discharges the resource of terminal in the SRNC202 side.Wherein, resource can be RRC connection etc.
In the embodiment of the invention, TRNC201 sends variation safe mode information request message to SRNC202 after receiving the Radio Resource reprovision completion message that send at the terminal; SRNC202 receives this request message, and returns variation safe mode request message response message to TRNC201, wherein, comprises current integrity protection parameters C OUNT-I in this response message; TRNC201 upgrades local COUNT-I according to the COUNT-I that carries in the response message that receives.Realized the correct integrity protection parameters C OUNT-I that transmits in repositioning process; The consistency of the integrity protection parameters C OUNT-I that preserved at TRNC201 and terminal when the RNC switching was striden in raising; Needn't limit the quantity of NAS message; Therefore the problem of NAS message can not appear abandoning yet; Thereby the recipient can avoid because of integrity protection parameters C OUNT-I fails correctly to transmit signaling is abandoned, and then traffic affecting be set up and transmission with the correct completion of integrity protection algorithm f9 to the verification whether signaling data is illegally modified in process of transmitting.And TRNC can send at any time and change the safe mode information request message; For example can after receiving the Radio Resource reprovision completion message that send at the terminal, send and change the safe mode information request message; Preferable; Can after sending the reorientation probe message or to core net, send to send after message is accomplished in reorientation and change the safe mode information request message to core net; Chain of command and user face data all disposed or soon and accomplished this moment, and core net possibly stop to transmit message to SRNC, and the possibility that the COUNT-I of SRNC side changes again is less; To continue the mutual possibility that causes COUNT-I to change again less because of SRNC and terminal after obtaining, so that obtain up-to-date COUNT-I.And change the safe mode information request message and change the private message body that the safe mode info response message all can be positioned at the IUR interface, be convenient to the expansion of message, and do not influence the existing communication agreement.Below all guarantee in striding the handoff procedure of RNC, call drop can not take place, guarantee terminal caller success, reach normally carrying out of operation flow.
Be used to realize that the software of the embodiment of the invention can be stored in storage mediums such as floppy disk, hard disk, CD and flash memory.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, belong within the scope of claim of the present invention and equivalent technologies thereof if of the present invention these are revised with modification, then the present invention also is intended to comprise these changes and modification interior.
Claims (18)
1. a method of transmitting the integrity protection parameter is characterized in that, may further comprise the steps:
The one RNC radio network controller sends variation safe mode information request message to the 2nd RNC after receiving the Radio Resource reprovision completion message that send at the terminal, request obtains the integrity protection parameters C OUNT-I of this terminal correspondence; Wherein, in repositioning process, a said RNC is a Target RNC, and the 2nd RNC is source RNC;
The one RNC upgrades local COUNT-I according to the COUNT-I that carries in the variation safe mode info response message that receives.
2. the method for claim 1 is characterized in that, a RNC sends the step that changes the safe mode information request message to the 2nd RNC and comprises: a RNC sends to the 2nd RNC through the IUR interface and changes the safe mode information request message; Said variation safe mode information request message is included in the private message body of IUR interface.
3. according to claim 1 or claim 2 method is characterized in that, sends to the 2nd RNC at a RNC also to comprise step after changing the safe mode information request message: a RNC opening timing device, and in the state of entering wait-for-response.
4. method as claimed in claim 3 is characterized in that, also comprises step: RNC COUNT-I according to this locality behind timer expiry continues message transfer.
5. according to claim 1 or claim 2 method is characterized in that, a RNC upgrades local COUNT-I step and comprises according to the integrity protection parameters C OUNT-I that carries in the response message that receives:
COUNT-I that carries in the variation safe mode info response message that the one RNC will receive and local COUNT-I compare, if inconsistent, the higher value among the COUNT-I of the COUNT-I that preservation is carried and this locality.
6. according to claim 1 or claim 2 method; It is characterized in that; The one RNC is after receiving the Radio Resource reprovision completion message that send at the terminal; Sending the step that changes the safe mode information request message to the 2nd RNC comprises: a RNC changes the safe mode information request message to the 2nd RNC transmission send Radio Resource reprovision completion message to core net after.
7. a method of transmitting the integrity protection parameter is characterized in that, may further comprise the steps:
The 2nd RNC receives the variation safe mode information request message that a RNC sends after reconfiguration message is eated dishes without rice or wine in transmission;
The 2nd RNC generates and changes the safe mode info response message, and returns said variation safe mode info response message to a RNC; Comprise current integrity protection parameters C OUNT-I in the said response message.
8. method as claimed in claim 7 is characterized in that, the 2nd RNC returns the step that changes the safe mode info response message to a RNC and comprises: the 2nd RNC returns to a RNC through the IUR interface and changes the safe mode info response message; Said variation safe mode info response message is included in the private message body of IUR interface.
9. a radio network controller (RNC) is characterized in that, comprising:
First Transmit-Receive Unit is used for sending variation safe mode information request message to other RNC, and receives variation safe mode info response message;
Comparing unit is used for the integrity protection parameters C OUNT-I that carries according to the variation safe mode info response message that receives, upgrades local COUNT-I.
10. radio network controller (RNC) as claimed in claim 9 is characterized in that first Transmit-Receive Unit comprises the IUR interface; First Transmit-Receive Unit sends to SRNC through the IUR interface and changes the safe mode information request message.
11., it is characterized in that also comprise: timer is used for timing like claim 9 or 10 described radio network controller (RNC)s.
12. radio network controller (RNC) as claimed in claim 11 is characterized in that, first Transmit-Receive Unit COUNT-I according to this locality behind timer expiry continues message transfer.
13. like claim 9 or 10 described radio network controller (RNC)s; It is characterized in that; COUNT-I that carries in the variation safe mode info response message that comparing unit will receive and local COUNT-I compare; If inconsistent, the higher value among the COUNT-I of the COUNT-I that preservation is carried and this locality.
14., it is characterized in that first Transmit-Receive Unit sends variation safe mode information request message to other RNC like claim 9 or 10 described radio network controller (RNC)s send Radio Resource reprovision completion message to core net after.
15. radio network controller (RNC) as claimed in claim 9 is characterized in that, first Transmit-Receive Unit also is used to receive the variation safe mode information request message that the 2nd RNC sends, and returns variation safe mode info response message to other RNC; Comprise integrity protection parameters C OUNT-I in the said response message.
16. radio network controller (RNC) as claimed in claim 15 is characterized in that, first Transmit-Receive Unit returns to other RNC through the IUR interface and changes the safe mode info response message.
17. a radio network controller (RNC) is characterized in that, comprising:
Second Transmit-Receive Unit is used to receive the variation safe mode information request message that other RNC sends, and returns variation safe mode info response message to other RNC;
Generation unit is used for after the variation safe mode information request message that receives other RNC transmission, generating variation safe mode info response message; Comprise integrity protection parameters C OUNT-I in the said response message.
18. radio network controller (RNC) as claimed in claim 17 is characterized in that, second Transmit-Receive Unit returns to other RNC through the IUR interface and changes the safe mode info response message.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102161438A CN102316455A (en) | 2010-06-30 | 2010-06-30 | Method and device for transmitting completeness protection parameters |
| PCT/CN2011/076563 WO2012000435A1 (en) | 2010-06-30 | 2011-06-29 | Method and apparatus for transmitting integrity protection parameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102161438A CN102316455A (en) | 2010-06-30 | 2010-06-30 | Method and device for transmitting completeness protection parameters |
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| CN102316455A true CN102316455A (en) | 2012-01-11 |
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| CN2010102161438A Pending CN102316455A (en) | 2010-06-30 | 2010-06-30 | Method and device for transmitting completeness protection parameters |
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| Country | Link |
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| CN (1) | CN102316455A (en) |
| WO (1) | WO2012000435A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103297971A (en) * | 2012-02-29 | 2013-09-11 | 鼎桥通信技术有限公司 | Method and system for protecting integrity in communication system |
| CN104469745A (en) * | 2014-11-26 | 2015-03-25 | 大唐移动通信设备有限公司 | Application method and device for integrity protection parameters |
| CN108668281A (en) * | 2017-03-31 | 2018-10-16 | 华为技术有限公司 | A kind of communication means, relevant device and system |
| CN110536415A (en) * | 2018-05-23 | 2019-12-03 | 大唐移动通信设备有限公司 | A kind of processing method of NAS message, colony terminal and cluster core net |
| WO2024073924A1 (en) * | 2022-11-17 | 2024-04-11 | Lenovo (Beijing) Ltd. | Methods and apparatus of determining integrity of positioning estimates |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101060696A (en) * | 2006-04-17 | 2007-10-24 | 大唐移动通信设备有限公司 | A method for ensuring the compatible integrity parameters from both the receiving and sending parties |
| CN101111062A (en) * | 2006-07-21 | 2008-01-23 | 普天信息技术研究院 | Method for relocating service wireless network subsystem |
| CN101202936A (en) * | 2006-12-11 | 2008-06-18 | 大唐移动通信设备有限公司 | Method, system realizing RRC signal order integrality protection referring to SRNS relocation and wireless network controller |
| CN101715188A (en) * | 2010-01-14 | 2010-05-26 | 中兴通讯股份有限公司 | Updating method and updating system of air interface key |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100581222B1 (en) * | 2004-02-18 | 2006-05-22 | 삼성전자주식회사 | Method for determining reference power of power balancing in mobile communication system |
| CN101388829B (en) * | 2007-09-10 | 2011-03-30 | 大唐移动通信设备有限公司 | Signaling for reposition and data ciphering method, system and radio network controller |
-
2010
- 2010-06-30 CN CN2010102161438A patent/CN102316455A/en active Pending
-
2011
- 2011-06-29 WO PCT/CN2011/076563 patent/WO2012000435A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101060696A (en) * | 2006-04-17 | 2007-10-24 | 大唐移动通信设备有限公司 | A method for ensuring the compatible integrity parameters from both the receiving and sending parties |
| CN101111062A (en) * | 2006-07-21 | 2008-01-23 | 普天信息技术研究院 | Method for relocating service wireless network subsystem |
| CN101202936A (en) * | 2006-12-11 | 2008-06-18 | 大唐移动通信设备有限公司 | Method, system realizing RRC signal order integrality protection referring to SRNS relocation and wireless network controller |
| CN101715188A (en) * | 2010-01-14 | 2010-05-26 | 中兴通讯股份有限公司 | Updating method and updating system of air interface key |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103297971A (en) * | 2012-02-29 | 2013-09-11 | 鼎桥通信技术有限公司 | Method and system for protecting integrity in communication system |
| CN103297971B (en) * | 2012-02-29 | 2016-06-22 | 鼎桥通信技术有限公司 | Completeness protection method in a kind of communication system and system |
| CN104469745A (en) * | 2014-11-26 | 2015-03-25 | 大唐移动通信设备有限公司 | Application method and device for integrity protection parameters |
| CN104469745B (en) * | 2014-11-26 | 2018-05-01 | 大唐移动通信设备有限公司 | The application process and device of a kind of integrity protection parameter |
| CN108668281A (en) * | 2017-03-31 | 2018-10-16 | 华为技术有限公司 | A kind of communication means, relevant device and system |
| US11051171B2 (en) | 2017-03-31 | 2021-06-29 | Huawei Technologies Co., Ltd. | Communication method, related device, and system |
| CN110536415A (en) * | 2018-05-23 | 2019-12-03 | 大唐移动通信设备有限公司 | A kind of processing method of NAS message, colony terminal and cluster core net |
| CN110536415B (en) * | 2018-05-23 | 2020-11-20 | 大唐移动通信设备有限公司 | NAS message processing method, cluster terminal and cluster core network |
| WO2024073924A1 (en) * | 2022-11-17 | 2024-04-11 | Lenovo (Beijing) Ltd. | Methods and apparatus of determining integrity of positioning estimates |
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| Publication number | Publication date |
|---|---|
| WO2012000435A1 (en) | 2012-01-05 |
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