CN103517311A - Method and device simulating wireless network - Google Patents

Method and device simulating wireless network Download PDF

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Publication number
CN103517311A
CN103517311A CN201310412751.XA CN201310412751A CN103517311A CN 103517311 A CN103517311 A CN 103517311A CN 201310412751 A CN201310412751 A CN 201310412751A CN 103517311 A CN103517311 A CN 103517311A
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network
performance parameter
network performance
local
adjusted
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CN201310412751.XA
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CN103517311B (en
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董杰
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Baidu Online Network Technology Beijing Co Ltd
Beijing Baidu Netcom Science and Technology Co Ltd
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Beijing Baidu Netcom Science and Technology Co Ltd
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Abstract

The invention aims to provide a method and a device simulating a wireless network. According to the method and the device, to-be-adjusted network performance parameters of local network equipment of a local wireless network are determined according to network performance parameters of the wireless network to be simulated, then the local network equipment is controlled according to the to-be-adjusted network performance parameters for simulating the wireless network with the network performance parameters to be simulated, and therefore users can simulate the wireless network with the specified network performance parameters, and the time and the money cost for setting up a general mobile system are saved. Furthermore, the detection efficiency of detecting whether mobile application has problems under different wireless network environments can be improved. Meanwhile, according to the method and the device, the wireless network with the network performance parameters to be simulated can be simulated according to the to-be-adjusted network performance parameters required by the users so that various wireless network environments can be provided.

Description

A kind of method and apparatus of analog wireless networks
Technical field
The present invention relates to communication technical field, relate in particular to a kind of technology of analog wireless networks.
Background technology
Current, the infiltration with life to people's study, work along with the development of wireless network and mobile application, people more and more mobile application the in user's equipment carry out obtaining information by wireless network.Generally, before issuing a mobile application, the publisher of mobile application need to move the Performance And Reliability being applied under different wireless network environments to this and test, so that stable, reliable mobile application to be provided.
In prior art, there is not the mode of effective simulation wireless network, therefore, the publisher of mobile application generally only can test mobile application by following two kinds of modes: 1) building voluntarily can controlled universal mobile telecommunications system, yet this mode is costly, cost is higher; 2) manually under various wireless network environments, test, for example, obtain the test result of a plurality of mobile users that apply under a plurality of different wireless network environments, yet, because the mobile user who applies does not understand mobile programming of applying, this mode is unfavorable for finding the mobile problem that may exist under different wireless network environments that is applied in; Again for example, the publisher of mobile application tests voluntarily under a plurality of different wireless network environments, yet this mode need to expend a large amount of man power and materials.
Summary of the invention
The method and apparatus that the object of this invention is to provide a kind of analog wireless networks.
According to an aspect of the present invention, provide a kind of method of analog wireless networks, the method comprises the following steps:
A, according to the network performance parameter of wireless network to be simulated, determines the network performance parameter to be adjusted of the local network device of Local wireless network;
B, according to described network performance parameter to be adjusted, controls described local network device, to simulate the wireless network of network performance parameter to be simulated described in having.
According to another aspect of the present invention, also provide a kind of device of analog wireless networks, this device comprises:
The first parameter determining device to be adjusted, for according to the network performance parameter of wireless network to be simulated, determines the network performance parameter to be adjusted of the local network device of Local wireless network;
Control device, for according to described network performance parameter to be adjusted, controls described local network device, to simulate the wireless network of network performance parameter to be simulated described in having.
Compared with prior art, the present invention is by the network performance parameter of basis wireless network to be simulated, determine the network performance parameter to be adjusted of the local network device of Local wireless network, then, according to described network performance parameter to be adjusted, described local network device is controlled, to simulate the wireless network of network performance parameter to be simulated described in having; Make user can simulate the wireless network with specific network performance parameter, saved as building the input time and money cost of General Mobile system; Further, can improve and detect the mobile in-problem detection efficiency under different wireless network environments that is applied in.Meanwhile, the network performance parameter to be simulated that the present invention can also be required according to user, simulates the wireless network with this network performance parameter to be simulated, so that multiple different wireless network environment to be provided.Especially, the present invention can simulate the wireless network with poor network performance parameter, for example, and the wireless network of interruption.The present invention adopts the mode of modeling of equal value to carry out analog wireless networks, has broken the technology prejudice that traditional employing universal mobile telecommunications system is carried out emulation testing, has obtained the beneficial effect that improves model accuracy, reduces simulated cost.
Accompanying drawing explanation
By reading the detailed description that non-limiting example is done of doing with reference to the following drawings, it is more obvious that other features, objects and advantages of the present invention will become:
Fig. 1 illustrates according to the method flow diagram of the analog wireless networks of one aspect of the invention;
Fig. 2 illustrates the device schematic diagram of analog wireless networks according to a further aspect of the present invention.
In accompanying drawing, same or analogous Reference numeral represents same or analogous parts.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Method and apparatus of the present invention is realized at treatment facility end, as realized by local network device control device.At this, described treatment facility includes but not limited to the equipment that can control local network device.If no special instructions, treatment facility and local network device control device are equal to use herein.
Those skilled in the art will be understood that above-mentioned local network device control device is only for giving an example; other treatment facilities existing or that may occur are from now on as applicable to the present invention; also should be included in protection range of the present invention, and with way of reference, be contained in this at this.
At this, subscriber equipment includes but not limited to anyly can by keyboard, remote controller, touch pad or voice-operated device, carry out with user the electronic product of man-machine interaction, such as computer, mobile phone, smart mobile phone, PDA, game machine or IPTV etc.Described network includes but not limited to the Internet, wide area network, metropolitan area network, local area network (LAN), VPN network, wireless self-organization network (Ad Hoc network) etc.
Communication mode between local network device and subscriber equipment includes but not limited to the packet data transmission based on such as ICP/IP protocol, udp protocol etc., and/or the transfer of data under wireless environment based under 802.11 protocol suites; And the communication mode between each subscriber equipment and each local network device is separate.Those skilled in the art will be understood that above-mentioned local network device, subscriber equipment and connection network, communication mode is therebetween only for example; other local network devices existing or that may occur from now on, subscriber equipment or network, communication mode are as applicable to the present invention; also should be included in protection range of the present invention, and with way of reference, be contained in this at this.
At this, outside network device includes but not limited to the cloud forming as network host, single network server, a plurality of webserver collection or a plurality of server; Wherein, cloud consists of a large amount of computers based on cloud computing (Cloud Computing) or the webserver, and cloud computing is a kind of of Distributed Calculation, the virtual supercomputer being comprised of the loosely-coupled set of computers of a group.
Fig. 1 illustrates according to the method flow diagram of the analog wireless networks of one aspect of the invention.
Particularly, in step S1, treatment facility 1, according to the network performance parameter of wireless network to be simulated, is determined the network performance parameter to be adjusted of the local network device of Local wireless network; In step S2, treatment facility 1, according to described network performance parameter to be adjusted, is controlled described local network device, to simulate the wireless network of network performance parameter to be simulated described in having.
Between above steps, be constant work, at this, it will be understood by those skilled in the art that " continuing " refers to that above steps respectively in real time, or according to the mode of operation requirement of setting or adjust in real time, treatment facility 1 carries out the simulation of the determining of network performance parameter to be adjusted, wireless network etc., until treatment facility 1 stops determining network performance parameter to be adjusted.
In step S1, treatment facility 1, according to the network performance parameter of wireless network to be simulated, is determined the network performance parameter to be adjusted of the local network device of Local wireless network.
Wherein, described in the network performance parameter of wireless network to be simulated refer to, the network performance parameter that the wireless network that user need to simulate has; Described Local wireless network refers to, the wireless network that local network device, subscriber equipment 2 and the local network between the two form; Described local network device refers to, the wireless signal transceiver of wireless signal can be provided, and for example, has the wireless network card of WIFI focus function, and the wireless signal that subscriber equipment 2 can provide by this wireless network card to communicate with outside network device 3; Described network performance parameter to be adjusted refers to, 1 pair of local network device for the treatment of facility is controlled the network performance parameter of required foundation.
Wherein, described network performance parameter includes but not limited to following at least any one:
1) message transmission rate; Message transmission rate is numerically equal to the amount of bits of transmitting composition data code each second, and the unit of message transmission rate is bits per second (bit/s);
2) data transmission delay; Data transmission delay refers to from starting to send Frame and is sent needed All Time to Frame, and the unit of data transmission delay is millisecond (ms);
3) packet loss; Packet loss refers to that the data packet number of losing in transmission accounts for the ratio of sent packet;
4) stop using duration and/or enable duration; Inactive duration refers to that local network device stops the time span of receiving and transmitting signal, enables duration and refers to that local network device opens the time span of receiving and transmitting signal, and the unit that stops using duration and/or enable duration is second (s).
Wherein, the mode that described treatment facility 1 obtains the network performance parameter of wireless network to be simulated includes but not limited to following at least any one:
1) network performance parameter for the treatment of facility 1 using predetermined network performance parameter as wireless network to be simulated; Wherein, predetermined network performance parameter refers to, predefined fixing network performance parameter.Especially, predetermined network performance parameter can be one group of poor network performance parameter, for example, message transmission rate is 20kbit/s, data transmission delay 1000ms, packet loss 30%, inactive duration 3s, enables duration 20s, then, treatment facility 1 is determined network performance parameter to be adjusted according to this group network performance parameter, subsequently, in step S2, treatment facility 1 is according to determined network performance parameter to be adjusted, local network device is controlled, to simulate the wireless network with poor network performance parameter;
2) treatment facility 1 is by obtaining with user's interactive operation the network performance parameter to be simulated that user submits to; For example, treatment facility 1 provides interactive interface for user, to input the network performance parameter of its required simulation, then, treatment facility 1 obtains the network performance parameter that user inputs, subsequently, the network performance parameter for the treatment of facility 1 using inputted network performance parameter as wireless network to be simulated.
Those skilled in the art will be understood that the above-mentioned mode of obtaining the network performance parameter of wireless network to be simulated is only for example, for example, treatment facility 1 also can obtain the predetermined network performance parameter of many groups, then, treatment facility 1 is by obtaining a group in the predetermined network performance parameter of user-selected majority group with user's interactive operation, subsequently, treatment facility 1 is organized predetermined network performance parameter as the network performance parameter of wireless network to be simulated using user-selected this, the mode of other existing or network performance parameters that obtain wireless network to be simulated that may occur is from now on as applicable to the present invention, also should be included in protection range of the present invention, and with way of reference, be contained in this at this.
Wherein, described treatment facility 1 determines that according to the network performance parameter of wireless network to be simulated the mode of network performance parameter to be adjusted of the local network device of Local wireless network includes but not limited to following 3 kinds:
1) treatment facility 1 using the network performance parameter of wireless network to be simulated directly as network performance parameter to be adjusted.
Particularly, when the network performance parameter of the network performance parameter of the external network being connected with Local wireless network and the local network of Local wireless network is all much better than the network performance parameter wait the wireless network of simulating, the network performance parameter of external network and the network performance parameter of local network can be left in the basket and disregard, therefore, treatment facility 1 can be directly using the network performance parameter of wireless network to be simulated directly as network performance parameter to be adjusted.
Wherein, described external network refers to, the network that local network device and outside network device 3 communicate by it; Described local network refers to, the network that local network device and subscriber equipment 2 communicate by it.
For example, the message transmission rate of external network is 2000kbit/s, data transmission delay is 5ms, packet loss is 0, external network is all the time in opening, and the message transmission rate of local network is 2000kbit/s, data transmission delay is 2ms, packet loss is 0, local network is all the time in opening, and the message transmission rate of wireless network to be simulated is 20kbit/s, data transmission delay is 1000ms, when packet loss is 30%, enabling duration is 20s, inactive duration is 3s, the network performance parameter of external network and the network performance parameter of local network are all much better than the network performance parameter of wireless network to be simulated, the network performance parameter of external network and local network can be left in the basket and disregard, treatment facility 1 directly as network performance parameter to be adjusted, be take the network performance parameter of wireless network to be simulated to obtain message transmission rate to be adjusted as 20kbit/s, data transmission delay is 1000ms, packet loss is 30%, enabling duration is 20s, inactive duration is 3s.
2) treatment facility 1 is determined the network performance parameter of the external network being connected with Local wireless network, then, treatment facility 1 is according to the network performance parameter of wireless network to be simulated, and in conjunction with the network performance parameter of external network, determines network performance parameter to be adjusted.
Particularly, first, treatment facility 1 comes to send test data to outside network device 3 by the external network being connected with Local wireless network, then, treatment facility 1 receives by the external network being connected with Local wireless network the feedback data to test data that outside network device 3 sends, subsequently, treatment facility 1 is according to the quantity of sent test data, send the required time span of test data, the quantity of the feedback data receiving, receive the required time span of test data, receive data and send the information such as time span between data, by the mode of calculating, determine the network performance parameter of the external network being connected with Local wireless network, then, treatment facility 1 is according to the network performance parameter of wireless network to be simulated, and in conjunction with the network performance parameter of external network, by the mode of calculating, determines network performance parameter to be adjusted.
For example, the message transmission rate of external network is 2000kbit/s, data transmission delay is 300ms, packet loss is 5%, external network is all the time in opening, and the message transmission rate of wireless network to be simulated is 20kbit/s, data transmission delay is 800ms, when packet loss is 30%, enabling duration is 20s, inactive duration is 3s, treatment facility 1 is by calculating these network performance parameters, can determine that message transmission rate to be adjusted is 20kbit/s, data transmission delay is 500ms(=800ms-300ms), packet loss is 25%(=30%-5%), enabling duration is 20s, inactive duration is 3s.
Treatment facility 1 is by the network performance parameter in conjunction with external network, determine network performance parameter to be adjusted, being about to external network introduces and calculates the impact of the network performance parameter of simulated wireless network, can improve the accuracy of the network performance parameter of simulated wireless network, make the network performance parameter of simulated wireless network closer to network performance parameter to be simulated.
3) the definite network performance parameter of external network being connected with Local wireless network for the treatment of facility 1 and the network performance parameter of the local network of Local wireless network; Then, treatment facility 1 basis wireless network performance parameter to be simulated, and in conjunction with the network performance parameter of external network and the network performance parameter of local network, determine wireless network performance parameter to be adjusted.
Particularly, the process of the network performance parameter for the treatment of facility 1 definite external network is identical or basic identical with above-mentioned definite mode, so locate to repeat no more, and mode is by reference contained in this.Treatment facility 1 sends test data by the local network of Local wireless network to subscriber equipment 2, then, treatment facility 1 receives by the local network of Local wireless network the feedback data to test data that subscriber equipment 2 sends, subsequently, treatment facility 1 is according to the quantity of sent test data, send the required time span of test data, the quantity of the feedback data receiving, receive the required time span of test data, receive data and send the information such as time span between data, by the mode of calculating, determine the network performance parameter of the local network of Local wireless network, then, the network performance parameter of the wireless network that treatment facility 1 basis is to be simulated, and in conjunction with the network performance parameter of external network and the network performance parameter of local network, by the mode of calculating, determine network performance parameter to be adjusted.
For example, the message transmission rate of external network is 2000kbit/s, data transmission delay is 300ms, packet loss is 5%, external network is all the time in opening, the message transmission rate of local network is 1000kbit/s, data transmission delay is 200ms, packet loss is 5%, local network is all the time in opening, and the message transmission rate of wireless network to be simulated is 20kbit/s, data transmission delay is 800ms, when packet loss is 30%, enabling duration is 20s, inactive duration is 3s, treatment facility 1 is by calculating these network performance parameters, can determine that message transmission rate to be adjusted is 20kbit/s, data transmission delay is 300ms(=800ms-300ms-200ms), packet loss is 20%(=30%-5%-5%), enabling duration is 20s, inactive duration is 3s.
Treatment facility 1 passes through in conjunction with the network performance parameter of external network and the network performance parameter of local network, determine network performance parameter to be adjusted, be about to external network and local network the impact of the network performance parameter of simulated wireless network is all introduced to calculating, can further improve the accuracy of the network performance parameter of simulated wireless network, make the network performance parameter of simulated wireless network closer to network performance parameter to be simulated.
Any one in the network performance parameter of external network and the network performance parameter of local network is inferior to when the network performance parameter of simulating, for example, the message transmission rate of external network is 20kbit/s, and message transmission rate to be simulated is 40kbit/s, treatment facility 1 can present information to user, for example, prompting user changes external network.Alternately, treatment facility 1 can be according to the network performance parameter of the network performance parameter of determined external network and local network, or predetermined network performance parameter, the network performance parameter for the treatment of simulation limits, for example, the upper limit using the message transmission rate of external network as message transmission rate to be simulated.
Those skilled in the art will be understood that the above-mentioned mode of determining network performance parameter to be adjusted is only for giving an example; the mode of other existing or definite network performance parameters to be adjusted that may occur is from now on as applicable to the present invention; also should be included in protection range of the present invention, and with way of reference, be contained in this at this.
In step S2, treatment facility 1, according to network performance parameter to be adjusted, is controlled local network device, to simulate the wireless network with network performance parameter to be simulated.
Wherein, the mode that 1 pair of local network device of described treatment facility is controlled includes but not limited to following at least any one:
1) the input and output data of 1 pair of local network device for the treatment of facility are controlled; Wherein, described data comprise upstream data and downlink data.At this, described upstream data refers to, subscriber equipment 2 is sent to the data of outside network device 3, and upstream data comprises that subscriber equipment 2 is sent to the up input data of local network device and the upper line output data that local network device is sent to outside network device 3; Described downlink data refers to, outside network device 3 is sent to the data of subscriber equipment 2, and downlink data comprises that outside network device 3 is sent to the descending input data of local network device and the lower line output data that local network device is sent to subscriber equipment 2.
For the purpose of simple declaration, the present invention summarizes up input data and descending input data with input data, to export data, summarizes upper line output data and lower line output data.Those skilled in the art will be understood that, the present invention can be according to the uplink network performance parameter in network performance parameter to be adjusted and downlink network performance parameter, respectively or side by side upstream data and downlink data are controlled, to simulate the wireless network with network performance parameter to be simulated.
1.1) preferably, network performance parameter comprises message transmission rate, and treatment facility 1 is controlled local network device inputted data are stored; Then, treatment facility 1 is controlled local network device, according to the message transmission rate in network performance parameter to be adjusted, for example, and 20kbit/s, by stored data output, for example, the data of output 20kbit per second.Alternately, treatment facility 1 can detect the data that in the unit interval, local network device is exported, when the quantity of the data of exporting within the unit interval reaches the quantity of the data in unit interval of the message transmission rate defined in network performance parameter to be adjusted, treatment facility 1 is controlled local network device and is stopped exporting data and the data of not output are stored, until the next unit interval exports stored data while starting again.
1.2) preferably, network performance parameter comprises data transmission delay, and treatment facility 1 is controlled local network device and carried out following operation: first, inputted data are stored; Then, stop exporting the data of storing and carrying out timing; When timing reaches the data transmission delay in network performance parameter to be adjusted, for example, when timing reaches 500ms, by stored data output.
1.3) preferably, network performance parameter comprises packet loss, and treatment facility 1 is controlled local network device inputted data are stored, then, treatment facility 1 is controlled local network device, according to the packet loss in network performance parameter to be adjusted, for example, 30%, stored data are carried out and abandoned operation, for example, treatment facility 1 is determined the total quantity of the data of storing, then, treatment facility 1 is determined the data bulk that will abandon in stored data according to packet loss, subsequently, treatment facility 1 will first arrive the data of local network device, or the rear data that arrive local network device, or the data of fixed intervals, or the data execution that meets the data bulk that will abandon in the random data of selecting abandons operation, then, treatment facility 1 is controlled local network device by the data output after abandoning operation.
2) wireless signal of 1 pair of local network device for the treatment of facility is controlled; Treatment facility 1 can, by local network device being stopped using and/or enabling, be controlled the wireless signal of local network device.Alternately, treatment facility 1 can, by increasing and/or reduce the intensity of the wireless signal of local network device, be controlled the wireless signal of local network device.Alternately, treatment facility 1 can, by closing and/or open the power supply of local network device, be controlled the wireless signal of local network device.
Preferably, network performance parameter comprises stops using and/or enables duration, and treatment facility 1 is according to the inactive duration in network performance parameter to be adjusted and/or enable duration, controls local network device and stops and/or starting transmitting wireless signals.For example, treatment facility 1 can or be enabled duration according to inactive duration, in predetermined time, controls local network device and stops or starting transmitting wireless signals, with the wireless network of simulation interruption.Again for example, treatment facility 1 can and be enabled duration according to inactive duration, controls local network device and stops or starting transmitting wireless signals, to simulate wireless network off and on or periodic breaks.
The wireless signal of 1 pair of local network device for the treatment of facility is controlled, can analog subscriber equipment 2 lose the process that wireless signals, subscriber equipment 2 search wireless signals, subscriber equipment 2 obtain wireless signal again, wireless network environment with simulation interruption, for example, the situation of user's user's equipment 2 in subway.
Those skilled in the art will be understood that the above-mentioned mode that local network device is controlled is only for giving an example; for example; treatment facility 1 can also combine above-mentioned multiple control modes; the wireless network with simulation with network performance parameter to be simulated; other existing or modes that local network device is controlled that may occur are from now on as applicable to the present invention; also should be included in protection range of the present invention, and with way of reference, be contained in this at this.
Fig. 2 illustrates the device schematic diagram of analog wireless networks according to a further aspect of the present invention.Wherein be illustrated in the local network device control device 10 that treatment facility end is controlled local network device.As shown in Figure 2, local network device control device 10 comprises the first parameter determining device 11 to be adjusted, control device 12.Particularly, the first parameter determining device 11 to be adjusted, according to the network performance parameter of wireless network to be simulated, is determined the network performance parameter to be adjusted of the local network device of Local wireless network; Control device 12, according to described network performance parameter to be adjusted, is controlled described local network device, to simulate the wireless network of network performance parameter to be simulated described in having.
Between above steps, be constant work, at this, it will be understood by those skilled in the art that " continuing " refers to that above steps respectively in real time, or according to the mode of operation requirement of setting or adjust in real time, by the first parameter determining device 11 to be adjusted and control device 12, carried out continuously the simulation of the determining of network performance parameter to be adjusted, wireless network etc., until the first parameter determining device 11 to be adjusted stops determining network performance parameter to be adjusted.
The first parameter determining device 11 to be adjusted, according to the network performance parameter of wireless network to be simulated, is determined the network performance parameter to be adjusted of the local network device of Local wireless network.
Wherein, described in the network performance parameter of wireless network to be simulated refer to, the network performance parameter that the wireless network that user need to simulate has; Described Local wireless network refers to, the wireless network that local network device, subscriber equipment 2 and the local network between the two form; Described local network device refers to, the wireless signal transceiver of wireless signal can be provided, and for example, has the wireless network card of WIFI focus function, and the wireless signal that subscriber equipment 2 can provide by this wireless network card to communicate with outside network device 3; Described network performance parameter to be adjusted refers to, 12 pairs of local network devices of control device are controlled the network performance parameter of required foundation.
Wherein, described network performance parameter includes but not limited to following at least any one:
1) message transmission rate; Message transmission rate is numerically equal to the amount of bits of transmitting composition data code each second, and the unit of message transmission rate is bits per second (bit/s);
2) data transmission delay; Data transmission delay refers to from starting to send Frame and is sent needed All Time to Frame, and the unit of data transmission delay is millisecond (ms);
3) packet loss; Packet loss refers to that the data packet number of losing in transmission accounts for the ratio of sent packet;
4) stop using duration and/or enable duration; Inactive duration refers to that local network device stops the time span of receiving and transmitting signal, enables duration and refers to that local network device opens the time span of receiving and transmitting signal, and the unit that stops using duration and/or enable duration is second (s).
Wherein, the mode that described the first parameter determining device 11 to be adjusted is obtained the network performance parameter of wireless network to be simulated includes but not limited to following at least any one:
1) network performance parameter of the first parameter determining device 11 to be adjusted using predetermined network performance parameter as wireless network to be simulated; Wherein, predetermined network performance parameter refers to, predefined fixing network performance parameter.Especially, predetermined network performance parameter can be one group of poor network performance parameter, for example, message transmission rate is 20kbit/s, data transmission delay 1000ms, packet loss 30%, inactive duration 3s, enables duration 20s, then, the first parameter determining device 11 to be adjusted is determined network performance parameter to be adjusted according to this group network performance parameter, subsequently, control device 12 is according to determined network performance parameter to be adjusted, local network device is controlled, to simulate the wireless network with poor network performance parameter;
2) the first parameter determining device 11 to be adjusted is by obtaining with user's interactive operation the network performance parameter to be simulated that user submits to; For example, the first parameter determining device 11 to be adjusted provides interactive interface for user, to input the network performance parameter of its required simulation, then, the first parameter determining device 11 to be adjusted is obtained the network performance parameter that user inputs, subsequently, the network performance parameter of the first parameter determining device 11 to be adjusted using inputted network performance parameter as wireless network to be simulated.
Those skilled in the art will be understood that the above-mentioned mode of obtaining the network performance parameter of wireless network to be simulated is only for example, for example, the first parameter determining device 11 to be adjusted also can be obtained the predetermined network performance parameter of many groups, then, the first parameter determining device 11 to be adjusted is by obtaining a group in the predetermined network performance parameter of user-selected majority group with user's interactive operation, subsequently, the first parameter determining device 11 to be adjusted is organized predetermined network performance parameter as the network performance parameter of wireless network to be simulated using user-selected this, the mode of other existing or network performance parameters that obtain wireless network to be simulated that may occur is from now on as applicable to the present invention, also should be included in protection range of the present invention, and with way of reference, be contained in this at this.
Wherein, described the first parameter determining device to be adjusted 11 determines that according to the network performance parameter of wireless network to be simulated the mode of network performance parameter to be adjusted of the local network device of Local wireless network includes but not limited to following 3 kinds:
1) the first parameter determining device 11 to be adjusted using the network performance parameter of wireless network to be simulated directly as network performance parameter to be adjusted.
Particularly, when the network performance parameter of the network performance parameter of the external network being connected with Local wireless network and the local network of Local wireless network is all much better than the network performance parameter wait the wireless network of simulating, the network performance parameter of external network and the network performance parameter of local network can be left in the basket and disregard, therefore, the first parameter determining device 11 to be adjusted can be directly using the network performance parameter of wireless network to be simulated directly as network performance parameter to be adjusted.
Wherein, described external network refers to, the network that local network device and outside network device 3 communicate by it; Described local network refers to, the network that local network device and subscriber equipment 2 communicate by it.
For example, the message transmission rate of external network is 2000kbit/s, data transmission delay is 5ms, packet loss is 0, external network is all the time in opening, and the message transmission rate of local network is 2000kbit/s, data transmission delay is 2ms, packet loss is 0, local network is all the time in opening, and the message transmission rate of wireless network to be simulated is 20kbit/s, data transmission delay is 1000ms, when packet loss is 30%, enabling duration is 20s, inactive duration is 3s, the network performance parameter of external network and the network performance parameter of local network are all much better than the network performance parameter of wireless network to be simulated, the network performance parameter of external network and local network can be left in the basket and disregard, the first parameter determining device 11 to be adjusted directly as network performance parameter to be adjusted, be take the network performance parameter of wireless network to be simulated to obtain message transmission rate to be adjusted as 20kbit/s, data transmission delay is 1000ms, packet loss is 30%, enabling duration is 20s, inactive duration is 3s.
2) the first parameter determining device 11 to be adjusted comprises external parameter determining unit (not shown) and the second parameter determining unit (not shown) to be adjusted, external parameter determining unit is determined the network performance parameter of the external network being connected with Local wireless network, then, the second parameter determining unit to be adjusted is according to the network performance parameter of wireless network to be simulated, and in conjunction with the network performance parameter of external network, determine network performance parameter to be adjusted.
Particularly, first, external parameter determining unit is come to send test data to outside network device 3 by the external network being connected with Local wireless network, then, external parameter determining unit receives by the external network being connected with Local wireless network the feedback data to test data that outside network device 3 sends, subsequently, external parameter determining unit is according to the quantity of sent test data, send the required time span of test data, the quantity of the feedback data receiving, receive the required time span of test data, receive data and send the information such as time span between data, by the mode of calculating, determine the network performance parameter of the external network being connected with Local wireless network, then, the second parameter determining unit to be adjusted is according to the network performance parameter of wireless network to be simulated, and in conjunction with the network performance parameter of external network, by the mode of calculating, determines network performance parameter to be adjusted.
For example, the message transmission rate of external network is 2000kbit/s, data transmission delay is 300ms, packet loss is 5%, external network is all the time in opening, and the message transmission rate of wireless network to be simulated is 20kbit/s, data transmission delay is 800ms, when packet loss is 30%, enabling duration is 20s, inactive duration is 3s, the second parameter determining unit to be adjusted is by calculating these network performance parameters, can determine that message transmission rate to be adjusted is 20kbit/s, data transmission delay is 500ms(=800ms-300ms), packet loss is 25%(=30%-5%), enabling duration is 20s, inactive duration is 3s.
The first parameter determining device 11 to be adjusted is by the network performance parameter in conjunction with external network, determine network performance parameter to be adjusted, being about to external network introduces and calculates the impact of the network performance parameter of simulated wireless network, can improve the accuracy of the network performance parameter of simulated wireless network, make the network performance parameter of simulated wireless network closer to network performance parameter to be simulated.
3) the first parameter determining device 11 to be adjusted comprises outside and inner parameter determining unit (not shown) and the 3rd parameter determining unit (not shown) to be adjusted, the definite network performance parameter of external network being connected with Local wireless network of outside and inner parameter determining unit and the network performance parameter of the local network of Local wireless network; Then, the 3rd parameter determining unit basis to be adjusted wireless network performance parameter to be simulated, and in conjunction with the network performance parameter of external network and the network performance parameter of local network, determine wireless network performance parameter to be adjusted.
Particularly, outside and inner parameter determining unit determine that the process of network performance parameter of external network is identical or basic identical with above-mentioned definite mode, so locate to repeat no more, and mode is by reference contained in this.Outside and inner parameter determining unit send test data by the local network of Local wireless network to subscriber equipment 2, then, outside and inner parameter determining unit receive by the local network of Local wireless network the feedback data to test data that subscriber equipment 2 sends, subsequently, outside and inner parameter determining unit are according to the quantity of sent test data, send the required time span of test data, the quantity of the feedback data receiving, receive the required time span of test data, receive data and send the information such as time span between data, by the mode of calculating, determine the network performance parameter of the local network of Local wireless network, then, the network performance parameter of the wireless network that the 3rd parameter determining unit basis to be adjusted is to be simulated, and in conjunction with the network performance parameter of external network and the network performance parameter of local network, by the mode of calculating, determine network performance parameter to be adjusted.
For example, the message transmission rate of external network is 2000kbit/s, data transmission delay is 300ms, packet loss is 5%, external network is all the time in opening, the message transmission rate of local network is 1000kbit/s, data transmission delay is 200ms, packet loss is 5%, local network is all the time in opening, and the message transmission rate of wireless network to be simulated is 20kbit/s, data transmission delay is 800ms, when packet loss is 30%, enabling duration is 20s, inactive duration is 3s, the 3rd parameter determining unit to be adjusted is by calculating these network performance parameters, can determine that message transmission rate to be adjusted is 20kbit/s, data transmission delay is 300ms(=800ms-300ms-200ms), packet loss is 20%(=30%-5%-5%), enabling duration is 20s, inactive duration is 3s.
The first parameter determining device 11 to be adjusted is passed through in conjunction with the network performance parameter of external network and the network performance parameter of local network, determine network performance parameter to be adjusted, be about to external network and local network the impact of the network performance parameter of simulated wireless network is all introduced to calculating, can further improve the accuracy of the network performance parameter of simulated wireless network, make the network performance parameter of simulated wireless network closer to network performance parameter to be simulated.
Any one in the network performance parameter of external network and the network performance parameter of local network is inferior to when the network performance parameter of simulating, for example, the message transmission rate of external network is 20kbit/s, and message transmission rate to be simulated is 40kbit/s, treatment facility 1 can present information to user, for example, prompting user changes external network.Alternately, treatment facility 1 can be according to the network performance parameter of the network performance parameter of determined external network and local network, or predetermined network performance parameter, the network performance parameter for the treatment of simulation limits, for example, the upper limit using the message transmission rate of external network as message transmission rate to be simulated.
Those skilled in the art will be understood that the above-mentioned mode of determining network performance parameter to be adjusted is only for giving an example; the mode of other existing or definite network performance parameters to be adjusted that may occur is from now on as applicable to the present invention; also should be included in protection range of the present invention, and with way of reference, be contained in this at this.
Control device 12, according to network performance parameter to be adjusted, is controlled local network device, to simulate the wireless network with network performance parameter to be simulated.
Wherein, the mode that 12 pairs of local network devices of described control device are controlled includes but not limited to following at least any one:
1) the input and output data of 12 pairs of local network devices of control device are controlled; Wherein, described data comprise upstream data and downlink data.At this, described upstream data refers to, subscriber equipment 2 is sent to the data of outside network device 3, and upstream data comprises that subscriber equipment 2 is sent to the up input data of local network device and the upper line output data that local network device is sent to outside network device 3; Described downlink data refers to, outside network device 3 is sent to the data of subscriber equipment 2, and downlink data comprises that outside network device 3 is sent to the descending input data of local network device and the lower line output data that local network device is sent to subscriber equipment 2.
For the purpose of simple declaration, the present invention summarizes up input data and descending input data with input data, to export data, summarizes upper line output data and lower line output data.Those skilled in the art will be understood that, the present invention can be according to the uplink network performance parameter in network performance parameter to be adjusted and downlink network performance parameter, respectively or side by side upstream data and downlink data are controlled, to simulate the wireless network with network performance parameter to be simulated.
1.1) preferably, control device 12 comprises the first memory cell (not shown) and the first output unit (not shown), and network performance parameter comprises message transmission rate, and the first memory cell is controlled local network device inputted data are stored; Then, the first output unit is controlled local network device, according to the message transmission rate in network performance parameter to be adjusted, for example, and 20kbit/s, by stored data output, for example, the data of output 20kbit per second.Alternately, control device 12 can detect the data that in the unit interval, local network device is exported, when the quantity of the data of exporting within the unit interval reaches the quantity of the data in unit interval of the message transmission rate defined in network performance parameter to be adjusted, control device 12 is controlled local network devices and is stopped exporting data and the data of not output are stored, until the next unit interval exports stored data while starting again.
1.2) preferably, control device 12 comprises the second memory cell (not shown), timing unit (not shown) and the second output unit (not shown), network performance parameter comprises data transmission delay, and first, the second memory cell is controlled local network device inputted data are stored; Then, timing unit control local network device stops exporting the data of storing and carrying out timing; When timing reaches the data transmission delay in network performance parameter to be adjusted, for example, when timing reaches 500ms, the second output unit is controlled local network device by stored data output.
1.3) preferably, control device 12 comprises the 3rd memory cell (not shown), discarding unit (not shown) and the 3rd output unit (not shown), network performance parameter comprises packet loss, and the 3rd memory cell is controlled local network device inputted data are stored, then, discarding unit is controlled local network device, according to the packet loss in network performance parameter to be adjusted, for example, 30%, stored data are carried out and abandoned operation, for example, discarding unit is determined the total quantity of the data of storing, then, discarding unit is determined the data bulk that will abandon in stored data according to packet loss, subsequently, discarding unit will first arrive the data of local network device, or the rear data that arrive local network device, or the data of fixed intervals, or the data execution that meets the data bulk that will abandon in the random data of selecting abandons operation, then, control device 12 the 3rd output unit is controlled local network device by the data output after abandoning operation.
2) wireless signal of 12 pairs of local network devices of control device is controlled; Control device 12 can, by local network device being stopped using and/or enabling, be controlled the wireless signal of local network device.Alternately, control device 12 can, by increasing and/or reduce the intensity of the wireless signal of local network device, be controlled the wireless signal of local network device.Alternately, control device 12 can, by cutting out and/or open the power supply of local network device, control the wireless signal of local network device.
Preferably, control device 12 comprises stopping using enables unit (not shown), network performance parameter comprises stops using and/or enables duration, stop using and to enable unit and (according to the inactive duration in network performance parameter to be adjusted and/or enable duration, control local network device and stop and/or starting transmitting wireless signals.For example, stop using and to enable unit and can or enable duration according to inactive duration, in predetermined time, control local network device and stop or starting transmitting wireless signals, with the wireless network of simulation interruption.Again for example, duration can and be enabled according to inactive duration in the inactive unit of enabling, and controls local network device and stops or starting transmitting wireless signals, to simulate wireless network off and on or periodic breaks.
The wireless signal of 12 pairs of local network devices of control device is controlled, can analog subscriber equipment 2 lose the process that wireless signals, subscriber equipment 2 search wireless signals, subscriber equipment 2 obtain wireless signal again, wireless network environment with simulation interruption, for example, the situation of user's user's equipment 2 in subway.
Those skilled in the art will be understood that the above-mentioned mode that local network device is controlled is only for giving an example; for example; control device 12 can also combine above-mentioned multiple control modes; the wireless network with simulation with network performance parameter to be simulated; other existing or modes that local network device is controlled that may occur are from now on as applicable to the present invention; also should be included in protection range of the present invention, and with way of reference, be contained in this at this.
It should be noted that the present invention can be implemented in the assembly of software and/or software and hardware, for example, can adopt application-specific integrated circuit (ASIC) (ASIC), general object computer or any other similar hardware device to realize.In one embodiment, software program of the present invention can carry out to realize step mentioned above or function by processor.Similarly, software program of the present invention (comprising relevant data structure) can be stored in computer readable recording medium storing program for performing, for example, and RAM memory, magnetic or CD-ROM driver or floppy disc and similar devices.In addition, steps more of the present invention or function can adopt hardware to realize, for example, thereby as coordinate the circuit of carrying out each step or function with processor.
In addition, a part of the present invention can be applied to computer program, and for example computer program instructions, when it is carried out by computer, by the operation of this computer, can call or provide the method according to this invention and/or technical scheme.And call the program command of method of the present invention, may be stored in fixing or movably in recording medium, and/or be transmitted by the data flow in broadcast or other signal bearing medias, and/or be stored in according in the working storage of the computer equipment of described program command operation.At this, comprise according to one embodiment of present invention a device, this device comprises for storing the memory of computer program instructions and for the processor of execution of program instructions, wherein, when this computer program instructions is carried out by this processor, trigger this device and move based on aforementioned according to the method for a plurality of embodiment of the present invention and/or technical scheme.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and in the situation that not deviating from spirit of the present invention or essential characteristic, can realize the present invention with other concrete form.Therefore, no matter from which point, all should regard embodiment as exemplary, and be nonrestrictive, scope of the present invention is limited by claims rather than above-mentioned explanation, is therefore intended to be included in the present invention dropping on the implication that is equal to important document of claim and all changes in scope.Any Reference numeral in claim should be considered as limiting related claim.In addition, obviously other unit or step do not got rid of in " comprising " word, and odd number is not got rid of plural number.A plurality of unit of stating in system claim or device also can You Yige unit or device by software or hardware, realize.The first, the second word such as grade is used for representing title, and does not represent any specific order.

Claims (18)

1. a method for analog wireless networks, wherein, the method comprises:
A, according to the network performance parameter of wireless network to be simulated, determines the network performance parameter to be adjusted of the local network device of Local wireless network;
B, according to described network performance parameter to be adjusted, controls described local network device, to simulate the wireless network of network performance parameter to be simulated described in having.
2. method according to claim 1, wherein, described step a comprises:
The network performance parameter of-definite external network being connected with described Local wireless network;
-according to the network performance parameter of wireless network to be simulated, and in conjunction with the network performance parameter of described external network, determine described network performance parameter to be adjusted.
3. method according to claim 1, wherein, described step a comprises:
-definite network performance parameter of external network being connected with described Local wireless network and the network performance parameter of the local network of Local wireless network;
-according to wireless network performance parameter to be simulated, and in conjunction with the network performance parameter of described external network and the network performance parameter of described local network, determine described wireless network performance parameter to be adjusted.
4. according to the method in any one of claims 1 to 3, wherein, described network performance parameter includes but not limited to following at least any one:
-message transmission rate;
-data transmission delay;
-packet loss;
-the duration and/or enable duration of stopping using.
5. method according to claim 4, wherein, the described mode that local network device is controlled includes but not limited to following at least any one:
-the input and output data of local network device are controlled;
-wireless signal of local network device is controlled.
6. method according to claim 5, wherein, described network performance parameter comprises message transmission rate, wherein, described step b comprises:
-control described local network device inputted data are stored;
-control described local network device, according to the message transmission rate in described network performance parameter to be adjusted, by stored data output.
7. according to the method described in claim 5 or 6, wherein, described network performance parameter comprises data transmission delay, and wherein, described step b comprises:
-control described local network device to carry out following operation:
-inputted data are stored;
-stop exporting the data of storing and carrying out timing;
-when described timing reaches the data transmission delay in described network performance parameter to be adjusted, by stored data output.
8. according to the method described in any one in claim 5 to 7, wherein, described network performance parameter comprises packet loss, and wherein, described step b comprises:
-control described local network device inputted data are stored;
-control described local network device, according to the packet loss in described network performance parameter to be adjusted, stored data are carried out and abandoned operation;
-control described local network device by the data output after abandoning operation.
9. according to the method described in any one in claim 5 to 8, wherein, described network performance parameter comprises stops using and/or enables duration, and wherein, described step b comprises:
-according to the inactive duration in described network performance parameter to be adjusted and/or enable duration, control described local network device and stop and/or starting transmitting wireless signals.
10. a device for analog wireless networks, wherein, this device comprises:
The first parameter determining device to be adjusted, for according to the network performance parameter of wireless network to be simulated, determines the network performance parameter to be adjusted of the local network device of Local wireless network;
Control device, for according to described network performance parameter to be adjusted, controls described local network device, to simulate the wireless network of network performance parameter to be simulated described in having.
11. devices according to claim 10, wherein, described the first parameter determining device to be adjusted comprises:
External parameter determining unit, for determining the network performance parameter of the external network being connected with described Local wireless network;
The second parameter determining unit to be adjusted, for according to the network performance parameter of wireless network to be simulated, and in conjunction with the network performance parameter of described external network, determines described network performance parameter to be adjusted.
12. devices according to claim 10, wherein, described the first parameter determining device to be adjusted comprises:
Outside and inner parameter determining unit, for definite network performance parameter of external network being connected with described Local wireless network and the network performance parameter of the local network of Local wireless network;
The 3rd parameter determining unit to be adjusted, for basis wireless network performance parameter to be simulated, and in conjunction with the network performance parameter of described external network and the network performance parameter of described local network, determines described wireless network performance parameter to be adjusted.
13. according to claim 10 to the device described in any one in 12, and wherein, described network performance parameter includes but not limited to following at least any one:
-message transmission rate;
-data transmission delay;
-packet loss;
-the duration and/or enable duration of stopping using.
14. devices according to claim 13, wherein, the described mode that local network device is controlled includes but not limited to following at least any one:
-the input and output data of local network device are controlled;
-wireless signal of local network device is controlled.
15. devices according to claim 14, wherein, described network performance parameter comprises message transmission rate, wherein, described control device comprises:
The first memory cell, stores inputted data for controlling described local network device;
The first output unit, for controlling described local network device, according to the message transmission rate in described network performance parameter to be adjusted, by stored data output.
16. according to the device described in claims 14 or 15, and wherein, described network performance parameter comprises data transmission delay, and wherein, described control device comprises:
The second memory cell, for controlling described local network device, stores inputted data;
Timing unit, for controlling described local network device, stops exporting the data of storing and carrying out timing;
The second output unit, for controlling described local network device, when described timing reaches the data transmission delay in described network performance parameter to be adjusted, by stored data output.
17. according to claim 14 to the device described in any one in 16, and wherein, described network performance parameter comprises packet loss, and wherein, described control device comprises:
The 3rd memory cell, stores inputted data for controlling described local network device;
Discarding unit, for controlling described local network device, according to the packet loss in described network performance parameter to be adjusted, carries out and abandons operation stored data;
The 3rd output unit, for controlling described local network device by the data output after abandoning operation.
18. according to claim 14 to the device described in any one in 17, and wherein, described network performance parameter comprises stops using and/or enables duration, and wherein, described control device comprises:
Stop using and to enable unit, for according to the inactive duration of described network performance parameter to be adjusted and/or enable duration, control described local network device and stop and/or starting transmitting wireless signals.
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105357706A (en) * 2015-10-10 2016-02-24 网易(杭州)网络有限公司 Method and system for simulating wireless network, and routing host
CN106411600A (en) * 2016-10-31 2017-02-15 努比亚技术有限公司 Test equipment and method
CN106686640A (en) * 2016-12-07 2017-05-17 珠海金山网络游戏科技有限公司 System used for constructing and configuring weak network system environment and method thereof
CN106888461A (en) * 2016-06-08 2017-06-23 阿里巴巴集团控股有限公司 The construction method and equipment of a kind of vulnerable network environment

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1258418A (en) * 1998-03-16 2000-06-28 德国电信股份有限公司 Simulator for simulating intelligent network
CN1665205A (en) * 2004-01-30 2005-09-07 微软公司 Fault detection and diagnosis

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1258418A (en) * 1998-03-16 2000-06-28 德国电信股份有限公司 Simulator for simulating intelligent network
CN1665205A (en) * 2004-01-30 2005-09-07 微软公司 Fault detection and diagnosis

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105357706A (en) * 2015-10-10 2016-02-24 网易(杭州)网络有限公司 Method and system for simulating wireless network, and routing host
CN105357706B (en) * 2015-10-10 2019-01-08 网易(杭州)网络有限公司 Method, routing host and the system of analog wireless networks
CN106888461A (en) * 2016-06-08 2017-06-23 阿里巴巴集团控股有限公司 The construction method and equipment of a kind of vulnerable network environment
CN106411600A (en) * 2016-10-31 2017-02-15 努比亚技术有限公司 Test equipment and method
CN106686640A (en) * 2016-12-07 2017-05-17 珠海金山网络游戏科技有限公司 System used for constructing and configuring weak network system environment and method thereof

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