CN106534601A - Network access method and apparatus - Google Patents
Network access method and apparatus Download PDFInfo
- Publication number
- CN106534601A CN106534601A CN201611042680.9A CN201611042680A CN106534601A CN 106534601 A CN106534601 A CN 106534601A CN 201611042680 A CN201611042680 A CN 201611042680A CN 106534601 A CN106534601 A CN 106534601A
- Authority
- CN
- China
- Prior art keywords
- network
- data link
- currently available
- adsl
- access request
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
Abstract
The invention discloses a network access method and apparatus, for realizing the purposes of redundancy hot standby and flow sharing of data links in a network access process. The method can comprises the following steps: when an access request of accessing a network from a terminal is received, determining a currently available data link; and based on the determined currently available data link, transmitting the access request and receiving network data returned by a network end according to the access request.
Description
Technical field
The present invention relates to Computer Applied Technology field, more particularly to a kind of method and device for accessing network.
Background technology
Adsl (asymmetric digital subscriber line, ADSL) is a kind of new
Data transfer mode.It is asymmetric because of uplink and downlink bandwidth, therefore referred to as asymmetrical digital subscriber loop.It is using frequency
Divide multiplex technique that common telephone wire divide into phone, three relatively independent channels of uplink and downlink, so as to avoid phase
Interference between mutually.Even if surfing the Net when making a phone call, the situation that speed of surfing the Internet and speech quality decline will not also occur.Generally
Adsl can be provided in the case where not affecting normal telephone to communicate under the speed uplink and highest 24Mbps of highest 3.5Mbps
Scanning frequency degree.
At telco service provider end, the telephone line that adsl business is opened per bar is connected to digital subscriber line by needs
On DSL Access Multiplexer.And in user side, user is needed using an adsl terminal (because and traditional modem
(modem) it is similar to, so also referred to as " cat ") connecting telephone line.As adsl uses high-frequency signal, so at two ends also
Adsl data-signals and ordinary audio telephone signal will be separated using adsl demultiplexers, it is to avoid make a phone call when
There is noise jamming in time.Common adsl terminals have a telephone line entrance, and an Ethernet interface, some terminals are integrated with
Adsl demultiplexers, also provide the phone interfaces of a connection.Some adsl modems use usb interfaces and computer
It is connected, needs the software specified is installed on computers and communicated with adding Microsoft Loopback Adapter.
The content of the invention
The present invention provides a kind of method and device for accessing network, to realize data link during network is accessed
Redundant backup and traffic sharing purpose.
The present invention provides a kind of method for accessing network, including：
When the access request of the access network for carrying out self terminal is received, currently available data link is determined；
Based on a determination that described currently available data link, transmit the access request and receive network-side according to institute
State the network data of access request return.
In an embodiment of the present invention, the currently available data link includes one or more adsl links.
In an embodiment of the present invention, when the currently available data link includes a plurality of adsl links, it is determined that
Before currently available data link, methods described also includes：
Add network interface card for the terminal, and configuration includes the adsl dialing of multilink；
Start and configure each self-corresponding ppp interfaces of multilink；
Routing table is created for each ppp interface, and route table items is injected in the routing table for creating.
In an embodiment of the present invention, it is described to configure the adsl dialing for including multilink, including：
By the dial-up profile of the multiple ppp of adsl-setup program creations, and preserve configuration.
In an embodiment of the present invention, after injecting route table items in the routing table for creating, methods described also includes：
Write the script file safeguarded to routing table and flow control policy.
In an embodiment of the present invention, based on a determination that described currently available data link, transmit the access request
And the network data that network-side is returned according to the access request is received, including：
The script file is called, number of targets is chosen using the script file from the currently available data link
According to link；
The access request is transmitted using the destination data link and network-side is received and is returned according to the access request
The network data returned.
The present invention also provides a kind of device for accessing network, including：
Determining module, for when the access request of the access network for carrying out self terminal is received, determining currently available number
According to link；
Processing module, for based on a determination that described currently available data link, transmit the access request and connect
Receive the network data that network-side is returned according to the access request.
In an embodiment of the present invention, the currently available data link includes one or more adsl links.
In an embodiment of the present invention, described device also includes：
Configuration module, for when the currently available data link includes a plurality of adsl links, in the determination mould
Before block determines currently available data link, it is the terminal addition network interface card, and configuration includes the adsl dialing of multilink；
Start and configure each self-corresponding ppp interfaces of multilink；Routing table is created for each ppp interface, and in the route for creating
Route table items are injected in table.
In an embodiment of the present invention, the configuration module is additionally operable to：
By the dial-up profile of the multiple ppp of adsl-setup program creations, and preserve configuration.
In an embodiment of the present invention, described device also includes：
Module is write, for writing the script file safeguarded to routing table and flow control policy.
In an embodiment of the present invention, the processing module is additionally operable to：
The script file is called, number of targets is chosen using the script file from the currently available data link
According to link；
The access request is transmitted using the destination data link and network-side is received and is returned according to the access request
The network data returned.
In embodiments of the present invention, when the access request of the access network for carrying out self terminal is received, determine currently available
Data link；Based on a determination that described currently available data link, transmit the access request and receive network-side root
According to the network data that the access request is returned.As can be seen here, the embodiment of the present invention can be realized during network is accessed
The Redundant backup of data link and the purpose of traffic sharing.
Other features and advantages of the present invention will be illustrated in the following description, also, partly be become from specification
Obtain it is clear that or being understood by implementing the present invention.The purpose of the present invention and other advantages can be by the explanations write
In book, claims and accompanying drawing, specifically noted structure is realizing and obtain.
Below by drawings and Examples, technical scheme is described in further detail.
Description of the drawings
Accompanying drawing is used for providing a further understanding of the present invention, and constitutes a part for specification, the reality with the present invention
Applying example is used for explaining the present invention together, is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the flow chart of the method for access network in one embodiment of the invention；
Fig. 2 is the flow chart of the method for access network in another embodiment of the present invention；
Fig. 3 is the structural representation of the device of access network in one embodiment of the invention；
Fig. 4 is the structural representation of the device of access network in another embodiment of the present invention；And
Fig. 5 is the structural representation of the device of access network in further embodiment of this invention.
Specific embodiment
The preferred embodiments of the present invention are illustrated below in conjunction with accompanying drawing, it will be appreciated that preferred reality described herein
Apply example and be merely to illustrate and explain the present invention, be not intended to limit the present invention.
The flow chart that the method for network is accessed in being illustrated in figure 1 one embodiment of the invention, the method can include following
Step S11-S12.
Step S11, when the access request of the access network for carrying out self terminal is received, determines currently available Data-Link
Road.
In this step, currently available data link can include one or more adsl links.As introduced above
Adsl divide into phone, uplink and downlink three relatively independent channels common telephone wire using frequency multiplexing technique, from
And avoid interference each other.
Step S12, based on a determination that currently available data link, transmission access request and receive network-side according to visit
Ask the network data that request is returned.
In embodiments of the present invention, when the access request of the access network for carrying out self terminal is received, determine currently available
Data link；Based on a determination that described currently available data link, transmit the access request and receive network-side root
According to the network data that the access request is returned.As can be seen here, the embodiment of the present invention can be realized during network is accessed
The Redundant backup of data link and the purpose of traffic sharing.
In above step S11, when terminal needs to access network by adsl, then need to add network interface card to be communicated,
That is, in the alternative embodiment of the present invention, can be configured by following steps A1-A3.
Step A1, is terminal addition network interface card, and configuration includes the adsl dialing of multilink.
In this step, when network interface card is added for terminal, may be inserted into network interface card and start terminal, modification/etc/
Modules.conf simultaneously adds alias eth2 driver.o.Further, when configuration includes that the adsl of multilink dials,
The dial-up profile of the multiple ppp of adsl-setup program creations can be passed through, and preserve configuration.
For example, the dial-up profile of adsl-setup program creation ppp0 and ppp1 can be passed through, and preserves configuration.Repair
Change/etc/sysconfig/network-script/ifcfg-ppp* files, PIDFILE parameters therein are set to：
PIDFILE=/var/run/ppp-adsl*.pid, wherein * correspondence 0,1 etc..If not changing this parameter will be unable to startup second
Individual ppp interfaces (i.e. ppp1).
Step A2, starts and configures each self-corresponding ppp interfaces of multilink.
Because adsl-start orders are default can only to start first ppp interface (i.e. ppp0).So two will be started connecing
Mouthful, it is necessary to specified configuration file, it is as follows：
adsl-start/etc/sysconfig/network-script/ifcfg-ppp0；
adsl-start/etc/sysconfig/network-script/ifcfg-ppp1。
Step A3, creates routing table for each ppp interface, and injects route table items in the routing table for creating.
In this step, under default condition, system only has 3 routing tables, local, main, default, and routing rule is
All incoming data reports carry out decision-making route all referring to main, defaul, and this can be checked by ip rulels.
In the alternative embodiment of the present invention, after step A3 injects route table items in the routing table for creating, may be used also
To write the script file safeguarded to routing table and flow control policy.
The present invention alternative embodiment in, in step S12 based on a determination that currently available data link, transmission access
During the network data that request and reception network-side are returned according to access request, script file can be called, using script text
Part chooses destination data link from currently available data link, so using destination data link transmit access request and
Receive the network data that network-side is returned according to access request.
The of the invention method for accessing network is discussed in detail below by a specific embodiment realizes process.Such as Fig. 2
The flow chart that the method for network is accessed in showing another embodiment of the present invention, the method may comprise steps of S21-S26.
Step S21, is terminal addition network interface card, and configuration includes the adsl dialing of multilink.
In this step, when network interface card is added for terminal, may be inserted into network interface card and start terminal, modification/etc/
Modules.conf simultaneously adds alias eth2 driver.o.Further, when configuration includes that the adsl of multilink dials,
The dial-up profile of the multiple ppp of adsl-setup program creations can be passed through, and preserve configuration.
For example, the dial-up profile of adsl-setup program creation ppp0 and ppp1 can be passed through, and preserves configuration.Repair
Change/etc/sysconfig/network-script/ifcfg-ppp* files, PIDFILE parameters therein are set to：
PIDFILE=/var/run/ppp-adsl*.pid, wherein * correspondence 0,1 etc..If not changing this parameter will be unable to startup second
Individual ppp interfaces (i.e. ppp1).
Step S22, starts and configures each self-corresponding ppp interfaces of multilink.
Because adsl-start orders are default can only to start first ppp interface (i.e. ppp0).So two will be started connecing
Mouthful, it is necessary to specified configuration file, it is as follows：
adsl-start/etc/sysconfig/network-script/ifcfg-ppp0；
adsl-start/etc/sysconfig/network-script/ifcfg-ppp1。
Step S23, creates routing table for each ppp interface.
In this step, under default condition, system only has 3 routing tables, local, main, default, and routing rule is
All incoming data reports carry out decision-making route all referring to main, defaul, and this can be checked by ip rulels, its output
Code is as follows：
[root@linuxrouter root]#ip rule ls
0:from all lookup local
32766:from all lookup main
32767:from all lookup 253
[root@linuxrouter root]#
Want implementation strategy route, extra routing table can be added, below two order add respectively entitled ppp0 and
The routing table of ppp1：
echo 201 ppp0>>/etc/iproutes/rt_tables
echo 202 ppp1>>/etc/iproutes/rt_tables
Step S24, injects route table items in the routing table for creating.
Two routing tables being created above all are sky tables, need to inject route table items wherein.Following script can be passed through
For injecting route table items, code is as follows：
Route table items in main tables are copied in ppp0 and ppp1 respectively, and following order is added to into/etc/
In rc.d/rc.local：
cprt main ppp0
cprt main ppp1
Now, there are identical route table items in two routing tables, in addition to default route.Default route
Addition will be added by other approach.When ppp is activated, or when going offline, pppd finger daemons can call/etc/ppp/ catalogues
Under ip-up, ip-down script, these scripts call ip-up.local, ip-down.local again respectively.Here utilizes this
Safeguarding to routing table and flow control policy, this script needs manual creation to two scripts.
The script in this example is presented herein below：/ etc/ppp/ip-up.local, code are as follows：
The script in this example is presented herein below：/ etc/ppp/ip-down.local, code are as follows：
Step S25, when the access request of the access network for carrying out self terminal is received, determines currently available adsl chains
Road.
Step S26, calls script file, chooses target adsl using the script file from currently available adsl links
Link, and then using target adsl link transmission access request and receive the network number that network-side is returned according to access request
According to.
The embodiment of the present invention can realize Redundant backup and the traffic sharing of data link during network is accessed
Purpose.
It should be noted that in actual applications, above-mentioned all optional embodiments can be with any by the way of combining
Combination, forms the alternative embodiment of the present invention, and this is no longer going to repeat them.
Corresponding to the method for the access network in above-described embodiment, the present invention also provides a kind of device for accessing network.Such as
Fig. 3 accesses the structural representation of the device of network in showing one embodiment of the invention, including：
Determining module 31, for when the access request of the access network for carrying out self terminal is received, determining currently available
Data link；
Processing module 32, for based on a determination that described currently available data link, transmit the access request and
Receive the network data that network-side is returned according to the access request.
In an embodiment of the present invention, the currently available data link includes one or more adsl links.
In an embodiment of the present invention, as shown in figure 4, the device that figure 3 above shows can also include：
Configuration module 41, for when the currently available data link includes a plurality of adsl links, in the determination
Before module 31 determines currently available data link, it is the terminal addition network interface card, and configuration includes the adsl of multilink
Dialing；Start and configure each self-corresponding ppp interfaces of multilink；Routing table is created for each ppp interface, and in establishment
Route table items are injected in routing table.
In an embodiment of the present invention, the configuration module 41 is additionally operable to：
By the dial-up profile of the multiple ppp of adsl-setup program creations, and preserve configuration.
In an embodiment of the present invention, as shown in figure 5, the device that figure 3 above shows can also include：
Module 51 is write, for writing the script file safeguarded to routing table and flow control policy.
In an embodiment of the present invention, the processing module 32 is additionally operable to：
The script file is called, number of targets is chosen using the script file from the currently available data link
According to link；
The access request is transmitted using the destination data link and network-side is received and is returned according to the access request
The network data returned.
The said apparatus of the embodiment of the present invention：When the access request of the access network for carrying out self terminal is received, it is determined that working as
Front available data link；Based on a determination that described currently available data link, transmit the access request and receive net
The network data that network end is returned according to the access request.As can be seen here, the embodiment of the present invention can be in the process for accessing network
The middle Redundant backup for realizing data link and the purpose of traffic sharing.
Those skilled in the art are it should be appreciated that embodiments of the invention can be provided as method, system or computer program
Product.Therefore, the present invention can adopt complete hardware embodiment, complete software embodiment or with reference to the reality in terms of software and hardware
Apply the form of example.And, the present invention can be using the computer for wherein including computer usable program code at one or more
The shape of the computer program implemented in usable storage medium (including but not limited to magnetic disc store and optical memory etc.)
Formula.
The present invention be with reference to method according to embodiments of the present invention, equipment (system), and computer program flow process
Figure and/or block diagram are describing.It should be understood that can be by computer program instructions flowchart and/or each stream in block diagram
The combination of journey and/or square frame and flow chart and/or flow process and/or square frame in block diagram.These computer programs can be provided
The processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce
A raw machine so that produced for reality by the instruction of computer or the computing device of other programmable data processing devices
The device of the function of specifying in present one flow process of flow chart or one square frame of multiple flow processs and/or block diagram or multiple square frames.
These computer program instructions may be alternatively stored in and can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory is produced to be included referring to
Make the manufacture of device, the command device realize in one flow process of flow chart or one square frame of multiple flow processs and/or block diagram or
The function of specifying in multiple square frames.
These computer program instructions can be also loaded in computer or other programmable data processing devices so that in meter
Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented process, so as in computer or
The instruction performed on other programmable devices is provided for realizing in one flow process of flow chart or multiple flow processs and/or block diagram one
The step of function of specifying in individual square frame or multiple square frames.
Obviously, those skilled in the art can carry out the essence of various changes and modification without deviating from the present invention to the present invention
God and scope.So, if these modifications of the present invention and modification belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising these changes and modification.
Claims (10)
1. it is a kind of access network method, it is characterised in that include：
When the access request of the access network for carrying out self terminal is received, currently available data link is determined；
Based on a determination that described currently available data link, transmit the access request and receive network-side according to the visit
Ask the network data that request is returned.
2. method according to claim 1, it is characterised in that the currently available data link includes one or more
Adsl links.
3. method according to claim 2, it is characterised in that when the currently available data link includes a plurality of adsl
During link, it is determined that before currently available data link, methods described also includes：
Add network interface card for the terminal, and configuration includes the adsl dialing of multilink；
Start and configure each self-corresponding ppp interfaces of multilink；
Routing table is created for each ppp interface, and route table items is injected in the routing table for creating.
4. method according to claim 3, it is characterised in that the configuration includes the adsl dialing of multilink, including：
By the dial-up profile of the multiple ppp of adsl-setup program creations, and preserve configuration.
5. method according to claim 3, it is characterised in that after injecting route table items in the routing table for creating, institute
Stating method also includes：
Write the script file safeguarded to routing table and flow control policy.
6. method according to claim 5, it is characterised in that based on a determination that described currently available data link, pass
The network data that the defeated access request and reception network-side are returned according to the access request, including：
The script file is called, target data chain is chosen from the currently available data link using the script file
Road；
The access request is transmitted using the destination data link and receives what network-side was returned according to the access request
Network data.
7. it is a kind of access network device, it is characterised in that include：
Determining module, for when the access request of the access network for carrying out self terminal is received, determining currently available Data-Link
Road；
Processing module, for based on a determination that described currently available data link, transmit the access request and receive net
The network data that network end is returned according to the access request.
8. device according to claim 7, it is characterised in that the currently available data link includes one or more
Adsl links.
9. device according to claim 8, it is characterised in that also include：
Configuration module, it is for when the currently available data link includes a plurality of adsl links, true in the determining module
Before settled front available data link, it is the terminal addition network interface card, and configuration includes the adsl dialing of multilink；Start
And configure each self-corresponding ppp interfaces of multilink；Routing table is created for each ppp interface, and in the routing table for creating
Injection route table items.
10. device according to claim 9, it is characterised in that the configuration module is additionally operable to：
By the dial-up profile of the multiple ppp of adsl-setup program creations, and preserve configuration.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611042680.9A CN106534601B (en) | 2016-11-11 | 2016-11-11 | A kind of method and device accessing network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611042680.9A CN106534601B (en) | 2016-11-11 | 2016-11-11 | A kind of method and device accessing network |
Publications (2)
| Publication Number | Publication Date |
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| CN106534601A true CN106534601A (en) | 2017-03-22 |
| CN106534601B CN106534601B (en) | 2019-07-02 |
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| CN201611042680.9A Expired - Fee Related CN106534601B (en) | 2016-11-11 | 2016-11-11 | A kind of method and device accessing network |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111884936A (en) * | 2020-07-22 | 2020-11-03 | 深信服科技股份有限公司 | Routing method, routing device, electronic equipment and storage medium |
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| US7079540B1 (en) * | 2002-03-28 | 2006-07-18 | Bellsouth Intellectual Property Corp. | System and method for provisioning virtual circuits in broadband access multiplexing elements |
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| CN200966070Y (en) * | 2006-10-19 | 2007-10-24 | 中兴通讯股份有限公司 | A wireless gateway equipment |
| CN102868630A (en) * | 2012-09-07 | 2013-01-09 | 北京邮电大学 | Parallel self-adaption data sending method and device based on multiple IP (Internet Protocol) addresses |
| CN102904911A (en) * | 2011-07-26 | 2013-01-30 | 腾讯科技（深圳）有限公司 | Method and device for accessing network |
| CN103874229A (en) * | 2012-12-12 | 2014-06-18 | 中国移动通信集团山东有限公司 | Data connection establishing method and device |
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| WO2001035585A1 (en) * | 1999-11-12 | 2001-05-17 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for selective network access |
| US7079540B1 (en) * | 2002-03-28 | 2006-07-18 | Bellsouth Intellectual Property Corp. | System and method for provisioning virtual circuits in broadband access multiplexing elements |
| CN1879353A (en) * | 2003-12-01 | 2006-12-13 | 艾利森电话股份有限公司 | Traffic control method |
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| CN102904911A (en) * | 2011-07-26 | 2013-01-30 | 腾讯科技（深圳）有限公司 | Method and device for accessing network |
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| CN111884936A (en) * | 2020-07-22 | 2020-11-03 | 深信服科技股份有限公司 | Routing method, routing device, electronic equipment and storage medium |
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| CN106534601B (en) | 2019-07-02 |
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