CN107819658A - A kind of message transmitting method, MEC equipment and system - Google Patents
A kind of message transmitting method, MEC equipment and system Download PDFInfo
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- CN107819658A CN107819658A CN201610824394.1A CN201610824394A CN107819658A CN 107819658 A CN107819658 A CN 107819658A CN 201610824394 A CN201610824394 A CN 201610824394A CN 107819658 A CN107819658 A CN 107819658A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/02—Communication route or path selection, e.g. power-based or shortest path routing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
- H04L12/4633—Interconnection of networks using encapsulation techniques, e.g. tunneling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
- H04L12/4641—Virtual LANs, VLANs, e.g. virtual private networks [VPN]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/74—Address processing for routing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/35—Switches specially adapted for specific applications
- H04L49/354—Switches specially adapted for specific applications for supporting virtual local area networks [VLAN]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/09—Mapping addresses
- H04L61/10—Mapping addresses of different types
- H04L61/103—Mapping addresses of different types across network layers, e.g. resolution of network layer into physical layer addresses or address resolution protocol [ARP]
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Small-Scale Networks (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention provides a kind of message transmitting method, MEC equipment and system, the message transmitting method, for the message transmissions of MEC equipment, methods described includes：Judge whether the purpose IP of the message meets local IP rules, if the purpose IP of the message does not meet the local IP rules, the message is subjected to transparent transmission forwarding；If the purpose IP of the message meets the local IP rules, the message is subjected to processing locality；A kind of MEC equipment, the MEC equipment include：Message receiving module, judge module, transparent transmission forwarding module, processing locality module, it is more flexibly and safe by the design message transfer system of the MEC equipment, pass through the technology of the system, the deployment complexity of the MEC equipment is reduced, reduces equipment cost and O＆M cost；A kind of message transfer system, the message transfer system include base station, core net, LAN and the MEC equipment.
Description
Technical field
The present invention relates to technical field of information transmission, more particularly, to a kind of message transmitting method, MEC equipment and system.
Background technology
With the development of mobile communication technology, increasing business demand emerges, such as super clear video, virtual existing
Reality, cloud storage, car networking, Industry Control, enterprise's office etc..These new business all carry to the speed and time delay of GSM
Higher requirement is gone out, high-speed, low time delay turn into forth generation GSM (4G) or even the 5th Generation Mobile Communication System
(5G) needs the key issue for facing and solving.
In traditional 4G networks, after message that user equipment (UE) is sent by wireless base station, it is necessary to be handled, by returning net
Network (Backhaul) is sent to core net, returns again to external the Internet.Treatability of the growing service rate to return network
Higher challenge can be proposed, it is necessary to which operator constantly carries out dilatation to return network, investment is huge, and this data transfer
Path also increase the time delay of message, be unfavorable for the development of the low time delays such as car networking application.
Therefore, in 5G research, an important problem is exactly to carry out mobile edge calculations (MEC) service, content
Mobile network edge is sunk to application, i.e., close wireless base station side, the message of user equipment is shunted, cache, controlled
Deng processing.
The access way of traditional MEC equipment has two kinds：One kind is using MEC equipment as access gateway (AG), Dai Lizhuan
Wireless protocols data are sent out to core net；Another kind is using MEC equipment as base station or the route next jump of core net, MEC equipment
After receiving routing forwarding data, upper strata processing is carried out.
The access way of traditional MEC equipment can be nontransparent to legacy network, causes base station, core net and transmission route device
It is required for modification to configure, it is original between base station and core net when return network is link layer network, such as during the PTN of layer 2
The link layer protocols such as ARP and VLAN can not all be implemented, if MEC equipment is to use access gateway mode, may cause one
A base station can only be connected under MEC equipment so that operating efficiency is low, and the access way of traditional MEC equipment causes MEC to set
Standby reliability design complexity is, it is necessary to using the mode such as active and standby, so as to add cost.
The content of the invention
In order to solve the above technical problems, it is an object of the present invention to propose a kind of message biography that can quick and precisely transmit
Transmission method, MEC equipment and system.
A kind of message transmitting method, for the message transmissions of MEC equipment, methods described includes：
When receiving message, judge whether the purpose IP of the message meets local IP rules；
If the purpose IP of the message does not meet the local IP rules, the message is subjected to transparent transmission forwarding；
If the purpose IP of the message meets the local IP rules, the message is subjected to processing locality.
The message transmitting method, after the judgement that the local IP rules are carried out to the message, turned by the transparent transmission
It is more flexible that the mode of hair and the processing locality make it that the local shunting to the message is handled, and is entering the message
Row local shunting need not all carry out any modification when transmitting, so as to greatly reduce the deployment complexity of network system.
Above-mentioned message transmitting method, wherein, whether the purpose IP for judging the message meets the local IP rules
The step of include：Judge whether the purpose IP included in the message meets institute according to the local IP segment limits of local IP or default
State local IP rules.
Above-mentioned message transmitting method, wherein, the message is ARP messages, judges whether the purpose IP of the ARP messages accords with
Closing the step of the local IP rules includes judging whether the purpose IP of the ARP messages is the local IP；
The step of transparent transmission forwarding, includes：
When receiving the ARP messages, and when the purpose IP for determining the ARP messages is not the local IP, by institute
State ARP messages and carry out transparent transmission forwarding；
The step of processing locality, includes：
When receiving the ARP messages, and when the purpose IP for determining the ARP messages is the local IP, according to institute
State ARP messages and arp response is carried out to the transmitting terminal of the ARP messages.
Above-mentioned message transmitting method, wherein, the message is VLAN messages, and the VLAN messages seal to the addition of VLAN heads
The user's message of dress and GTPU tunnel encapsulations, the IP heads of the user's message include the purpose IP of the VLAN messages；
The step whether the purpose IP of the message for judging to receive meets the local IP rules includes judging
Whether the purpose IP of the VLAN messages is in the local IP segment limits；
The step of transparent transmission forwarding, includes：
When receiving the VLAN messages, and according to determining the IP heads of the user's message in the VLAN messages
When the purpose IP of VLAN messages is not in the local IP segment limits, the VLAN messages are subjected to transparent transmission forwarding；
The step of processing locality, includes：
When the purpose IP for determining the VLAN messages is in the local IP segment limits, the mark of the VLAN messages is recorded
Know and the user's message is obtained to VLAN messages progress VLAN heads decapsulation and the decapsulation in GTPU tunnels, by the use
Family message, which is sent to LAN, to be responded.
Above-mentioned message transmitting method, wherein, the message is non-VLAN IP messages, and the non-VLAN IP messages are not add
Add VLAN heads to encapsulate but with the addition of the user's message of GTPU tunnel encapsulations, the IP heads of the user's message include the non-VLAN
The purpose IP of IP messages；
The step whether the purpose IP for the message for judging to receive meets the local IP rules includes：Described in judgement
Whether the IP heads for the user's message that non-VLAN IP messages include are the local IP or in the local IP segment limits, with root
It is judged that the non-VLAN IP messages are carried out the transparent transmission forwarding or carry out the processing locality by result.
Above-mentioned message transmitting method, wherein, methods described also includes：
The MEC equipment detects the software and hardware state of the CPU processor of the MEC equipment in real time, when detecting the CPU
During processor software and hardware exception, notify the physical network card of the MEC equipment to enter bypass condition so that the message pass through it is described
Physical network card is directly transmitted.
A kind of MEC equipment, the MEC equipment include：
Message receiving module, for receiving message；
Whether judge module, the purpose IP for judging the message meet default local IP rules；
Transparent transmission forwarding module, the purpose IP for determining the message when the judge module do not meet the local IP
When regular, the message is subjected to transparent transmission forwarding；
Processing locality module, the purpose IP for determining the message when the judge module meet the local IP rule
When then, processing locality is carried out to the message.
The transparent transmission of message is realized by the design of the MEC equipment, and passes through the transparent transmission forwarding module and institute
State the design of processing locality module so that the local shunting transmission more flexibility and reliability of the message.
Above-mentioned MEC equipment, wherein, the message is ARP messages, and the judge module is specifically used for judging the ARP reports
Text purpose IP whether be the MEC equipment the machine IP；
The transparent transmission forwarding module includes：
ARP message transmission forwarding modules, the purpose IP for determining the ARP messages when the judge module are not institutes
When stating the machine IP, the ARP messages are subjected to transparent transmission forwarding.
Above-mentioned MEC equipment, wherein, the message is VLAN messages, the VLAN messages for the addition of the encapsulation of VLAN heads and
The user's message of GTPU tunnel encapsulations, the IP heads of the user's message include the purpose IP of the VLAN messages；
The judge module be specifically used for judge the VLAN messages purpose IP whether the MEC equipment setting sheet
In ground IP segment limits；
The transparent transmission forwarding module also includes：
VLAN message transmission forwarding modules, for receiving the VLAN request messages when the MEC equipment, and according to institute
The IP heads for stating the user's message in VLAN messages determine the sheet that the purpose IP of the VLAN messages is not set in the MEC equipment
In ground IP segment limits, the VLAN messages are subjected to transparent transmission forwarding.
Above-mentioned MEC equipment, wherein, the processing locality module includes：
Arp response module, the purpose IP for determining the ARP messages received when the judge module is described
During the machine IP, arp response is carried out to the transmitting terminal of the ARP messages.
Above-mentioned MEC equipment, wherein, the processing locality module also includes：
VLAN decapsulation modules, for determining the purpose IP of the VLAN messages when the judge module in the MEC
In the local IP segment limits that equipment is set, record the mark of the VLAN messages and VLAN head deblockings are carried out to the VLAN messages
The decapsulation of dress and GTPU tunnels obtains the user's message；
Sending module, for the user's message to be sent to LAN.
Above-mentioned MEC equipment, wherein, the message is non-VLAN IP messages, and the non-VLAN IP messages are to be not added with
VLAN heads encapsulate but with the addition of the user's message of GTPU tunnel encapsulations, and the IP heads of the user's message include the non-VLAN IP
The purpose IP of message；
The judge module is specifically used for：The IP heads of the user's message included to the non-VLAN IP messages carry out purpose
IP judgement, so that the non-VLAN IP messages are carried out into the transparent transmission forwarding according to judged result or carry out the processing locality.
Above-mentioned MEC equipment, wherein, the physical network card of the MEC equipment is provided with fault detection module, the fault detect
Module detects the software and hardware state of the CPU processor of the MEC equipment in real time, when detecting that the CPU processor software and hardware is different
Chang Shi, the physical network card is notified to enter bypass condition, so that message is directly transmitted by the physical network card.
The present invention have also been devised a kind of message transfer system, and the message transfer system includes base station, core net, LAN
And MEC equipment, the MEC equipment are arranged in series between the base station and the core net.
The message transfer system has flexible and efficient message transmissions efficiency, and reduces the deployment of the MEC equipment
Complexity, reduce equipment cost and O＆M cost.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination accompanying drawings below to embodiment
Substantially and it is readily appreciated that, wherein：
Fig. 1 is the flow chart for the message transmitting method that first embodiment of the invention provides；
Fig. 2 is the flow chart that transparent transmission forwards in the message transmitting method that second embodiment of the invention provides；
Fig. 3 is the flow chart of processing locality in the message transmitting method that second embodiment of the invention provides；
Fig. 4 is the flow chart that transparent transmission forwards in the message transmitting method that third embodiment of the invention provides；
Fig. 5 is the flow chart of processing locality in the message transmitting method that third embodiment of the invention provides；
Fig. 6 is the structural representation for the MEC equipment that fourth embodiment of the invention provides；
Fig. 7 is the structural representation of the physical network card for the MEC equipment that fourth embodiment of the invention provides；
Fig. 8 is the structural representation for the message transfer system that fifth embodiment of the invention provides.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the invention, term " longitudinal direction ", " transverse direction ", " on ", " under ", "front", "rear", "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " top ", " bottom " or position relationship are based on orientation shown in the drawings or position relationship, are only
For the ease of the description present invention rather than require that the present invention must be therefore it is not intended that right with specific azimuth configuration and operation
The limitation of the present invention.
With reference to following description and accompanying drawing, it will be clear that these and other aspects of embodiments of the invention.In these descriptions
In accompanying drawing, some particular implementations in embodiments of the invention are specifically disclosed, to represent to implement the implementation of the present invention
Some modes of the principle of example, but it is to be understood that the scope of embodiments of the invention is not limited.On the contrary, the present invention
Embodiment includes all changes, modification and the equivalent fallen into the range of the spirit and intension of attached claims.
The invention provides a kind of message transmitting method, and applied to the message transmissions of MEC equipment, the MEC equipment is located at
Between base station and core net, and LAN is served, Fig. 1 is the flow for the message transmitting method that first embodiment of the invention provides
Figure, including step S10 to S40.
Step S10, receive message.
Step S20, judges whether the purpose IP of the message meets local IP rules.
When the step S20 judges that the purpose IP of the message does not meet the local IP rules, execution step S30；
Step S30, the message is subjected to transparent transmission forwarding.
When the step S20 judges that the purpose IP of the message meets the local IP rules, execution step S40；
Step S40, the message is subjected to processing locality.
The message transmitting method of the present embodiment is by judging it is right whether the purpose IP of the message meets the local P rules
The message carries out transparent transmission forwarding or carries out processing locality, realizes between the base station, the MEC equipment and the core net
Flexible transparent networking, the MEC equipment can be deployed between the base station and the core net with transparent, the base station and
The core net does not all need any modification, and deployment complexity is reduced so as to high degree.
Referring to Fig. 2, the flow chart that transparent transmission forwards in the message transmitting method provided for second embodiment of the invention, this reality
The message transmitting method for applying example offer is applied to the message transmissions of MEC equipment, the MEC equipment located at base station and core net it
Between, and LAN is served, after the message that the MEC equipment receives the base station or core net is sent, judge the message
Whether purpose IP meets the local IP rules, and whether the purpose IP for judging the message meets the local IP rules
Step includes：According to meeting whether the purpose IP that the local IP segment limits of local IP or default judge to include in the message
Local IP rules；
When the message is ARP messages, the ARP messages are ARP request message or arp response message, are judged described
The step of purpose IP of ARP request message is not default local IP, and the transparent transmission of the ARP messages forwards includes S11 to S61.
Step S11, receive the ARP request message that the base station is sent.
Step S21, the purpose IP for judging the ARP request message are not the local IP.
Step S31, the ARP request message transmission is forwarded to the core net.
Step S41, after the core net receives the ARP request message, processing generation is carried out to the ARP request message
Arp response message, and send the arp response message.
Step S51, the purpose IP for judging the arp response message are not the local IP.
Step S61, the arp response message transmission is forwarded to the base station.
When the purpose IP of the ARP request message is not the local IP, the ARP request message is subjected to transparent transmission and turned
Hair, the flow of the transparent transmission forwarding are：In order to realize that link setup relation is set to the MEC with the core net after electricity on the base station
Preparation goes out the request ARP messages, the ARP request message be in order to ask the MAC of the next-hop IP of the core net, it is described
After MEC equipment receives the ARP request message, the purpose IP for judging the ARP request message is not the local IP, is entered
And the ARP request message transmission is forwarded to the core net by the MEC equipment, the core net receives the ARP please
The arp response message is sent to the MEC by the processing generation arp response message, the core net after seeking message
Equipment, because the purpose IP of the arp response message is not the local IP, so the MEC equipment is by the arp response report
Literary transparent transmission is forwarded to the base station, it is achieved thereby that the normal link-building and communication between the base station and the core net.
Referring to Fig. 3, for the flow chart of processing locality in the message transmitting method of second embodiment of the invention offer, work as institute
It is ARP messages to state message, when the purpose IP for judging the ARP messages is the local IP, the processing locality of the ARP messages
The step of include S12 to S42.
Step S12, receive the ARP messages that the base station is sent.
Step S22, the purpose IP for judging the ARP messages are the local IP.
Step S32, the ARP messages are sent to the processing locality module of inside.
Step S42, arp response is carried out to the transmitting terminal of the ARP messages by the ARP messages.
When the purpose IP of the ARP messages is the local IP, by the ARP messages carry out processing locality, described
Ground processing flow be：The base station sends the ARP in order to realize the link setup with the MEC equipment, to the MEC equipment and reported
Text, after the MEC equipment receives the ARP messages, the purpose IP for judging the ARP messages is the local IP, described
After the processing locality module that MEC equipment sends the ARP to inside is handled, the transmitting terminal of the ARP messages is carried out
Arp response.
Referring to Fig. 4, the flow chart that transparent transmission forwards in the message transmitting method provided for third embodiment of the invention, this reality
The message transmitting method for applying example offer is applied to the message transmissions of MEC equipment, the MEC equipment located at base station and core net it
Between, and LAN is served, the message is VLAN messages, and the VLAN messages are VLAN request messages or VLAN response reports
Text, the VLAN messages are that with the addition of the encapsulation of VLAN heads and the user's message of GTPU tunnel encapsulations, the IP heads of the user's message
The purpose IP of the VLAN messages is included, judges the purpose IP of the VLAN messages whether in the local that the MEC equipment is set
Include S13 to S63 in IP sections, the step of the forwarding of the transparent transmissions of the LVAN messages.
Step S13, receive the VLAN request messages that the base station is sent.
Step S23, judge the purpose IP of the VLAN request messages not in the local IP segment limits.
Step S33, the VLAN request messages transparent transmission is forwarded to the core net.
Step S43, after the core net receives the VLAN request messages, processing production is carried out to the VLAN request messages
The raw VLAN response messages, and send the VLAN response messages.
Step S53, judge the purpose IP of the VLAN response messages not in the local IP segment limits.
Step S63, the VLAN response messages transparent transmission is forwarded to the base station.
When the purpose IP of the VLAN request messages is not in the local IP segment limits, by the VLAN request messages
Transparent transmission forwarding is carried out, the flow of the transparent transmission forwarding is：The user's message is sent to the base station, the base station by user equipment
The encapsulation of VLAN heads is added to the user's message and GTPU tunnel encapsulations obtain the VLAN request messages, the base station is again
The VLAN request messages are sent to the MEC equipment, the MEC equipment and judge the purpose IP of the VLAN response messages
Not in the local IP segment limits, VLAN request messages progress transparent transmission is forwarded to the core net by the MEC equipment,
The core net carries out wireless protocols to the VLAN request messages and terminates to obtain the user's message, then by the user's message
It is sent to internet, the internet is responded to obtain user response message to the user's message, then by the user response
Message sends to the core net, the core net and carries out the encapsulation of VLAN heads and GTPU tunnel encapsulations to the user response message
The VLAN response messages are obtained, the core net again sends the VLAN response messages to the MEC equipment, the MEC
After equipment judges the purpose IP of the VLAN response messages not in the local IP segment limits, the MEC equipment will described in
VLAN response message transparent transmissions are forwarded to the base station, to realize the biography of the VLAN messages between the base station and the core net
It is defeated.
Referring to Fig. 5, be the flow chart of processing locality in the message transmitting method of third embodiment of the invention offer, it is described
The step of processing locality of VLAN messages, includes S14 to S84.
Step S14, receive the VLAN request messages that the base station is sent.
Step S24, judge the purpose IP of the VLAN request messages in the local IP sections.
Step S34, the VLAN request messages are sent to the processing locality module of inside.
Step S44, the processing locality module record the mark of the VLAN request messages and the VLAN are asked to report
Text carries out the decapsulation of VLAN heads and the decapsulation in GTPU tunnels obtains the user's message.
Step S54, the user's message is sent to the LAN.
Step S64, the LAN receive the user's message, and processing is carried out to the user's message and produces user response
Message, and send the user response message.
Step S74, the encapsulation of VLAN heads and GTPU are carried out to the user response message according to the VLAN marks of record
The VLAN response messages are obtained after tunnel encapsulation.
Step S84, the VLAN response messages are sent to the base station.
When the purpose IP of the VLAN messages is in the local IP segment limits, the VLAN request messages are carried out this
Ground processing, the flow of the processing locality are：
The user's message is sent to the base station by user equipment, and the base station carries out adding VLAN heads to the user's message
Encapsulation and GTPU tunnel encapsulations obtain the VLAN request messages, and the base station again sends the VLAN request messages to described
MEC equipment, it is described when the MEC equipment judges that the purpose IP of the VLAN request messages is in the local IP segment limits
MEC equipment sends the VLAN request messages mark for the processing locality module of inside, recording the VLAN request messages
And the user's message is obtained to VLAN request messages progress VLAN heads decapsulation and the decapsulation in GTPU tunnels, it is described
The user's message is sent to the LAN by MEC equipment, and the LAN receives the user's message, and the user is reported
Text carries out processing and produces user response message, and the user response message is sent to the MEC equipment, the MEC equipment
The user response message that the LAN returns is received, is identified according to the VLAN of record to the user response report
Text obtains the VLAN response messages after carrying out the encapsulation of VLAN heads and GTPU tunnel encapsulations, and the MEC equipment is again by the VLAN
Response message is sent to the base station, and the base station carries out VLAN encapsulation to the VLAN response messages and GTPU tunnel decapsulations obtain
To the user response message, and send to the user equipment.
When the message is non-VLAN IP messages, the non-VLAN IP messages are to be not added with the encapsulation of VLAN heads but with the addition of
The user's message of GTPU tunnel encapsulations, the IP heads of the user's message include the purpose IP of the non-VLAN IP messages, to described
The step of purpose IP of non-VLAN IP messages is judged also includes：
The IP heads of the user's message included to the non-VLAN IP messages carry out purpose IP judgement, judge described non-
Whether the IP heads for the user's message that VLAN IP messages include are the local IP or in the local IP segment limits, with basis
The non-VLAN IP messages are carried out the transparent transmission forwarding or carry out the processing locality by judged result.
Further, in the present embodiment, the physical network card of the MEC equipment is provided with fault detection module, the event
Barrier detection module detects the software and hardware state of the CPU processor of the MEC equipment in real time, and under normal circumstances, the MEC equipment connects
Receive after first passing through the physical network card when base station is sent to the message of the core net, reach the CPU processor, pass through
The physical network card is sent to again after crossing the CPU processor processing, and the physical network card is forwarded to the core net again, when described
When fault detection module detects the CPU processor software and hardware exception, the physical network card is notified to enter bypass condition, so that
The base station and the core net carry out direct message transmissions by the physical network card.The link layer bypass technology can be most
Ensure the reliability of equipment in big degree, pass through the technology, it is possible to reduce the deployment complexity of MEC equipment, reduce equipment cost
And O＆M cost.
Referring to Fig. 6, the structural representation of the MEC equipment 10 provided for fourth embodiment of the invention, the MEC equipment 10
It is arranged between core net 30 and at least one base station 20, the MEC equipment 10 also serves a LAN 40, and the MEC is set
Standby 10 include：
Message receiving module 11, for the message for receiving the base station 20 or the core net 30 is sent；
Whether judge module 12, the purpose IP for judging the message meet the local IP rules；
Transparent transmission forwarding module 13, the purpose IP for determining the message when the judge module 12 do not meet described
Ground IP rules, transparent transmission forwarding is carried out by the message between the base station 20 and the core net 30；
Processing locality module 14, the purpose IP for determining the message when the judge module 12 meet the local
IP rules, processing locality is carried out to the message.
The message is ARP messages, and the ARP messages are ARP request message or arp response message.
The transparent transmission forwarding module 13 includes ARP message transmissions forwarding module 15, the ARP message transmissions forwarding module 15
Including：
ARP request message transmission forwarding module 17, for determining the ARP request message when the judge module 12
When purpose IP is not the machine IP of the MEC equipment 10, the ARP request message transmission is forwarded to the core net 30, with
After the core net 30 is received the ARP request message, processing is carried out to the ARP request message and produces arp response message,
And the arp response message is sent to the MEC equipment 10；
Arp response message transmission forwarding module 18, for determining the arp response message when the judge module 12
When purpose IP is not the machine IP, the arp response message transmission is forwarded to the base station 20, to realize the base station 20
Normal link-building and communication between the core net 30.
The message is VLAN messages, and the VLAN messages are VLAN request messages or VLAN response messages, the VLAN
Message is the user's message that with the addition of the encapsulation of VLAN heads and GTPU tunnel encapsulations, and the IP heads of the user's message include the VLAN
The purpose IP of message, the MEC equipment 10 judge the VLAN messages purpose IP whether the MEC equipment 10 set sheet
In ground IP segment limits.
The transparent transmission forwarding module 13 also includes VLAN message transmissions forwarding module 16, and the VLAN message transmissions forward mould
Block 16 includes：
VLAN request message transparent transmissions forwarding module 19, for when the MEC equipment 10 receive from the base station 20 it is described
VLAN request messages, and judge the local IP sections that the purpose IP of the VLAN request messages is not set in the MEC equipment 10
In the range of when, by the VLAN request messages progress transparent transmission be forwarded to the core net 30 so that the core net 30 is to described
VLAN messages produce the VLAN response messages after being handled, and the VLAN response messages are sent to the MEC equipment
10；
VLAN response message transparent transmissions forwarding module 21, received for the MEC equipment 10 from the core net 30 described
VLAN response messages, and judge the local IP sections that the purpose IP of the VLAN response messages is not set in the MEC equipment 10
In the range of when, the VLAN response messages transparent transmission is forwarded to the base station 20, to realize the base station 20 and the core net
The transmission of VLAN messages between 30.
The processing locality module 14 includes：Arp response module 22, described in being received when the MEC equipment 10
When the purpose IP of ARP messages is the machine IP, arp response is carried out to the transmitting terminal of the ARP messages.
The processing locality module 14 also includes：
VLAN decapsulation modules 23, for determining the VLAN sent from the base station 20 when the judge module 12
When the purpose IP of request message is in the local IP segment limits that the MEC equipment 10 is set, the VLAN request messages are recorded
Identify and the user's message, institute are obtained to VLAN request messages progress VLAN heads decapsulation and the decapsulation in GTPU tunnels
State MEC equipment 10 and the user's message is sent to the LAN 40, so that the LAN 40 produces user response message
And the user response message is sent to the MEC equipment 10；
Sending module 24, for the user's message to be sent into the LAN 40, so that the LAN 40 produces
User response message simultaneously sends the user response message to the MEC equipment 10；
The VLAN package modules 25, for receiving the use of the return of LAN 40 when the MEC equipment 10
During the response message of family, the encapsulation of VLAN heads and GTPU are carried out to the user response message according to the VLAN request marks of record
The VLAN response messages are obtained after tunnel encapsulation, and the VLAN response messages are sent to the base station 20, with described in realization
The transmission of VLAN messages between base station 20 and the core net 30.
The step of purpose IP of the message of the MEC equipment 10 to receiving judges also includes：When the report
Wen Weifei VLAN IP messages, the non-VLAN IP messages are to be not added with the encapsulation of VLAN heads but with the addition of the use of GTPU tunnel encapsulations
Family message, the IP heads of the user's message include the purpose IP of the non-VLANIP messages, and the MEC equipment 10 is to receiving
The step of purpose IP of the message is judged be：The MEC equipment 10 includes to the non-VLAN IP messages received
The IP heads of user's message carry out purpose IP judgement, with according to judged result will the non-VLAN IP messages progress it is described
Pass forwarding or carry out the processing locality.
Referring to Fig. 7, the structural representation of the physical network card of the MEC equipment 10 provided for fourth embodiment of the invention, institute
To state in MEC equipment 10 and be provided with physical network card 51 and CPU processor 52, the physical network card 51 is provided with fault detection module 53,
The fault detection module 53 detects the software and hardware state of the CPU processor 52 in real time, when the fault detection module 53 is examined
When measuring the 52 software and hardware exception of CPU processor, the physical network card 51 is notified to enter bypass condition, so that the base station 20
Direct message transmissions are carried out by the physical network card 51 with the core net 30.
Referring to Fig. 8, the structural representation of the message transfer system provided for fifth embodiment of the invention, the message passes
Defeated system includes base station 20, core net 30, LAN 40 and MEC equipment 10, and the MEC equipment 10 is arranged on the core net
20 between 30 and at least one base station, the MEC equipment 10 serves the LAN 40, and the base station 20 is gone back and user
Equipment 50 is connected, and the core net 30 is also connected with internet 60.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
In the case of departing from the principle and objective of the present invention a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The scope of invention is limited by claim and its equivalent.
Claims (14)
1. a kind of message transmitting method, the message transmissions for MEC equipment, it is characterised in that methods described includes：
When receiving message, judge whether the purpose IP of the message meets local IP rules；
If the purpose IP of the message does not meet the local IP rules, the message is subjected to transparent transmission forwarding；
If the purpose IP of the message meets the local IP rules, the message is subjected to processing locality.
2. message transmitting method as claimed in claim 1, it is characterised in that whether the purpose IP for judging the message accords with
Closing the step of the local IP rules includes：Judge what is included in the message according to the local IP segment limits of local IP or default
Whether purpose IP meets the local IP rules.
3. message transmitting method as claimed in claim 2, it is characterised in that the message is ARP messages, judges the ARP
The step whether the purpose IP of message meets the local IP rules includes judging whether the purpose IP of the ARP messages is described
Local IP；
The step of transparent transmission forwarding, includes：
When receiving the ARP messages, and when the purpose IP for determining the ARP messages is not the local IP, by the ARP
Message carries out transparent transmission forwarding；
The step of processing locality, includes：
When receiving the ARP messages, and when the purpose IP for determining the ARP messages is the local IP, according to the ARP
Message carries out arp response to the transmitting terminal of the ARP messages.
4. message transmitting method as claimed in claim 2, it is characterised in that：
The message is VLAN messages, and the VLAN messages are the user's report that with the addition of the encapsulation of VLAN heads and GTPU tunnel encapsulations
Text, the IP heads of the user's message include the purpose IP of the VLAN messages；
The step whether the purpose IP of the message for judging to receive meets the local IP rules is included described in judgement
Whether the purpose IP of VLAN messages is in the local IP segment limits；
The step of transparent transmission forwarding, includes：
When receiving the VLAN messages, and the VLAN is determined according to the IP heads of the user's message in the VLAN messages and reported
When the purpose IP of text is not in the local IP segment limits, the VLAN messages are subjected to transparent transmission forwarding；
The step of processing locality, includes：
When the purpose IP for determining the VLAN messages is in the local IP segment limits, the mark of the VLAN messages is recorded simultaneously
The decapsulation of VLAN heads is carried out to the VLAN messages and the decapsulation in GTPU tunnels obtains the user's message, the user is reported
Text sends to LAN and responded.
5. message transmitting method as claimed in claim 2, it is characterised in that：
The message is non-VLAN IP messages, and the non-VLAN IP messages are to be not added with the encapsulation of VLAN heads but with the addition of GTPU tunnels
The user's message of road encapsulation, the IP heads of the user's message include the purpose IP of the non-VLAN IP messages；
The step whether the purpose IP for the message for judging to receive meets the local IP rules includes：Judge described non-
Whether the IP heads for the user's message that VLAN IP messages include are the local IP or in the local IP segment limits, with basis
The non-VLAN IP messages are carried out the transparent transmission forwarding or carry out the processing locality by judged result.
6. message transmitting method as claimed in claim 1, it is characterised in that methods described also includes：
The MEC equipment detects the software and hardware state of the CPU processor of the MEC equipment in real time, when detecting the CPU processing
During device software and hardware exception, the physical network card of the MEC equipment is notified to enter bypass condition, so that the message passes through the physics
Network interface card is directly transmitted.
7. a kind of MEC equipment, it is characterised in that the MEC equipment includes：
Message receiving module, for receiving message；
Whether judge module, the purpose IP for judging the message meet local IP rules；
Transparent transmission forwarding module, the purpose IP for determining the message when the judge module do not meet the local IP rules
When, the message is subjected to transparent transmission forwarding；
Processing locality module, the purpose IP for determining the message when the judge module meet the local IP rules
When, processing locality is carried out to the message.
8. MEC equipment as claimed in claim 7, it is characterised in that the message is ARP messages, and the judge module is specific
For judge the ARP messages purpose IP whether be the MEC equipment the machine IP；
The transparent transmission forwarding module includes：
ARP message transmission forwarding modules, the purpose IP for determining the ARP messages when the judge module are not described
During machine IP, the ARP messages are subjected to transparent transmission forwarding.
9. MEC equipment as claimed in claim 7, it is characterised in that the message is VLAN messages, and the VLAN messages are to add
The user's message of the encapsulation of VLAN heads and GTPU tunnel encapsulations is added, the IP heads of the user's message include the mesh of the VLAN messages
IP；
The judge module be specifically used for judge the VLAN messages purpose IP whether the MEC equipment setting local IP
In segment limit；
The transparent transmission forwarding module also includes：
VLAN message transmission forwarding modules, for receiving the VLAN request messages when the MEC equipment, and according to described
The IP heads of user's message in VLAN messages determine the purpose IP of the VLAN messages not in the local that the MEC equipment is set
In IP segment limits, the VLAN messages are subjected to transparent transmission forwarding.
10. MEC equipment as claimed in claim 7, it is characterised in that the processing locality module includes：
Arp response module, the purpose IP for determining the ARP messages received when the judge module is described the machine
During IP, arp response is carried out to the transmitting terminal of the ARP messages.
11. MEC equipment as claimed in claim 7, it is characterised in that the processing locality module also includes：
VLAN decapsulation modules, for determining the purpose IP of the VLAN messages when the judge module in the MEC equipment
In the local IP segment limits of setting, record the mark of the VLAN messages and the VLAN messages are carried out the decapsulation of VLAN heads and
The decapsulation in GTPU tunnels obtains the user's message；
Sending module, for the user's message to be sent to LAN.
12. MEC equipment as claimed in claim 7, it is characterised in that the message is non-VLAN IP messages, the non-VLAN
IP messages are to be not added with the encapsulation of VLAN heads but with the addition of the user's message of GTPU tunnel encapsulations, and the IP heads of the user's message include
The purpose IP of the non-VLAN IP messages；
The judge module is specifically used for：The IP heads of the user's message included to the non-VLAN IP messages carry out purpose IP's
Judge, so that the non-VLAN IP messages are carried out into the transparent transmission forwarding according to judged result or carry out the processing locality.
13. MEC equipment as claimed in claim 7, it is characterised in that：
The physical network card of the MEC equipment is provided with fault detection module, and the fault detection module detects the MEC and set in real time
The software and hardware state of standby CPU processor, when detecting the CPU processor software and hardware exception, notify the physical network card
Into bypass condition, so that message is directly transmitted by the physical network card.
A kind of 14. message transfer system, it is characterised in that the message transfer system include base station, core net, LAN and
MEC equipment as described in claim 7 to 13 is any, the MEC equipment be arranged in series in the base station and the core net it
Between.
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| CN201610824394.1A CN107819658B (en) | 2016-09-14 | 2016-09-14 | Message transmission method, MEC (message aggregation center) equipment and system |
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