CN103200620B - The method of core network access and device in a kind of LTE system - Google Patents
The method of core network access and device in a kind of LTE system Download PDFInfo
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- CN103200620B CN103200620B CN201310070595.3A CN201310070595A CN103200620B CN 103200620 B CN103200620 B CN 103200620B CN 201310070595 A CN201310070595 A CN 201310070595A CN 103200620 B CN103200620 B CN 103200620B
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Abstract
The present invention relates to wireless communication technology, disclose method and the device of core network access in a kind of LTE system, for avoid multiple base station simultaneously core network access time, produce the situation of transmission data congestion, the method is: the SCTP packet that network side apparatus sends according to the base station received, and judges whether set up based on the passage of Stream Control Transmission Protocol between network side apparatus and base station; In a case of yes, set up S1 interface according to association message, and the message received is sent by first passage; Otherwise, first set up the passage based on Stream Control Transmission Protocol, S1 interface is set up again according to association message, and the message received is sent by second channel, by the message that the base station setting up passage is sent, the message sent with the base station not setting up passage, send respectively by different passages, thus avoid multiple base station simultaneously core network access time, produce the situation of transmission data congestion, on the impact of the quality of service of access base station.
Description
Technical field
The present invention relates to wireless communication technology field, particularly the method for core network access and device in a kind of LTE system.
Background technology
Along with the development in pluralism of terminal, the requirement of terminal to network system is also more and more higher, so, the performance of Cell Edge User can be improved, improve the LTE(LongTermEvolution of cell capacity and reduction system delay, Long Term Evolution) apply and give birth to.LTE is a transition between 3G and 4G, it improves and enhances the aerial access technology of 3G, adopt OFDM(OrthogonalFrequently-DivisionMultiplexing, OFDM) MIMO(MultipleInputMultipleOutput, multiple-input, multiple-output) as the sole criterion of its wireless network evolution, the peak rate of descending 326Mbit/s and up 86Mbit/s can be provided under 20MHz spectral bandwidth, achieve the requirement of low time delay, low complex degree and low cost.
In LTE system, base station is when core network access, in order to improve the fail safe of the S1 signaling plane interface of the rear LTE system of base station access, that is, in order to ensure the legitimacy of the identity of access base station, core net needs the IP(InternetProtocol of all base stations configuring concrete access network, Internet protocol) address, port numbers and local terminal IP address and port numbers etc. set up the data that coupling must consult.
In prior art, during the core network access of base station, adopt the mode of static access, namely manually the IP address of the IP address of all base stations, port numbers and local terminal and port numbers etc. are set up the data that coupling must consult and manually import core net.Expand gradually in LTE network networking scale, network environment increasingly sophisticated, although the mode of base station static state access effectively ensure that the legitimacy of access base station identity, the data of human configuration core-network side, the human cost of meeting at substantial and time cost, and efficiency is lower.
Simultaneously, in the process of LTE large-scale network-estabilishing, the while of multiple base station during core network access, produce the situation of transmission data congestion, and then cause the control message of the base station side signaling plane accessed to retransmit, there is time delay even link failure, therefore, avoid transmission data congestion to have important practical significance for the real-time, interactive of the business of guarantee.
In prior art, in order to avoid congested situation occurs transmission data, EPC(EvolvedPackeCore, the packet-based core networks of evolution) or base station network element generally by completing at software layer, by dividing the different software treatment channel such as management channels, signalling path and service channel, classification process is carried out to dissimilar transmission data, to reach the object that classification controls.But, when there is multiple business type and needing core net overall situation plate to process, owing to being subject to the restriction of software processing capability to the treatment channel bandwidth of overall plate from interface board, when there is a large number of services flow, still can there are transmission data and congested situation occurs, now, avoid transmission data to occur congestedly can expend huge device resource undoubtedly according to software plane control, and then adopting prior art effectively to avoid transmitting data, that the cost that congested problem needs occurs is higher.
Summary of the invention
The embodiment of the present invention provides method and the device of base station core network access in a kind of LTE system, in order to avoid multiple base station simultaneously core network access time, produce the situation of transmission data congestion, ensure the quality of service of access base station, simultaneously, under the prerequisite of the legitimacy of the base station identity of guarantee core network access, improve base station access efficiency.
A method for core network access in Long Term Evolution LTE system, comprising:
The SCTP SCTP packet that network side apparatus sends according to the base station received, judges whether set up based on the passage of Stream Control Transmission Protocol between described network side apparatus and described base station;
If so, the S1 interface then sent according to the base station received is set up message and is set up S1 interface, and the message that this base station received sends is sent by first passage; Otherwise, first set up the described passage based on Stream Control Transmission Protocol, then set up message according to the S1 interface that the base station received sends and set up S1 interface, and the message that this base station received sends is sent by second channel.
A device for core network access in Long Term Evolution LTE system, comprising:
Judging unit, according to the SCTP SCTP packet that the base station received sends, judges whether set up based on the passage of Stream Control Transmission Protocol between described network side apparatus and described base station;
Transmitting element, after determining to set up based on the passage of Stream Control Transmission Protocol between described base station, the S1 interface sent according to the base station received is set up message and is set up S1 interface, and the message that this base station received sends is sent by first passage; Otherwise, first set up the described passage based on Stream Control Transmission Protocol, then set up message according to the S1 interface that the base station received sends and set up S1 interface, and the message that this base station received sends is sent by second channel.
In the embodiment of the present invention, the SCTP(StreamControlTransmissionprotocol that network side apparatus sends according to the base station received, SCTP) message, judge whether set up based on the passage of Stream Control Transmission Protocol between network side apparatus and base station, when determining to set up based on the passage of Stream Control Transmission Protocol between network side apparatus and base station, setting up message according to the S1 interface of the base station transmission received and setting up S1 interface, and the message that this base station received sends is sent by first passage, otherwise, first set up the passage based on Stream Control Transmission Protocol, the S1 interface sent according to the base station received again is set up message and is set up S1 interface, and the message that this base station received sends is sent by second channel, by setting up the message sent with the base station of the passage of network side, with do not set up the message sent with the base station of the passage of network side, send respectively by different passages, thus the while of avoiding multiple base station during core network access, produce the situation of transmission data congestion, on the impact of the quality of service of access base station, simultaneously, under the prerequisite of the legitimacy of the base station identity of guarantee core network access, improve base station access efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of network side apparatus in the embodiment of the present invention;
Fig. 2 is the flow chart of base station core network access in the embodiment of the present invention;
Fig. 3 is the structural representation of core net in the embodiment of the present invention;
Fig. 4 is that in the embodiment of the present invention, network side apparatus judges between base station based on the flow chart whether passage of Stream Control Transmission Protocol has been set up;
Fig. 5 A is the particular flow sheet setting up S1 signaling plane interface in the embodiment of the present invention;
Fig. 5 B is the concrete schematic diagram setting up S1 signaling plane interface in the embodiment of the present invention.
Embodiment
In order to avoid multiple base station simultaneously core network access time, produce the situation of transmission data congestion, ensure the quality of service of access base station, in the embodiment of the present invention, the SCTP packet that network side apparatus sends according to the base station received, judges whether set up based on the passage of Stream Control Transmission Protocol between network side apparatus and base station, when determining to set up based on the passage of Stream Control Transmission Protocol between network side apparatus and base station, setting up message according to the S1 interface of the base station transmission received and setting up S1 interface, and the message that this base station received sends is sent by first passage, otherwise, first set up the passage based on Stream Control Transmission Protocol, the S1 interface sent according to the base station received again is set up message and is set up S1 interface, and the message that this base station received sends is sent by second channel, by setting up the message sent with the base station of the passage of network side, with do not set up the message sent with the base station of the passage of network side, send respectively by different passages, thus the while of avoiding multiple base station during core network access, produce the situation of transmission data congestion, on the impact of the quality of service of access base station, simultaneously, under the prerequisite of the legitimacy of the base station identity of guarantee core network access, improve base station access efficiency.
Below in conjunction with accompanying drawing, the preferred embodiment of the present invention is described in detail.
Consult shown in Fig. 1, in the embodiment of the present invention, network side apparatus comprises judging unit 10 and transmitting element 11, wherein,
Judging unit 10, for the SCTP packet sent according to the base station received, judges whether set up based on the passage of Stream Control Transmission Protocol between base station;
Transmitting element 11, for after determining to set up based on the passage of Stream Control Transmission Protocol between base station, the S1 interface sent according to the base station received is set up message and is set up S1 interface, and the message that this base station received sends is sent by first passage; Otherwise, first set up the passage based on Stream Control Transmission Protocol, then set up message according to the S1 interface that the base station that receives sends and set up S1 interface, and the message that this base station received sends is sent by second channel.
Based on technique scheme, consult shown in Fig. 2, in the embodiment of the present invention, in LTE system, the detailed process of base station core network access is as follows:
Step 200: the SCTP packet that network side apparatus sends according to the base station received, judges whether set up based on the passage of Stream Control Transmission Protocol between network side apparatus and above-mentioned base station, if so, then performs step 210; Otherwise, perform step 220.
In actual applications, in LTE system, the MME(MobileManagementEntity in base station and EPC, Mobility Management Entity) interface between network element, be called S1 signaling plane interface, referred to as S1 interface.The foundation of S1 signaling plane interface is to perform across the application layer data needed for the interoperability of S1 signaling plane interface between base station and MME, this interface is set up as the control protocol of signaling plane based on SCTP, that is, in LTE system, adopt Stream Control Transmission Protocol as the mutual passage of signaling plane between base station and core net, the passage namely based on Stream Control Transmission Protocol is the basis setting up S1 signaling plane interface.
In the embodiment of the present invention, consult shown in Fig. 3, core net is divided into four layers, be followed successively by: physical layer, NP(NetworkPerformance, network operation) layer, driving layer and software layer (i.e. application layer), wherein, between base station and core net based on the process of establishing of the passage of Stream Control Transmission Protocol be software layer realize.Meanwhile, have two default chained lists at software layer: the first chained list and the second chained list, wherein, the first chained list is the dynamic session chained list of coupling, for safeguarding the state information of all passages based on Stream Control Transmission Protocol set up; Second chained list is coupling state chained list, for safeguarding the state information of all passages based on Stream Control Transmission Protocol do not completed.
In the embodiment of the present invention, the SCTP packet that network side apparatus sends according to the base station received, determine whether set up based on the passage of Stream Control Transmission Protocol between network side apparatus and base station, in the decision process of reality, by SCTP analytical function, SCTP packet is resolved, obtain the five-tuple information of carrying in SCTP packet, judge in current coupling state chained list, whether to there is the five-tuple information of resolving and getting, if, then determine that the passage based on Stream Control Transmission Protocol between network side apparatus and base station is set up, otherwise, determine that the passage based on Stream Control Transmission Protocol between network side apparatus and base station is not set up, wherein, five-tuple information comprises: source port number, destination slogan, source IP address, object IP address, protocol number.
Step 210: set up message according to the S1 interface of the base station transmission received and set up S1 interface, and the message that this base station received sends is sent by first passage.
In the embodiment of the present invention, after the Path Setup based on Stream Control Transmission Protocol completes, software layer starts to carry out setting up S1 signaling plane interface.
In the embodiment of the present invention, in order to avoid during the core network access of multiple stage base station to the impact of access base station, the passage of SCTP message will be transmitted between NP layer and software layer, namely SCTP session message passage is divided into two passages, that is, the SCTP message that the physical layer received is uploaded by the NP layer of core net is sent by two passages, and two passages are respectively: first passage and second channel.
In embodiments of the present invention, the SCTP message that the first kind base station received sends is sent by first passage by the NP layer of core net, the SCTP message that Equations of The Second Kind base station sends is sent by second channel, wherein, first kind base station is, has set up the base station with the passage based on Stream Control Transmission Protocol of core net; Equations of The Second Kind base station is, does not set up the base station with the passage based on Stream Control Transmission Protocol of core net.
In LTE system, there are many base stations and network side carries out mutual transmission channel, the type of message of each passage respectively from different is corresponding, and has different priority, and each passage all exists with the form of queue.In embodiments of the present invention, the message that this base station received sends is sent by first passage according to five-tuple information by network side apparatus.Such as, the message received all to be completed with the list item in Access Control List (ACL) by five-tuple information by base station mates, if the message of the passage of the message received and the built Stream Control Transmission Protocol that is based on matches, then this message is sent by first passage, otherwise this message is sent by second channel.
Preferably, in order to avoid the link congestion that upstream data causes, ensure communication quality between access base station and core net, NP layer has needed to extract the classification of protocol level granularity, be specially, by the dynamic session administration module of SCTP, the session information set up is synchronized on NP layer, the message sent from physical channel is segmented by the IP five-tuple information in session by Access Control List (ACL), due to Access Control List (ACL) close-packed arrays in NP, when the list item of the existence in queue is hit for each message entering NP, white list queue is joined by it.Herein for meet SCTP dynamic session administration module set up session related news all by white list form limit priority to be delivered to software plane.
Further, can also according to the bandwidth of the quantity set SCTP session message passage of access base station.Such as, under normal circumstances, safeguard that the data traffic of a stylobate station access session can not more than 10kbps, when the situation of existence 100 stylobate station core network access simultaneously, the bandwidth of SCTP session message passage can be set to 1mbps, be used for the session demand of the core network access meeting all base stations.
Meanwhile, further, EPC needs the session synchronization of protocol classification extraction module on support software layer SCTP dynamic session administration module and NP layer, that is, when the newly-built session of SCTP dynamic session administration module, or when deleting session, NP layer synchronously can complete the renewal of session.
Step 220: first set up the passage based on Stream Control Transmission Protocol, then set up message according to the S1 interface that the base station that receives sends and set up S1 interface, and the message that this base station received sends is sent by second channel.
In the embodiment of the present invention, the SCTP packet that network side apparatus sends according to the base station received, when determining not set up based on the passage of Stream Control Transmission Protocol between network side apparatus and base station, the passage will first set up based on Stream Control Transmission Protocol could set up S1 signaling plane interface, consult as follows, the detailed process set up based on the passage of Stream Control Transmission Protocol is as follows:
Steps A: call SCTP analytical function and resolve the SCTP message received, obtains the five-tuple information of carrying in SCTP message.
Step B: judge whether there is the five-tuple information of resolving and getting in current coupling state chained list, if so, then performs step C; Otherwise, perform step D.
In the embodiment of the present invention, the state-chain-table of coupling safeguards the state information of all passages based on Stream Control Transmission Protocol do not completed, wherein, the state of the passage based on Stream Control Transmission Protocol do not completed mainly comprises: INIT(initialization), COOKIE_WAIT(waits for), COOKIE_ECHOED(), ESTABLISHED, SHUTDOWN etc., and, only have when the state of the passage based on Stream Control Transmission Protocol is ESTABLISHED state, represent and set up based on the passage of Stream Control Transmission Protocol, the information of this passage just can add in the session chained list of coupling, and synchronously the information of this passage to NP layer.
In the embodiment of the present invention, the state information of unfounded passage may in current coupling state chained list, also may not in current coupling state chained list, and the previous case represents: passage was set up in the past, but do not complete foundation, latter event represents: passage is never set up.
Step C: upgrade the state information based on the passage of Stream Control Transmission Protocol in coupling state chained list, and determine this passage based on Stream Control Transmission Protocol complete set up time, the information of the passage based on Stream Control Transmission Protocol is added in the session chained list of coupling, and the synchronous state based on the passage of Stream Control Transmission Protocol is to NP layer.
In the embodiment of the present invention, the state based on the passage of Stream Control Transmission Protocol is ESTABLISHED state, represents that the passage based on Stream Control Transmission Protocol completes foundation.
Step D: when determining that the length value of coupling state chained list does not exceed the maximum number of connections of described Stream Control Transmission Protocol, adds the related status information of the passage based on Stream Control Transmission Protocol in coupling state chained list, and sets up the passage based on Stream Control Transmission Protocol.
In the embodiment of the present invention, the length value of coupling state chained list depends on the maximum number of connections of the Stream Control Transmission Protocol that equipment is arranged, and this parameter can by being manually configured amendment.
In the embodiment of the present invention, the SCTP packet that the software layer of network side apparatus sends according to the base station received, judges that the process whether set up based on the passage of Stream Control Transmission Protocol between base station is as shown in Figure 4, mainly comprises following several step:
Step 400: judge whether the message that the driving layer received sends is SCTP message, if so, then performs step 410; Otherwise, perform the handling process of other message.
In the embodiment of the present invention, the protocol number in the IP head of the message that software layer sends according to the software layer received, judges whether this message is SCTP message, if so, then performs step 410; Otherwise, perform the handling process of other message.
Step 410: call SCTP analytical function and resolve SCTP message, obtains the five-tuple information of carrying in SCTP message.
In the embodiment of the present invention, resolved SCTP message by SCTP analytical function, obtain the five-tuple information of carrying in SCTP message, this five-tuple information comprises: source port number, destination slogan, source IP address, object IP address, protocol number.
Step 420: judge whether there is the five-tuple information of resolving and getting in current coupling dynamic session chained list, if so, then performs step 430; Otherwise, perform step 440.
In the embodiment of the present invention, judge in the current coupling dynamic session chained list preset, whether to there is the five-tuple information of resolving and getting, if, then determine that the passage based on Stream Control Transmission Protocol between the base station that this five-tuple information is corresponding and core net is set up, therefore, without the need to setting up the passage between this base station and core net again.Otherwise, determine that the passage based on Stream Control Transmission Protocol between network side apparatus and base station is not set up.
Step 430: determine that the passage based on Stream Control Transmission Protocol is set up.
Step 440: determine that the passage based on Stream Control Transmission Protocol is not set up.
In the embodiment of the present invention, after the Path Setup based on Stream Control Transmission Protocol completes, software layer starts to carry out setting up S1 signaling plane interface.
The process setting up S1 signaling plane interface initiates this process by the base station of core net to be accessed to the MME transmission S1SETUPREQUEST message of core net usually, when MME responds S1SETUPRESPONSE message, represent that S1 signaling plane interface completes foundation, consult shown in Fig. 5 A, set up the detailed process following (wherein, Fig. 5 B judges between base station based on the schematic diagram whether passage of Stream Control Transmission Protocol has been set up) of S1 signaling plane interface:
Step 500:MME receives the s1setuprequest message that base station sends.
In the embodiment of the present invention, in the s1setuprequest message that base station sends, carry the GlobalID of this base station, and the key parameter such as this base station TA, PLMN of supporting.
Step 510:MME judges that whether the GlobalID that carries in s1setuprequest message has base station information mainly base station GlobalID with this locality clashes, and if so, then performs step 520; Otherwise, perform step 530.
Step 520: send s1setupfailure message to base station.
Step 530: send s1setupresponse message to base station, and record the GlobalID of this base station in the base station information list of this side.
In the embodiment of the present invention, in order to avoid during the core network access of multiple stage base station to the impact of access base station, the passage of SCTP message will be transmitted between NP layer and software layer, namely SCTP session message passage is divided into two passages, that is, the SCTP message that the physical layer received is uploaded by the NP layer of core net is sent by two passages, and two passages are respectively: first passage and second channel.
In embodiments of the present invention, the SCTP message that the first kind base station received sends is sent by first passage by the NP layer of core net, the SCTP message that Equations of The Second Kind base station sends is sent by second channel, wherein, first kind base station is, has set up the base station with the passage based on Stream Control Transmission Protocol of core net; Equations of The Second Kind base station is, does not set up the base station with the passage based on Stream Control Transmission Protocol of core net, and wherein, the message that this base station received sends is sent by first passage according to five-tuple information by network side apparatus.
After having set up based on the passage of Stream Control Transmission Protocol between network side apparatus and base station, this passage can also be removed, because Stream Control Transmission Protocol itself provides the flow process of removing based on the passage of Stream Control Transmission Protocol, it must perform according to the request of SCTP user, the dismounting of the passage based on Stream Control Transmission Protocol can have been carried out by base station or core-network side device in LTE system, after dismounting is based on the passage of Stream Control Transmission Protocol, needs to increase herein the rear release to resource on bottom-layer network processing engine NP has been discharged to coupling state-chain-table and coupling dynamic session chained list and coupling.
In sum, in the embodiment of the present invention, propose the method for core network access in a kind of LTE system, be specially: the SCTP packet that network side apparatus sends according to the base station received, judge whether set up based on the passage of Stream Control Transmission Protocol between network side apparatus and base station, if so, the S1 interface then sent according to the base station received is set up message and is set up S1 interface, and the message that this base station received sends is sent by first passage, otherwise, first set up the passage based on Stream Control Transmission Protocol, the S1 interface sent according to the base station received again is set up message and is set up S1 interface, and the message that this base station received sends is sent by second channel, the message that the base station setting up passage received sends is sent by first passage by above method, the message that the base station not setting up passage received sends is sent by second channel, thus avoid when same core net is accessed in multiple stage base station, on the impact of access base station transport service, and under the prerequisite of legitimacy ensureing base station identity, improve the access efficiency of base station.
Those skilled in the art should understand, embodiments of the invention can be provided as method, system or computer program.Therefore, the present invention can adopt the form of complete hardware embodiment, completely software implementation or the embodiment in conjunction with software and hardware aspect.And the present invention can adopt in one or more form wherein including the upper computer program implemented of computer-usable storage medium (including but not limited to magnetic disc store, CD-ROM, optical memory etc.) of computer usable program code.
The present invention describes with reference to according to the flow chart of the method for the embodiment of the present invention, equipment (system) and computer program and/or block diagram.Should understand can by the combination of the flow process in each flow process in computer program instructions realization flow figure and/or block diagram and/or square frame and flow chart and/or block diagram and/or square frame.These computer program instructions can being provided to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, making the instruction performed by the processor of computer or other programmable data processing device produce device for realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be stored in can in the computer-readable memory that works in a specific way of vectoring computer or other programmable data processing device, the instruction making to be stored in this computer-readable memory produces the manufacture comprising command device, and this command device realizes the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make on computer or other programmable devices, to perform sequence of operations step to produce computer implemented process, thus the instruction performed on computer or other programmable devices is provided for the step realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
Although describe the preferred embodiments of the present invention, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of the scope of the invention.
Obviously, those skilled in the art can carry out various change and modification to the embodiment of the present invention and not depart from the spirit and scope of the embodiment of the present invention.Like this, if these amendments of the embodiment of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (10)
1. the method for core network access in Long Term Evolution LTE system, is characterized in that, comprising:
The SCTP SCTP packet that network side apparatus sends according to the base station received, judges whether set up based on the passage of Stream Control Transmission Protocol between described network side apparatus and described base station;
If so, the S1 interface then sent according to the base station received is set up message and is set up S1 interface, and the message that this base station received sends is sent by first passage; Otherwise, first set up the described passage based on Stream Control Transmission Protocol, then set up message according to the S1 interface that the base station received sends and set up S1 interface, and the message that this base station received sends is sent by second channel;
Wherein, the SCTP packet that described network side apparatus sends according to the base station received, judges whether set up based on the passage of Stream Control Transmission Protocol between described network side apparatus and described base station, comprising:
Described network side apparatus obtains the five-tuple information comprised in described SCTP packet by SCTP analytical function, and judge whether there is described five-tuple information in the first chained list preset, if so, then determine that the passage based on Stream Control Transmission Protocol between described network side apparatus and described base station is set up; Otherwise, determine that the passage based on Stream Control Transmission Protocol between described network side apparatus and described base station is not set up.
2. the method for claim 1, is characterized in that, described five-tuple information comprises: source port number, destination slogan, source internet protocol IP address, object IP address, protocol number.
3. method as claimed in claim 2, is characterized in that, the S1 interface that the base station that described basis receives sends is set up message and set up S1 interface, comprising:
Set up according to the S1 interface that the base station that receives sends the process of establishing that message starts S1 interface, and be sent completely to described base station set up message time, determined that S1 interface is set up.
4. method as claimed in claim 3, is characterized in that, under described network side apparatus determines to set up situation based on the passage of Stream Control Transmission Protocol between base station, the message that this base station received sends is sent by first passage, comprising:
According to described five-tuple information, the message that this base station received sends is sent by first passage.
5. method as claimed in claim 1 or 2, is characterized in that, after determining not set up based on the passage of Stream Control Transmission Protocol between described network side apparatus and base station, before setting up the described passage based on Stream Control Transmission Protocol, also comprises:
Judge the five-tuple information that whether there is described base station in the second chained list, if so, then directly upgrade the related status information of the described base station in described second chained list, set up the described passage based on Stream Control Transmission Protocol; Otherwise, when determining that the length value of the second chained list does not exceed the maximum number of connections of described Stream Control Transmission Protocol, in described second chained list, add the related status information of described base station, and set up the described passage based on Stream Control Transmission Protocol.
6. the device of core network access in Long Term Evolution LTE system, is characterized in that, comprising:
Judging unit, according to the SCTP SCTP packet that the base station received sends, judges whether set up based on the passage of Stream Control Transmission Protocol between described device and described base station;
Transmitting element, after determining to set up based on the passage of Stream Control Transmission Protocol between described base station, the S1 interface sent according to the base station received is set up message and is set up S1 interface, and the message that this base station received sends is sent by first passage; Otherwise, first set up the described passage based on Stream Control Transmission Protocol, then set up message according to the S1 interface that the base station received sends and set up S1 interface, and the message that this base station received sends is sent by second channel;
Described judging unit specifically for:
Obtained the five-tuple information comprised in described SCTP packet by SCTP analytical function, and judge whether there is described five-tuple information in the first chained list preset, if so, then determine that the passage based on Stream Control Transmission Protocol between described device and described base station is set up; Otherwise, determine that the passage based on Stream Control Transmission Protocol between described device and described base station is not set up.
7. device as claimed in claim 6, it is characterized in that, described five-tuple information comprises: source port number, destination slogan, source internet protocol IP address, object IP address, protocol number.
8. device as claimed in claim 7, is characterized in that, described transmitting element specifically for:
The S1 interface sent according to the base station that receives sets up message when setting up S1 interface, sets up according to the S1 interface that the base station received sends the process of establishing that message starts S1 interface, and be sent completely to described base station set up message time, determined that S1 interface is set up.
9. device as claimed in claim 8, is characterized in that, described transmitting element specifically for:
Under determining to have set up situation based on the passage of Stream Control Transmission Protocol between base station, according to described five-tuple information, the message that this base station received sends is sent by first passage.
10. device as claimed in claims 6 or 7, is characterized in that, also comprise communication unit, described communication unit specifically for:
Judge the five-tuple information that whether there is described base station in the second chained list, if so, then directly upgrade the related status information of the described base station in described second chained list, set up the described passage based on Stream Control Transmission Protocol; Otherwise, when determining that the length value of the second chained list does not exceed the maximum number of connections of described Stream Control Transmission Protocol, in described second chained list, add the related status information of described base station, and set up the described passage based on Stream Control Transmission Protocol.
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| CN201310070595.3A CN103200620B (en) | 2013-03-06 | 2013-03-06 | The method of core network access and device in a kind of LTE system |
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| CN201310070595.3A CN103200620B (en) | 2013-03-06 | 2013-03-06 | The method of core network access and device in a kind of LTE system |
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| CN103200620B true CN103200620B (en) | 2016-01-20 |
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| CN111988190B (en) * | 2019-05-22 | 2022-04-01 | 大唐移动通信设备有限公司 | Method and device for monitoring network transmission quality |
| CN111010703A (en) * | 2019-11-15 | 2020-04-14 | 北京长焜科技有限公司 | Method and system for eNodeB to automatically access core network in mobile network |
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| CN101364939A (en) * | 2007-08-07 | 2009-02-11 | 华为技术有限公司 | Data packet forwarding method and device, data packet generating device and communication system |
| CN101932141A (en) * | 2009-06-19 | 2010-12-29 | 株式会社Ntt都科摩 | Method and device for configuring home base station access mode in long-term evolution system |
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| CN101364939A (en) * | 2007-08-07 | 2009-02-11 | 华为技术有限公司 | Data packet forwarding method and device, data packet generating device and communication system |
| CN101932141A (en) * | 2009-06-19 | 2010-12-29 | 株式会社Ntt都科摩 | Method and device for configuring home base station access mode in long-term evolution system |
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