CN105025183B - The method that switching at runtime wireless network card realizes dial-up connection and its information processing storage - Google Patents
The method that switching at runtime wireless network card realizes dial-up connection and its information processing storage Download PDFInfo
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- CN105025183B CN105025183B CN201510398102.8A CN201510398102A CN105025183B CN 105025183 B CN105025183 B CN 105025183B CN 201510398102 A CN201510398102 A CN 201510398102A CN 105025183 B CN105025183 B CN 105025183B
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Abstract
The invention discloses the method that switching at runtime wireless network card realizes dial-up connection and its information processing storage, the present invention finds all communication channels of its generation using the numbering of wireless network card, is dialled successively using all communication channels until dial-up success or all communication channels have carried out dialling but not succeeding.This method user simply enters the simple order comprising wireless network card numbering and can be achieved with switching between multiple wireless network cards, it is convenient and efficient, time-consuming less, transition effect it is high.
Description
Technical field
The invention belongs to the communications field, is more particularly to switching at runtime wireless network card and realizes dial-up connection and its information processing
The method of storage.
Background technology
Wireless network card, such as wireless 3G network interface cards, its shape is similar with phonecard, can support online, not support to make a phone call.
Linux (a set of free class Unix operating systems using with Free propagation) kernel-driven USB-3G network card equipments (including USB is inserted
Realize in seat and 3G network interface cards, i.e. 3G network interface cards insertion USB socket and operating system or the processing equipment equipped with (SuSE) Linux OS
The equipment of connection communication), (it will be contained after USB-3G network card equipments are driven in/dev catalogues in this catalogue all
The external equipment used in linux system, can regard a port for accessing these external equipments as, and dev is device
English abbreviation) under generate ttyUSB equipment (USB turn serial ports, is the character device that USB-3G network interface cards are used to receive extraneous communication, can
To regard reception and sending port as, or can regard communication channel as), a USB-3G network interface card can generate multiple
TtyUSB equipment, but only ttyUSB equipment can with outbound communication, so need to carry out circulating exploratory dialing, and
Detection dialing is as a result, could realize and the connection communication of outer net.
When being inserted into multiple USB-3G network interface cards, multiple USB-3G network interface cards switching uses are extremely complex under User space, especially
If user does not know about this, the very long volume time may be consumed, or even can not achieve cutting for multiple USB-3G network interface cards
Change use.
The content of the invention
The technical problem to be solved in the present invention is how under (SuSE) Linux OS environment, reduce multiple wireless network cards and cut
The complexity used is changed, improves the efficiency of multiple wireless network card switchings.
In order to solve the above technical problem, the present invention provides a kind of switching at runtime wireless network card to realize dial-up connection
Method, the described method comprises the following steps：
Configure linux kernel and support the Message processing after wireless network card driving and wireless network card dialing；
Often it is inserted into a wireless network card then to be preserved the facility information for the wireless network card being currently inserted into, wherein described set
Standby information includes closing currently without the corresponding USB socket numbering of gauze card, USB socket numbering and the mapping of current wireless network card numbering
The numbering of system and current wireless network card generates the mapping relations of multiple communication channels with it；It is more to what is generated described in wireless network card
A communication channel carries out serial number；
Under User space perform wireless network card switching, user issue comprising the corresponding USB of the wireless network card to be switched to
The instruction of socket coding, is found according to USB socket numbering using the mapping relations that USB socket numbering is numbered with wireless network card
The numbering of wireless network card, instructs according to the numbering of wireless network card, extracts the communication letter of the wireless network card to be switched to generation
The numbering in road, dials according to the order numbered from small to large of communication channel, often performs one-stage dialing and detects whether to dial
Success, returns if success, unsuccessful to continue to dial, and continues cycling through, until the maximum of the numbering of communication channel；
If an existing wireless network card establishes connection, when carrying out the connection of other wireless network cards, disconnect having built first
Vertical connection, what is then issued again includes the instruction of the corresponding USB socket numbering of the wireless network card to be switched to
It is described the invention also discloses the information processing storage method that a kind of switching at runtime wireless network card realizes dial-up connection
Method comprises the following steps：
S1, the wireless network card for each insertion process equipment, generate corresponding unique numbering；
S2, the wireless network card for each insertion process equipment, obtain the numbering of corresponding USB socket, and build
Stand it and number the mapping relations one by one of the numbering of the corresponding USB socket, and stored；Wherein, each is inserted into
The wireless network card of processing equipment passes through a USB socket insertion process equipment；
Multiple communication channels that S3, the wireless network card for each insertion process equipment generate, are numbered；
S4, the wireless network card for each insertion process equipment, establish its numbering with it is corresponding the multiple logical
Believe the mapping relations of the numbering of channel, and stored.
Preferably, the method is further comprising the steps of：
S5, the wireless network card for each insertion process equipment, obtain its type, establish its type is numbered with it one
One mapping relations, and stored.
A kind of method that switching at runtime wireless network card realizes dial-up connection, the described method comprises the following steps：
S1, detection are connected to the number of the wireless network card in processing equipment, and obtain the numbering of each wireless network card；
S2, the numbering for obtaining the wireless network card to be switched to, and judge that the numbering of the wireless network card to be switched to is
No is one in the numbering obtained in the step S1, if carrying out step S3；
S3, the numbering according to the wireless network card to be switched to, find by the more of the wireless network card to be switched to generation
A communication channel；Wherein each wireless network card generates multiple communication channels；
S4, dialled using the multiple communication channel successively, until dial-up success or the multiple communication channel are equal
Dialled.
Preferably, it is further comprising the steps of before the step S4 after the step S3：
Whether dial-up success foundation communication connection is had in the wireless network card for judging to be connected with the processing equipment
Wireless network card, if so, disconnecting the dial-up success first establishes the connection of the wireless network card communicated to connect, then perform institute
Step S4 is stated, otherwise directly performs the step S4.
Preferably, it is further comprising the steps of before the step S3 after the step S2：
Obtain the network interface card type to be switched to；
According to the numbering for the wireless network card to be switched to, the type for the wireless network card to be switched to is found, judges institute
Whether the type for the wireless network card to be switched to is identical with the network interface card type to be switched to, if so then execute the step
S3。
Preferably, the step S4 comprises the following steps：
The numbering of S41, the multiple communication channel of extraction；
S42, the numbering for being obtained in the step S41, according to order from big to small, utilize corresponding communication channel
Dial successively, until dial-up success or the multiple communication channel are dialled.
Preferably, in the step S1, the numbering of number and the USB socket first to the USB socket is visited
Survey, wherein, each described USB socket corresponds to a wireless network card；Afterwards according to determining the USB socket number
The number of wireless network card, the numbering of the wireless network card is determined according to the numbering of the USB socket
The present invention provides the method that switching at runtime wireless network card realizes dial-up connection and its information processing storage, the present invention
All communication channels of its generation are found using the numbering of wireless network card, are dialled successively using all communication channels until dialling
Number successful or all communication channels have carried out dialling but not succeeding.This method user is simply entered comprising wireless network card
The simple order of numbering can be achieved with the switching between multiple wireless network cards, it is convenient and efficient, time-consuming less, transition effect it is high.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the flow chart that the switching at runtime wireless network card of the present invention realizes the information processing storage method of dial-up connection；
Fig. 2 is the flow chart that the switching at runtime wireless network card of the present invention realizes the method for dial-up connection.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.Following embodiments are used to illustrate this hair
It is bright, but cannot be used for limiting the scope of the invention.
The invention discloses a kind of method that switching at runtime wireless network card realizes dial-up connection, the described method includes following step
Suddenly：
Configure linux kernel and support the Message processing after wireless network card driving and wireless network card dialing；
Often it is inserted into a wireless network card then to be preserved the facility information for the wireless network card being currently inserted into, wherein described set
Standby information includes closing currently without the corresponding USB socket numbering of gauze card, USB socket numbering and the mapping of current wireless network card numbering
The numbering of system and current wireless network card generates the mapping relations of multiple communication channels with it；It is more to what is generated described in wireless network card
A communication channel carries out serial number；
Under User space perform wireless network card switching, user issue comprising the corresponding USB of the wireless network card to be switched to
The instruction of socket coding, is found according to USB socket numbering using the mapping relations that USB socket numbering is numbered with wireless network card
The numbering of wireless network card, instructs according to the numbering of wireless network card, extracts the communication letter of the wireless network card to be switched to generation
The numbering in road, dials according to the order numbered from small to large of communication channel, often performs one-stage dialing and detects whether to dial
Success, returns if success, unsuccessful to continue to dial, and continues cycling through, until the maximum of the numbering of communication channel；
If an existing wireless network card establishes connection, when carrying out the connection of other wireless network cards, disconnect having built first
Vertical connection, what is then issued again includes the instruction of the corresponding USB socket numbering of the wireless network card to be switched to.
Fig. 1 is the flow chart that the switching at runtime wireless network card of the present invention realizes the information processing storage method of dial-up connection,
Comprise the following steps：
S1, the wireless network card for each insertion process equipment (processing equipment that (SuSE) Linux OS is housed), generation
Corresponding unique numbering；
S2, the wireless network card for each insertion process equipment, obtain the numbering of corresponding USB socket, and build
Stand it and number the mapping relations one by one of the numbering of the corresponding USB socket；Wherein, the nothing of each insertion process equipment
Gauze card passes through a USB socket insertion process equipment；
Multiple communication channels that S3, the wireless network card for each insertion process equipment generate, are numbered；
S4, the wireless network card for each insertion process equipment, establish its numbering with it is corresponding the multiple logical
Believe the mapping relations of the numbering of channel, and stored.This mapping relations is one-to-many mapping relations.
By USB socket insertion process equipment, wireless network card of the invention refers to but unlimited above method wireless network card
In wireless 3G network interface cards, i.e. USB-3G network interface cards.The number of the communication channel (ttyUSB equipment) of its different generation of the type of 3G network interface cards
With regard to difference.
Further, the above method is further comprising the steps of：
S5, the wireless network card for each insertion process equipment, obtain its type, establish its type is numbered with it one
One mapping relations, and stored.
The mapping relations of USB socket numbering and wireless network card numbering are had been set up using the above method, wireless network card
Numbering and the type of wireless network card and the mapping relations of its multiple communication channel of generation, can be found using USB socket numbering
The numbering of wireless network card, the type of corresponding wireless network card and corresponding multiple logical can be found using the numbering of wireless network card
Believe channel.
The invention also discloses a kind of method that switching at runtime wireless network card realizes dial-up connection, specifically include following step
Suddenly：
S1, detection are connected to the number of the wireless network card in processing equipment, and obtain the numbering of each wireless network card；
The wireless network card number and the numbering of wireless network card found in this step using USB socket numbering and number；
S2, the numbering for obtaining the wireless network card to be switched to, and judge that the numbering of the wireless network card to be switched to is
No is one in the numbering obtained in the step S1, if carrying out step S3；
In this step, the numbering for the wireless network card to be switched to is inputted by user；If numbering input by user is mistake
Or be not the wireless network card being connected with processing equipment, then return prompt message and terminate this dial-up connection operation；
S3, the numbering according to the wireless network card to be switched to, find by the more of the wireless network card to be switched to generation
A communication channel；Wherein each wireless network card generates multiple communication channels；
The mapping relations that this step numbers the communication channel with being generated with it using wireless network card obtain；
S4, dialled using the multiple communication channel successively, until dial-up success or the multiple communication channel are equal
Dialled.In this step, because for the USB socket of different model, connected wireless network card can communicate
Communication channel can be different, and a wireless network card being connected with a USB socket has in the same time and can only have one
Communication channel can communicate, it is therefore desirable to be dialled successively using each communication channel, until dial-up success or described
Multiple communication channels carried out dial but there is no dial-up success, under normal circumstances all can dial-up success, except in 3G network
Cover it is bad in the case of, dial-up connection may fail, establish connection it is unsuccessful.
Further, it is further comprising the steps of before the step S4 after the step S3：
Whether dial-up success foundation communication connection is had in the wireless network card for judging to be connected with the processing equipment
Wireless network card, if so, disconnecting the dial-up success first establishes the connection of the wireless network card communicated to connect, then perform institute
Step S4 is stated, otherwise directly performs the step S4.In this step, if a wireless network card has been successfully established connection, it can incite somebody to action
Corresponding flag bit set (being such as equal to 1), otherwise flag bit resets (being such as equal to 0), therefore judges whether
During through dial-up success, it is only necessary to inquire about flag bit.
Further, it is further comprising the steps of before the step S3 after the step S2：
The network interface card type to be switched to is obtained, this signal is inputted by user；
According to the numbering for the wireless network card to be switched to, the type for the wireless network card to be switched to is found, judges institute
Whether the type for the wireless network card to be switched to is identical with the network interface card type to be switched to, if so then execute the step
S3。
Further, the step S4 comprises the following steps：
The numbering of S41, the multiple communication channel of extraction；This step using wireless network card number with it is corresponding described
The mapping relations of the numbering of multiple communication channels obtain；
S42, the numbering for being obtained in the step S41, according to order from big to small, utilize corresponding communication channel
Dial successively, until dial-up success or the multiple communication channel are dialled.
The communication channel generated for the wireless network khaki of a given type is fixed, therefore according to wireless network card
Type and quantity can determine the sum of the communication channel of all wireless network cards generation, and the signal of communication number can be with
Unified organizational system.Numbering such as the communication channel of No. 1 wireless network card is 0-2, and the numbering of the communication channel of No. 2 wireless network cards is 3-5,
The numbering of the communication channel of No. 3 wireless network cards is 6-8.When information stores at this time, can only it be stored for a wireless network card logical
Believe the initial value and stop value of channel, when carrying out exploratory dialing using communication channel, a for circulation can be established and carried out
Realize operation.
Illustrated by taking USB-3G network interface cards as an example：
Configure linux kernel and support PPP (the i.e. point-to-point protocols after USB-3G trawl performances and the dialing of USB-3G network interface cards
Point to Point Protocol, are a kind of agreements) Message processing, after above-mentioned point-to-point protocol is used for dial-up success
The communication information is handled.By make menuconfig orders configure kernel setup option, choose USB Support and
The respective option under PPP Support；
Increasing income the dialing of Program Generating USB-3G network interface cards according to currently used hardware structure (x86, mips, arm) compiling need to
Executable file to be used；
User space detects 3G network interface cards number and each corresponding type, plays special thread and is polled perception.
A 3G network interface card is often inserted into then to perform " the 3G network card equipment information that will be currently inserted into of lsusb ＞ 3G_table " orders
(mapping relations of USB socket numbering, 3G network interface cards type and USB socket numbering and 3G network interface cards numbering, the numbering and 3G of 3G network interface cards
The mapping relations of the type of network interface card and its multiple communication channel of generation) generation file preservation, the equipment letter of the 3G network interface cards of preservation
The numbering initial value and stop value of the ttyUSB that current 3G network interface cards are generated are ceased and recorded, and mark, example are numbered to the 3G
Such as：From left to right specify the corresponding ttyUSB device numbers of USB port as follows：
When order issues usb-3g connect 1, according to specified No. 1 3G network interface card for needing to connect is issued, then take out
The ttyUSB numberings initial value and stop value that No. 1 3G network interface card is generated, then carry out for circulation, since being minimal to
Maximum terminates, and performs Dial Up script, often perform once go to detect afterwards the ttyUSB whether dial-up success, returned if success
Return, it is unsuccessful, the ttyUSB index values in Dial Up script are added 1, are continued cycling through, until stop value；If No. 1 3G network interface card is built
Stood connection, wanted to switch to No. 2 3G network interface cards at this time, issue automatically first one disconnect it is upper one connection order, then again under
Usb-3g connect 2 are sent out, according to the numbering for issuing the 3G network interface cards specified, the corresponding ttyUSB of No. 2 3G network interface cards is then taken out and compiles
Number initial value and stop value, perform for circulations, are performed since the initial value of No. 2 3G network interface cards, and detect whether dialing succeeds,
If dialing is just exited in success, unsuccessful to continue next circulation, until stop value.With the switching method of other 3G network interface cards and this
It is identical.
The present invention finds all communication channels of its generation using the numbering of wireless network card, utilizes all communication channels successively
Dial until dial-up success or all communication channels have carried out dialling but not succeeding.This method user simply enters
The simple order of numbering comprising wireless network card can be achieved with the switching between multiple wireless network cards, it is convenient and efficient, time-consuming less,
Transition effect is high.
Embodiment of above is merely to illustrate the present invention, rather than limitation of the present invention.Although with reference to embodiment to this hair
It is bright to be described in detail, it will be understood by those of ordinary skill in the art that, to technical scheme carry out it is various combination,
Modification or equivalent substitution, without departure from the spirit and scope of technical solution of the present invention, the right that should all cover in the present invention is wanted
Ask among scope.
Claims (8)
1. a kind of method that switching at runtime wireless network card realizes dial-up connection, it is characterised in that the described method comprises the following steps：
Configure linux kernel and support the Message processing after wireless network card driving and wireless network card dialing；
Often it is inserted into a wireless network card then to be preserved the facility information for the wireless network card being currently inserted into, wherein the equipment is believed
The mapping relations that breath includes current wireless network card corresponding USB socket numbering, USB socket numbering is numbered with current wireless network card with
And the numbering of current wireless network card generates the mapping relations of multiple communication channels with it；To the multiple institutes generated described in wireless network card
State communication channel and carry out serial number；
Under User space perform wireless network card switching, user issue comprising the corresponding USB socket of the wireless network card to be switched to
The instruction of numbering, is found wirelessly according to USB socket numbering using the mapping relations that USB socket numbering is numbered with wireless network card
The numbering of network interface card, instructs according to the numbering of wireless network card, extracts the communication channel of the wireless network card to be switched to generation
Numbering, dials according to the order numbered from small to large of communication channel, often performs one-stage dialing and detects whether dial-up success,
Returned if success, it is unsuccessful to continue to dial, continue cycling through, until the maximum of the numbering of communication channel；
If an existing wireless network card establishes connection, when carrying out the connection of other wireless network cards, disconnect what is had built up first
Connection, then issues the instruction for including the corresponding USB socket numbering of the wireless network card to be switched to again.
2. a kind of switching at runtime wireless network card realizes the information processing storage method of dial-up connection, it is characterised in that the method
Comprise the following steps：
S1, the wireless network card for each insertion process equipment, generate corresponding unique numbering；
S2, the wireless network card for each insertion process equipment, obtain the numbering of corresponding USB socket, and establish it
The mapping relations one by one of the numbering of the corresponding USB socket are numbered, and are stored；Wherein, each insertion process
The wireless network card of equipment passes through a USB socket insertion process equipment；
Multiple communication channels that S3, the wireless network card for each insertion process equipment generate, are numbered；
S4, the wireless network card for each insertion process equipment, establish its numbering and believe with corresponding the multiple communication
The mapping relations of the numbering in road, and stored.
3. according to the method described in claim 2, it is characterized in that, the method is further comprising the steps of：
S5, the wireless network card for each insertion process equipment, obtain its type, establish its type and are reflected one by one with what it was numbered
Relation is penetrated, and is stored.
4. a kind of method that switching at runtime wireless network card realizes dial-up connection, it is characterised in that the described method comprises the following steps：
S1, detection are connected to the number of the wireless network card in processing equipment, and obtain the numbering of each wireless network card；
S2, obtain the wireless network card to be switched to numbering, and judge the wireless network card to be switched to numbering whether be
One in the numbering obtained in the step S1, if carrying out step S3；
S3, the numbering according to the wireless network card to be switched to, find by the multiple logical of the wireless network card to be switched to generation
Believe channel；Wherein each wireless network card generates multiple communication channels；
S4, dialled using the multiple communication channel successively, until dial-up success or the multiple communication channel carry out
Dialing.
5. according to the method described in claim 4, it is characterized in that, after the step S3, further included before the step S4
Following steps：
Whether the nothing of dial-up success foundation communication connection is had in the wireless network card for judging to be connected with the processing equipment
Gauze card, if so, dial-up success establishes the connection of the wireless network card of communication connection described in disconnecting first, then performs the step
Rapid S4, otherwise directly performs the step S4.
6. according to the method described in claim 4, it is characterized in that, after the step S2, further included before the step S3
Following steps：
Obtain the network interface card type to be switched to；
According to the numbering for the wireless network card to be switched to, the type for the wireless network card to be switched to is found, judges the institute
Whether the type for the wireless network card to be switched to is identical with the network interface card type to be switched to, if so then execute the step
S3。
7. according to the method described in claim 4, it is characterized in that, the step S4 comprises the following steps：
The numbering of S41, the multiple communication channel of extraction；
S42, the numbering for being obtained in the step S41, according to order from big to small, using corresponding communication channel successively
Dial, until dial-up success or the multiple communication channel are dialled.
8. according to the method described in claim 4, it is characterized in that, in the step S1, pair connect first with the processing equipment
The number of the USB socket connect and the numbering of the USB socket are detected, wherein, each described USB socket corresponds to an institute
State wireless network card；The number of the wireless network card is determined according to the USB socket number afterwards, according to the volume of the USB socket
Number determine the wireless network card numbering.
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| CN113438749B (en) * | 2021-05-17 | 2022-09-06 | 深圳市广和通无线股份有限公司 | Multi-public-network connection driving method and device, computer equipment and storage medium |
| CN113835783A (en) * | 2021-09-24 | 2021-12-24 | 青岛海信移动通信技术股份有限公司 | Method and device for controlling start of Wi-Fi network card and terminal equipment |
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| CN1735051A (en) * | 2004-08-12 | 2006-02-15 | 华为技术有限公司 | Wireless switching device and its method |
| CN101394364A (en) * | 2008-10-30 | 2009-03-25 | 西安电子科技大学 | MIPv6 seamless switching method based on dual network cards |
| CN103052057A (en) * | 2011-10-17 | 2013-04-17 | 深圳市普联技术有限公司 | Identification method, system and electronic device of 3G (third generation telecommunication) wireless network card |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040253982A1 (en) * | 2003-06-10 | 2004-12-16 | Wu Wen Huiang | Dual mode wireless network card for supporting GPRS communication device and wireless receiver |
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|---|---|---|---|---|
| CN1735051A (en) * | 2004-08-12 | 2006-02-15 | 华为技术有限公司 | Wireless switching device and its method |
| CN101394364A (en) * | 2008-10-30 | 2009-03-25 | 西安电子科技大学 | MIPv6 seamless switching method based on dual network cards |
| CN103052057A (en) * | 2011-10-17 | 2013-04-17 | 深圳市普联技术有限公司 | Identification method, system and electronic device of 3G (third generation telecommunication) wireless network card |
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