CN104468559A - Mobile internet access system - Google Patents

Mobile internet access system Download PDF

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Publication number
CN104468559A
CN104468559A CN201410719807.0A CN201410719807A CN104468559A CN 104468559 A CN104468559 A CN 104468559A CN 201410719807 A CN201410719807 A CN 201410719807A CN 104468559 A CN104468559 A CN 104468559A
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China
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base station
described
data transmission
internet access
mobile
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CN201410719807.0A
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Chinese (zh)
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CN104468559B (en
Inventor
田新雪
张成岩
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中国联合网络通信集团有限公司
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Publication of CN104468559A publication Critical patent/CN104468559A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W12/00Security arrangements, e.g. access security or fraud detection; Authentication, e.g. verifying user identity or authorisation; Protecting privacy or anonymity ; Protecting confidentiality; Key management; Integrity; Mobile application security; Using identity modules; Secure pairing of devices; Context aware security; Lawful interception
    • H04W12/06Authentication
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W40/00Communication routing or communication path finding
    • H04W40/02Communication route or path selection, e.g. power-based or shortest path routing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/10Connection setup

Abstract

The invention provides a mobile internet access system. The mobile internet access system specifically comprises at least one first base station deployed in an access network and multiple data transmission nodes deployed in the access network and/or a core network, wherein each first base station is connected with the first data transmission node connected with a gateway in the core network through at least one data transmission node, all first base stations and the data transmission nodes are provided with network protocol addresses conforming to a mobile communication network device interconnection protocol, accordingly data packets sent to a mobile station through the first base stations are subjected to encapsulation processing by adopting the network protocol addresses of the data packets and sent to the core network according to the routing information corresponding to the data packets, and the core network conducts de-encapsulation processing on the received data packets and sends the data packets to the internet. Accordingly, the compatibility between the multiple data transmission nodes and an existing mobile communication device is ensured, low construction and operation maintenance cost is achieved, and the data throughout volume and efficiency of internet access performed through a mobile communication network are improved.

Description

Mobile Internet access system

Technical field

The embodiment of the present invention relates to communication technical field, particularly relates to a kind of mobile Internet access system.

Background technology

In recent years, mobile communication and the Internet become the two large business that the world today is with fastest developing speed, market potential is maximum, prospect is the most tempting.So far, China Mobile's total number of users is more than 3.6 hundred million, Internet user's sum is then more than 100,000,000, this phenomenon reflects the demand of people to mobility and information and sharply rises, increasing people wishes the process high speed ground accessing Internet in movement, obtains the information needed, therefore, the mobile trend combined with the Internet is the inevitable of history, and mobile Internet penetrates into the every field of people's life, work just gradually.

The Internet is accessed by mobile radio communication in order to make user, the architecture of operator to existing mobile radio communication has done repeatedly upgrading and operation expanding, such as: Gateway GPRS Support Node GGSN and GPRS serving GPRS support node SGSN, GGSN can be connected with multiple different data network, as ISDN, PSPDN and LAN etc., GGSN can carry out protocol conversion the GPRS packet data package in GSM net, thus these packet data package can be sent to TCP/IP or the X.25 network of far-end, GGSN has PDP context activation, PDP context modification, the function of PDP context deactivation, GGSN has address translation and mapping function, comprise and search DNS, realize domain name mapping function, GGSN has encapsulation and tunnel transmission function, the function of packing can will be carried out from the PDP PDU GTP prefix of external data network and TCP/IP or UDP/IP prefix, and using the evil associated address information in these prefixs as mark, SGSN mainly completes the routing forwarding of packet data package, mobile management, session management, Logical Link Management, authentication and encryption, ticket and produces and the function such as output.

But the load capacity of the network equipment in existing mobile radio communication is limited, for operator, their network insertion strategy must be readjusted, to adapt to growing mobile device online demand, specifically comprise: more high data throughput, and low time delay; Lower construction and operation expense; With the compatibility of existing network.Therefore, a kind of mobile Internet access system for the demand is needed badly.

Summary of the invention

For the above-mentioned defect of prior art, the embodiment of the present invention provides a kind of mobile Internet access system.

One aspect of the present invention provides a kind of mobile Internet access system, comprising:

Access Network, core net and the Internet, wherein, described core net is connected by gateway with described the Internet, it is characterized in that, also comprises:

At least one is deployed in the first base station of described Access Network, and multiple data transmission nodal be deployed in described Access Network and/or described core net, wherein, being deployed in the data transmission nodal be connected with described gateway in described core net is first data transmission node, each first base station is connected with described first data transmission node by least one data transmission nodal according to the routing iinformation disposed in advance, wherein, each first base station and each data transmission nodal have and meet mobile radio communication apparatus interconnection protocol, for protocol address in the net of transmission of information mutual between mobile radio communication equipment,

Described first base station, for to belong to self travelling carriage send, for carrying out the packet of internet access, adopt protocol address in the net that self has to carry out encapsulation process, and the packet after encapsulation process is sent to the first data transmission node in described core net by least one data transmission nodal according to the routing iinformation corresponding with self;

First data transmission node on described, for carrying out decapsulation process to the packet adopting the interior protocol address of net to identify, and sends to described the Internet by described gateway.

The mobile Internet access system that the embodiment of the present invention provides, this system comprises: at least one is deployed in the first base station of Access Network, and multiple data transmission nodal be deployed in Access Network and/or core net, each first base station is connected with the first data transmission node that core net is connected with gateway by least one data transmission nodal, wherein, each first base station and each data transmission nodal have and meet mobile radio communication apparatus interconnection protocol, for protocol address in the net of transmission of information mutual between mobile radio communication equipment, thus packet travelling carriage sent by the first base station, protocol address in the net that self has is adopted to carry out encapsulation process, and according to the routing iinformation corresponding with self, the packet after encapsulation process is sent to first data transmission node by least one data transmission nodal, first data transmission node carries out decapsulation process to the packet received, and send to the Internet by gateway.Thus ensure that the compatibility of multiple data transmission nodal and existing mobile radio communication equipment, achieve with lower construction and operation expense, improve data throughout and the efficiency of being carried out internet access by mobile radio communication.

Accompanying drawing explanation

The structural representation of the mobile Internet access system that Fig. 1 provides for the embodiment of the present invention;

The mobile Internet access method flow chart that Fig. 2 carries out for the mobile Internet access system shown in application drawing 1;

The structural representation of another mobile Internet access system that Fig. 3 provides for the embodiment of the present invention;

The mobile Internet access method flow chart that Fig. 4 carries out for the mobile Internet access system shown in application drawing 3.

Embodiment

The structural representation of the mobile Internet access system that Fig. 1 provides for the embodiment of the present invention, as shown in Figure 1, this system comprises: Access Network 1, core net 2 and the Internet 3, wherein, core net 2 is connected by gateway 4 with the Internet 3, this system also comprises: at least one is deployed in the first base station 5 of Access Network 1, and multiple data transmission nodal 6 be deployed in Access Network 1 and/or core net 2, it should be noted that, only data transmission nodal 6 (not shown) can be disposed in the core network according to concrete system scale and enforcement needs, or in Access Network 1 and core net 2, dispose data transmission nodal 6 (as shown in the figure) simultaneously, the quantity of data transmission nodal 6 is needed to select according to concrete application by those skilled in the art, the present embodiment does not limit this, it should be noted that, being deployed in the data transmission nodal be connected with gateway 4 in core net 2 is first data transmission node 9, described first data transmission node 9 is one or more, each first base station 5 is connected with the first data transmission node 9 in core net 2 by least one data transmission nodal 6 according to the routing iinformation disposed in advance, wherein, each first base station 5 and each data transmission nodal 6 have and meet mobile radio communication apparatus interconnection protocol, for protocol address in the net of transmission of information mutual between mobile radio communication equipment.Wherein, first base station 5, for to belong to self travelling carriage send, for carrying out the packet of internet access, adopt protocol address in the net that self has to carry out encapsulation process, and according to the routing iinformation corresponding with self packet after encapsulation process sent to by least one data transmission nodal 6 and be deployed in core net 2 and the first data transmission node 9 be connected with gateway 4; First data transmission node 9, for carrying out decapsulation process to the packet adopting the interior protocol address of net to identify, and sends to the Internet 3 by gateway 4.

The mobile Internet access method flow chart that Fig. 2 carries out for the mobile Internet access system shown in application drawing 1, method shown in composition graphs 2, illustrating by each equipment of mobile Internet access system shown in Fig. 1 is the mobile Internet access that how to have worked, as shown in Figure 2, the method comprises:

Step 100, first base station to belong to self travelling carriage send, for carrying out the packet of internet access, adopt protocol address in the net that self has to carry out encapsulation process, and send to deployment in the core network by least one data transmission nodal and the first data transmission node be connected with gateway the packet after encapsulation process according to the routing iinformation corresponding with self;

When travelling carriage needs to carry out internet access, send packet for carrying out internet access to the first base station self belonged to, thus the first base station receive that the travelling carriage that belongs to self sends, for carrying out the packet of internet access.It should be noted that, by concrete type of service mark or the destination address information that will access, the first base station can judge that this packet is for carrying out internet access.First base station needs this packet to be sent to core net by Access Network, with make core net by the gateway between the Internet by Packet Generation to the Internet, but, compared with prior art, first base station no longer will be used for carrying out the Packet Generation of internet access to core net by existing mobile radio communication equipment such as Gateway GPRS Support Node GGSN and GPRS serving GPRS support node SGSN, because these equipment are meeting outside traditional mobile communication business, also want the Intemet data traffic of load magnanimity, cause device resource nervous, treatment effeciency is lower.

The present embodiment deploys multiple data transmission nodal in Access Network and/or core net, it should be noted that, disposing the data transmission nodal be connected with gateway is in the core network first data transmission node, first data transmission node is one or more, each first base station is connected with the first data transmission node in core net by least one data transmission nodal according to the routing iinformation disposed in advance, wherein, each first base station and each data transmission nodal have and meet mobile radio communication apparatus interconnection protocol, for protocol address in the net of transmission of information mutual between mobile radio communication equipment, namely mean and protocol address in net can be used to carry out information transmission based on the routing iinformation disposed in advance between the first base station and data transmission nodal.It should be noted that, the interior protocol address of net is different from travelling carriage and carries out internet access IP address used, the target ip address comprising the target device in self IP address and the Internet to be visited for the packet carrying out internet access that travelling carriage sends, the IP address that node in the IP address that each Mobile Origination internet access is used and the Internet has is the address information meeting ICP/IP protocol, what have with the multiple data transmission nodals disposed in the first base station in Access Network in the present embodiment and Access Network and/or core net meets mobile radio communication apparatus interconnection protocol, different for protocol address in the net of transmission of information mutual between mobile radio communication equipment, in net, protocol address is distributed according to the quantity of the data transmission nodal of system scale and institute subordinate and level by those skilled in the art, therefore, multiple data transmission nodal can not identify IP address.Therefore, in the net that first base station needs to adopt self to have protocol address the travelling carriage belonging to self is sent, carry out encapsulation process for the packet carrying out internet access, and according to the routing iinformation corresponding with self, the packet after encapsulation process is dealt into corresponding data transmission nodal, thus be sent to by least one data transmission nodal and be deployed in core net, and the first data transmission node be connected with gateway.Illustrate as follows: travelling carriage A will access the B equipment in the Internet, the message of the IP address 192.0.1.3 of the B equipment comprised in self IP address 192.0.0.1 and the Internet is sent to the first belonged to base station by travelling carriage A, in the net that first base station has with self, protocol address 10.0.0.2 carries out encapsulation process, to give corresponding data transmission nodal according to the routing iinformation corresponding with self disposed in advance by the Packet Generation after encapsulation process, in the net that data transmission nodal has, protocol address all belongs to 10.0.0.X address system, thus give this routing iinformation first data transmission node of specifying by routing addressing by this Packet Generation.

It should be noted that, data transmission nodal is for completing forwarding and the transmission of data, such as can comprise: router and/or switch, with regard to router and switch, switch is operated in data link layer, router is operated in network layer, switch be utilize physical address in other words MAC Address to determine the destination address of forwarding data, router is then the address utilizing different network protocol number to determine data retransmission, and those skilled in the art can be configured according to the scale of concrete application scenarios and needs.With mobile radio communication equipment such as GGSN and SGSN of work on hand, a large amount of data transmission nodal construction and operation expense very low, and by net in protocol address can work with existing base station compatible.

It should be noted that, protocol address in the net that each first base station and each data transmission nodal have, and corresponding with each first base station, can be that mobile management entity distribute and dispose through multiple data transmission nodal to the routing iinformation of core net from the first base station.In addition, travelling carriage sends internet access business IP address used, and can be the first base station by core net obtain from the Internet that Dynamic Host Configuration Protocol server distributes, the IP address pool corresponding with the identification information of the first base station, being the IP address belonging to self and carry out the mobile assignment of internet access according to IP address pool.

Step 101, first data transmission node carries out decapsulation process to adopting the packet of protocol address mark in net, and sends to described the Internet by described gateway.

First data transmission node by least one data transmission nodal receive first base station send for after the packet of internet access, to adopting the packet of protocol address mark in net to carry out decapsulation process, to make and the packet after process sent to the Internet by gateway.

The mobile Internet access system that the present embodiment provides, specifically comprise: at least one is deployed in the first base station of Access Network, and multiple data transmission nodal be deployed in Access Network and/or core net, each first base station is connected with the first data transmission node that core net is connected with gateway by least one data transmission nodal, wherein, each first base station and each data transmission nodal have and meet mobile radio communication apparatus interconnection protocol, for protocol address in the net of transmission of information mutual between mobile radio communication equipment, thus packet travelling carriage sent by the first base station, protocol address in the net that self has is adopted to carry out encapsulation process, and according to the routing iinformation corresponding with self, the packet after encapsulation process is sent to first data transmission node by least one data transmission nodal, first data transmission node carries out decapsulation process to the packet received, and send to the Internet by gateway.Thus ensure that the compatibility of multiple data transmission nodal and existing mobile radio communication equipment, achieve with lower construction and operation expense, improve data throughout and the efficiency of being carried out internet access by mobile radio communication.

Load capacity due to base station is limited, if in the situations such as densely populated business block or large-scale motion distinguished gathering, the situation that may occur load of base station not, or some geographical position, be not suitable for construction tubing or cable, the such as all round region such as cultural relics and historic sites.Therefore, by system shown in Figure 3 as supplementing the first base station, mobile Internet access system is met consumers' demand more flexibly, specifically as shown in Figure 3.

The structural representation of another mobile Internet access system that Fig. 3 provides for the embodiment of the present invention, based on embodiment illustrated in fig. 1, this system also comprises: at least one is deployed in the second base station 7 of Access Network 1, each second base station 7 and at least one first base station 5 wireless connections, each second base station 7 has and meets mobile radio communication apparatus interconnection protocol, for protocol address in the net of transmission of information mutual between mobile radio communication equipment; Wherein, second base station 7, for to belong to self travelling carriage send, for carrying out the packet of internet access, protocol address in the net that self has is adopted to carry out encapsulation process, and send at least one first base station 5, according to the routing iinformation corresponding with self, the packet after encapsulation process is sent to make the first base station 7 received the first data transmission node 9 that core net is connected with gateway 4 by least one data transmission nodal 6.

Further, described system also comprises: base station registration server 8,

Second base station 7 also for the radio connection request comprising own base stations identification information to adjacent base station broadcast, to send feedback information and determine that the first base station 5 to be connected sends key information;

Described first base station 5 also for: the base station identification information of the second base station 7 and corresponding key information are sent to base station registration server 8;

Described registration server 8, for inquiring about according to the base station identification information of described second base station 7 and the key information of correspondence the log-on message prestored, to carry out legitimacy authentication to the second base station 7, if authentication is passed through, then send authentication to the first base station 5 by response, set up wireless connections to make the first base station 5 and the second base station 7.

Further, the second base station 7 also for, obtain protocol address in self net by the first base station 5 to mobile management entity.

The mobile Internet access method flow chart that Fig. 4 carries out for the mobile Internet access system shown in application drawing 3, method shown in composition graphs 4, illustrating by each equipment of mobile Internet access system shown in Fig. 3 is the mobile Internet access that how to have worked, as shown in Figure 4, the method comprises:

Step 200, the second base station comprises the radio connection request of own base stations identification information to adjacent base station broadcast, to send feedback information and determine that the first base station to be connected sends key information;

After second base station electrifying startup, by radio detection to multiple adjacent base station, and the radio connection request of own base stations identification information is comprised to adjacent base station broadcast, the first base station receiving radio connection request sends feedback information to the second base station, after the first base station to be connected is determined in the second base station, first base station to be connected to this sends key information, wherein, this key information be that operator that the second base station belongs to configures its legitimacy, before its work for carrying out the information of legitimate verification.

Step 201, the base station identification information of the second base station and corresponding key information are sent to base station registration server by the first base station;

The base station identification information of the second base station and corresponding key information are sent to base station registration server, verify to make the legitimacy of base station registration server to the second base station after receiving the key information of the second base station transmission by the first base station.

Step 202, registration server inquires about according to the base station identification information of described second base station and corresponding key information the log-on message prestored, to carry out legitimacy authentication to the second base station, if authentication is passed through, then send authentication by response to described first base station, set up wireless connections to make described first base station and described second base station;

After registration server receives the base station identification information of the second base station that the first base station sends and the key information of correspondence, inquire about the log-on message prestored, know that if judge this log-on message comprises the base station identification information of the second base station and corresponding key information, then determine that the second base station authentication is passed through, and send authentication to this first base station by response, thus the first base station sets up wireless connections according to authentication by response and the second base station.

Step 203, the first base station that the second base station is passed through to connect is to protocol address in the net of mobile management entity acquisition self;

Second base station, after setting up wireless connections with at least one first base station, obtains protocol address in self net by arbitrary first base station connected to mobile management entity.

Step 204, second base station to belong to self travelling carriage send, for carrying out the packet of internet access, protocol address in the net that self has is adopted to carry out encapsulation process, and send at least one first base station, according to the routing iinformation corresponding with self, the packet after encapsulation process is sent to make the first base station received the first data transmission node that described core net is connected with gateway by least one data transmission nodal;

When the travelling carriage that Radix Angelicae Sinensis belongs to the second base station needs to carry out internet access, send the packet for carrying out internet access to the second base station, thus the second base station receive that the travelling carriage that belongs to self sends, for carrying out the packet of internet access.The present embodiment deploys multiple data transmission nodal in Access Network and core net, each second base station is connected with at least one first base station radio, each first base station is connected with core net by multiple data transmission nodal, wherein, each first base station, second base station and each data transmission nodal have and meet mobile radio communication apparatus interconnection protocol, for protocol address in the net of transmission of information mutual between mobile radio communication equipment, namely mean between the second base station and the first base station, protocol address in net can be used between first base station and data transmission nodal to carry out information transmission based on the routing iinformation disposed in advance.It should be noted that, the interior protocol address of net is different from travelling carriage and carries out internet access IP address used, the target ip address comprising the target device in self IP address and the Internet to be visited for the packet carrying out internet access that travelling carriage sends, the IP address that node in the IP address that each Mobile Origination internet access is used and the Internet has is the address information meeting ICP/IP protocol, with the second base station in Access Network in the present embodiment, what the multiple data transmission nodals disposed in the first base station and Access Network and core net had more meets mobile radio communication apparatus interconnection protocol, different for protocol address in the net of transmission of information mutual between mobile radio communication equipment, multiple data transmission nodal can not identify IP address.Therefore, in the net that second base station needs to adopt self to have protocol address the travelling carriage belonging to self is sent, carry out encapsulation process for the packet carrying out internet access, and send at least one first base station, according to the routing iinformation corresponding with self, the packet after encapsulation process is sent to make the first base station received the first data transmission node that described core net is connected with gateway by least one data transmission nodal.It should be noted that, if the second base station is connected with N number of first base station radio, wherein, N is greater than 1, then the second base station, can also send test massage to N number of first base station, with the test response signal determination path priority returned according to N number of first base station, thus according to being determined the allocation of packets ratio of N number of first base station by path priority, realize load balancing.

Step 205, first data transmission node carries out decapsulation process to adopting the packet of protocol address mark in net, and sends to described the Internet by described gateway.

First data transmission node by least one data transmission nodal receive first base station send for after the packet of internet access, to adopting the packet of protocol address mark in net to carry out decapsulation process, and the packet after process is sent to the Internet by gateway.

The mobile Internet access system that the present embodiment provides, this system comprises: at least one first base station and at least one second base station of being deployed in Access Network, and multiple data transmission nodal be deployed in Access Network and core net, second base station is connected with at least one first base station radio, each first base station is connected with core net by multiple data transmission nodal, wherein, each first base station, second base station and each data transmission nodal have and meet mobile radio communication apparatus interconnection protocol, for protocol address in the net of transmission of information mutual between mobile radio communication equipment, thus by the second base station to belong to self travelling carriage send packet, protocol address in the net that self has is adopted to carry out encapsulation process, and send at least one first base station, according to the routing iinformation corresponding with self packet after encapsulation process to be sent to first data transmission node in core net by least one data transmission nodal to make the first base station of receiving, first data transmission node carries out decapsulation process to the packet received, and send to the Internet by gateway.Thus ensure that the compatibility of multiple data transmission nodal and existing mobile radio communication equipment, achieve with lower construction and operation expense, improve data throughout and the efficiency of being carried out internet access by mobile radio communication, and the flexibility that the system that further increasing is disposed.

One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can have been come by the hardware that program command is relevant, aforesaid program can be stored in a computer read/write memory medium, this program, when performing, performs the step comprising said method embodiment; And aforesaid storage medium comprises: ROM, RAM, magnetic disc or CD etc. various can be program code stored medium.

Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.

Claims (8)

1. a mobile Internet access system, comprising: Access Network, core net and the Internet, and wherein, described core net is connected by gateway with described the Internet, it is characterized in that, also comprises:
At least one is deployed in the first base station of described Access Network, and multiple data transmission nodal be deployed in described Access Network and/or described core net, wherein, being deployed in the data transmission nodal be connected with described gateway in described core net is first data transmission node, each first base station is connected with described first data transmission node by least one data transmission nodal according to the routing iinformation disposed in advance, wherein, each first base station and each data transmission nodal have and meet mobile radio communication apparatus interconnection protocol, for protocol address in the net of transmission of information mutual between mobile radio communication equipment,
Described first base station, for to belong to self travelling carriage send, for carrying out the packet of internet access, adopt protocol address in the net that self has to carry out encapsulation process, and the packet after encapsulation process is sent to the first data transmission node in described core net by least one data transmission nodal according to the routing iinformation corresponding with self;
Described first data transmission node, for carrying out decapsulation process to the packet adopting the interior protocol address of net to identify, and sends to described the Internet by described gateway.
2. mobile Internet access system according to claim 1, is characterized in that, also comprise:
Mobile management entity, for being protocol address in each first base station and each data transmission nodal distribution network, and dispose corresponding with each first base station, from the first base station through the routing iinformation of multiple data transmission nodal to described core net.
3. mobile Internet access system according to claim 1, is characterized in that,
Described first base station, also for obtaining that Dynamic Host Configuration Protocol server distributes, corresponding with the identification information of described first base station IP address pool by described core net from the Internet, being the mobile assignment IP address belonging to self and carry out internet access according to described IP address pool.
4. mobile Internet access system according to claim 1, is characterized in that, described data transmission nodal comprises:
Router and/or switch.
5. according to the arbitrary described mobile Internet access system of claim 1-4, it is characterized in that, also comprise: at least one is deployed in the second base station of described Access Network, described second base station is connected with at least one first base station radio, and each second base station has and meets mobile radio communication apparatus interconnection protocol, for protocol address in the net of transmission of information mutual between mobile radio communication equipment;
Described second base station, for to belong to self travelling carriage send, for carrying out the packet of internet access, protocol address in the net that self has is adopted to carry out encapsulation process, and send at least one first base station, with the first data transmission node making the first base station of receiving according to the routing iinformation corresponding with self, the packet after encapsulation process is sent to described core net by least one data transmission nodal.
6. mobile Internet access system according to claim 5, is characterized in that, described system also comprises: base station registration server,
Described second base station also for the radio connection request comprising own base stations identification information to adjacent base station broadcast, to send feedback information and determine that the first base station to be connected sends key information;
Described first base station also for: the base station identification information of the second base station and corresponding key information are sent to base station registration server;
Described registration server, for inquiring about according to the base station identification information of described second base station and the key information of correspondence the log-on message prestored, to carry out legitimacy authentication to the second base station, if authentication is passed through, then send authentication by response to described first base station, set up wireless connections to make described first base station and described second base station.
7. mobile Internet access system according to claim 6, is characterized in that,
Described second base station also for, obtain protocol address in self net by described first base station to mobile management entity.
8. the mobile Internet access system according to claim 6 or 7, is characterized in that, if described second base station is connected with N number of first base station radio, wherein, N is greater than 1,
Described second base station, also for sending test massage to N number of first base station, with the test response signal determination path priority returned according to N number of first base station, thus according to being determined the allocation of packets ratio of N number of first base station by path priority, realize load balancing.
CN201410719807.0A 2014-12-01 2014-12-01 Mobile Internet accesses system CN104468559B (en)

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