CN108024109A - Probe device - Google Patents
Probe device Download PDFInfo
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- CN108024109A CN108024109A CN201610968660.8A CN201610968660A CN108024109A CN 108024109 A CN108024109 A CN 108024109A CN 201610968660 A CN201610968660 A CN 201610968660A CN 108024109 A CN108024109 A CN 108024109A
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0823—Errors, e.g. transmission errors
- H04L43/0829—Packet loss
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0852—Delays
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/10—Adaptations for transmission by electrical cable
Abstract
The embodiment of the present invention provides a kind of probe device, including：Management configuration interface, data upload interface, test stream interface, test module, wherein, management configuration interface is used for the Monitoring instruction for receiving monitoring platform transmission；Data upload interface is used for the network performance parameter that tested network is sent to monitoring platform；Test stream interface is used to sending or receiving test stream；Test module is used for the network performance parameter that tested network is determined according to test stream.The embodiment of the present invention passes through the network performance parameter for the tested network of probe device detection being deployed in tested network, the network performance parameter of tested network is sent to monitoring platform by probe device, monitoring platform determines whether tested network is abnormal according to the network performance parameter of tested network, if tested Network Abnormal, then monitoring platform alert, realize the real-time monitoring to being tested network and safeguard, if tested network is cable TV network, real-time monitoring and maintenance to cable TV network will be realized.
Description
Technical field
The present embodiments relate to field of communication technology, more particularly to a kind of probe device.
Background technology
Cable television (Cable Television, abbreviation CATV) network is the integrated network of high efficiency low cost.Cable television
The coaxial cable that network is laid with using cable television carries out the transmission of data-signal, it has bandwidth, and capacity is big, multi-functional,
Cost is low, strong antijamming capability, the advantage for supporting multiple business connection huge numbers of families, its hair for developing into information superhighway
Exhibition is laid a good foundation.
For cable TV network, can preferably meet multiple business demand be that cable TV network construction is safeguarded
Major issue.New Fusion business increases sharply the demand of bandwidth, more next to the performance and stability requirement of IP network
Higher, impact of the bursts of traffic to cable TV network performance is huge caused by the concurrently use of a large number of users.
In addition, cable TV network access way is various, service traffics are complicated, cause cable TV network hydraulic performance decline,
Power system capacity deficiency, software and hardware cost of investment constantly increase.And cable TV network lacks monitoring in real time and safeguards all the time
Means.
The content of the invention
The embodiment of the present invention provides a kind of probe device, and cable TV network is carried out to monitor and safeguard in real time to realize.
The one side of the embodiment of the present invention is to provide a kind of probe device, including：
Management configuration interface, for receiving the Monitoring instruction of monitoring platform transmission, the Monitoring instruction is used to indicate described
The network performance parameter of the tested network of probe device test；
Data upload interface, for sending the network performance parameter of the tested network, the spy to the monitoring platform
In the tested network, the network performance parameter includes following at least one pin deployed with devices：Bandwidth, packet loss, time delay, tremble
It is dynamic；
Stream interface is tested, for sending or receiving the test stream of the network performance parameter for detecting the tested network；
Test module, for determining the network performance parameter of the tested network according to the test stream.
Probe device provided in an embodiment of the present invention, passes through the tested network of probe device detection being deployed in tested network
Network performance parameter, the network performance parameter of tested network is sent to monitoring platform by probe device, and monitoring platform is according to quilt
The network performance parameter of survey grid network determines whether tested network is abnormal, if tested Network Abnormal, monitoring platform send alarm signal
Breath, realizes the real-time monitoring to being tested network and safeguards, if tested network is cable TV network, will realize to cable television
The real-time monitoring and maintenance of network.
Brief description of the drawings
Fig. 1 is network monitoring method flow chart provided in an embodiment of the present invention；
Fig. 2 is the schematic diagram of data network services quality monitoring system provided in this embodiment；
Fig. 3 is the schematic diagram of the working method of data network services quality monitoring system provided in this embodiment；
Fig. 4 is the schematic diagram of the working method of data network services quality monitoring system provided in this embodiment；
Fig. 5 is the schematic diagram of the working method of data network services quality monitoring system provided in this embodiment；
Fig. 6 is the schematic diagram of the working method of data network services quality monitoring system provided in this embodiment；
Fig. 7 is the schematic diagram of the deployment way of data network services quality monitoring system provided in this embodiment；
Fig. 8 is the schematic diagram of the function module of probe device provided in this embodiment；
Fig. 9 is the operation interface schematic diagram of OpenWrt provided in this embodiment.
Embodiment
Fig. 1 is network monitoring method flow chart provided in an embodiment of the present invention.The embodiment of the present invention is directed to cable television network
Network lacks the means for monitoring and safeguarding in real time, there is provided network monitoring method, this method comprise the following steps that：
Step S101, monitoring platform receives the network performance parameter for the tested network that probe device is sent, and the probe is set
Standby to be deployed in the tested network, the network performance parameter includes following at least one：Bandwidth, packet loss, time delay, shake；
In the present embodiment, it is tested in network and is deployed with probe device, probe device can be used for the net of the tested network of detection
Network performance parameter, the network performance parameter include following at least one：Bandwidth, packet loss, time delay, shake, tested network can
To be internet, cable television network, the business platform that operator has by oneself can also be, probe device can be arranged on user side,
For example, probe device can connect user terminal by wired mode or wireless mode, alternatively, probe device can also be arranged on
In user terminal, the business platform had by oneself for detecting internet, cable television network or operator that user terminal is connected
Network performance parameter.
The scope that network monitor technology is related to is wider, according to monitoring purpose difference can take different modes or hybrid mode into
Row monitoring.Topology monitoring is the basis of network monitor and management, can be that network performance, fault warning, data configuration etc. provide
Important foundation.Flow monitoring is the important means for analyzing traffic characteristic, is also widely used at present in cable TV network.Road
By monitoring it is monitored from network control layer face, belongs to conceptual phase at present.Performance monitoring is the important of lifting service quality
Means, generally use special test equipment are tested, for before online implementing, the system failure positioning etc..Therefore, probe
Equipment can be different according to monitoring purpose, take at least one of topology monitoring, route monitoring, flow monitoring, performance monitoring
Mode is detected or monitors to the network performance parameter for being tested network.
Step S102, described monitoring platform stores the network performance parameter of the tested network.
The network performance parameter of tested network is stored in test database by the monitoring platform.
Step S103, described monitoring platform is different according to the size of the network performance parameter, or according to synchronization
The difference of the network performance parameter for the tested network that probe device detects respectively, or current according to the tested network
The difference of network performance parameter and the network performance parameter of history, determines whether the tested network is abnormal.
After monitoring platform receives the network performance parameter for the tested network that probe device detects, according to tested network
Network performance parameter, determine whether tested network exception occurs, or whether the communication link of user terminal connection abnormal, prison
Survey platform determine whether tested network abnormal, the communication link of user terminal connection whether abnormal achievable mode have it is following several
Kind：
The first, the monitoring platform judges whether network performance parameter is more than threshold value, when network performance parameter is more than
During threshold value, tested Network Abnormal is determined.
Second, the net for the tested network that the monitoring platform detects respectively according to synchronization different probe equipment
The difference of network performance parameter, determines tested Network Abnormal.For example, disposed respectively in business platform side, transmission network side, user side
Have probe device, choose a point respectively in business platform side, transmission network side, user side, select 3 points altogether, this 3
A point disposes probe device respectively, and the monitoring platform detects respectively according to the probe device that 3 points are disposed in synchronization
Network performance parameter, determine the network performance parameter that the probe device of any two point is detected in synchronization difference whether
More than threshold value, if more than threshold value, it is abnormal to illustrate that tested network occurs.If 3 points on the communication link that user terminal connects,
The then difference for the network performance parameter that monitoring platform is detected according to the probe device that any two point is disposed in synchronization, may be used also
To determine whether the communication link of user terminal connection is abnormal, if specifically, the probe device of any two point deployment is same
The difference of the network performance parameter of moment detection is more than threshold value, then illustrates that exception occurs in the communication link of user terminal connection.
The third, monitoring platform is according to the current network performance parameter of the tested network and the network performance parameter of history
Difference, determine whether the tested network abnormal.For example, a little it is deployed with probe device, probe device in tested network
The network performance parameter of the point can be monitored in real time, and network performance parameter is sent to monitoring platform, and monitoring platform receives
After network performance parameter, stored, form the web-based history performance parameter of the point.If current time, monitoring platform connects
The network performance parameter of the point of probe device monitoring is have received, then by the current network performance parameter of the point and the net of history
Network performance parameter is compared, if there are larger difference between current network performance parameter and the network performance parameter of history,
It is abnormal to illustrate that tested network occurs.If this on the communication link that user terminal connects, represents the communication of user terminal connection
Also there is exception in link.
If step S104, described tested Network Abnormal, the monitoring platform alert.
When the monitoring platform determines tested Network Abnormal, alert, to prompt user or administrator.
The present embodiment passes through the network performance parameter for the tested network of probe device detection being deployed in tested network, probe
The network performance parameter of tested network is sent to monitoring platform by equipment, and monitoring platform is according to the network performance parameter for being tested network
Determine whether tested network is abnormal, if tested Network Abnormal, monitoring platform alert, realizes to being tested network
Monitoring in real time and maintenance, if tested network is cable TV network, will realize real-time monitoring and maintenance to cable TV network.
On the basis of above-described embodiment, probe device detects the network performance parameter of tested network by two ways,
First way is：Monitoring platform sends Monitoring instruction to probe device, and the probe device is tested according to the Monitoring instruction
The network performance parameter of the tested network.The second way is：Probe device is previously stored with Test Strategy, the Test Strategy
It can be that monitoring platform is pre-configured with probe device or probe device before tested network is deployed to, match somebody with somebody
Put on probe device.For first way, after probe device receives the Monitoring instruction of monitoring platform transmission, according to prison
The network performance parameter that network is tested described in instruction testing is surveyed, and network performance parameter is returned into monitoring platform.For second
Kind of mode, probe device actively test the network performance parameter of tested network according to default Test Strategy, and by network performance
Parameter returns to monitoring platform.Therefore, compared to the second way, first way belongs to controlled test pattern, second of side
Formula belongs to active test pattern.
The present embodiment provides a kind of data network services quality monitoring system.Fig. 2 is data network service provided in this embodiment
The schematic diagram of mass monitoring system；Data network services quality monitoring system provided in this embodiment includes monitoring platform and is deployed in
The probe device of each aspect of network, the probe device can be used for the network described in test network transmission quality, that is, above-described embodiment
Performance parameter.As shown in Fig. 2, monitoring platform 20 possesses the functions such as probe management, test assignment management, data analysis and presentation,
The transmittability of network can be showed by analyzing test data, and possess the functions such as abnormal alarm, later stage retrospect, there is provided is good to hand over
Mutual patterned interface.Monitoring platform 20 can be used as test reflector, and probe, that is, probe device is tested with network transmission quality
Coordinated, realizes the network service quality test between monitoring platform 20 and probe device.
Probe device is responsible for the network quality of monitoring user-side and the service ability of operation system, and will tie in real time or periodically
Fruit returns to monitoring platform 20.Probe device stability is good, can long-time monitoring network service ability and quality.Probe device has
Standby actively test and controlled test pattern.Aggressive mode is that Test Strategy is write probe in advance, and active test is carried out by probe,
Test stream can be sent, receive test stream；Controlled mode is tested after the Monitoring instruction for receiving monitoring platform.Probe is set
It is standby to possess reflector function, it can be achieved that the network service quality between any two probe device is tested.In addition, network transmission matter
Measure and sound out needle set for WiFi AM access modules, access side computer room can be deployed in, WiFi wireless network AP ends can also be deployed in,
Realize the test of Radio Access Network service quality, for example, probe device can be deployed in city computer room 21 and city computer room 22,
Township station computer room 23 and township station computer room 24 can also be deployed in.
The working method of data network services quality monitoring system as shown in Figure 2 by probe device deployment way, work
Mode determines, and the working method of data network services quality monitoring system can include following four：
The first, Fig. 3 is the schematic diagram of the working method of data network services quality monitoring system provided in this embodiment；Such as
Shown in Fig. 3, monitoring platform 30 enables reflector function, for the network service between monitoring platform 30 and probe device 31-33
Quality, obtains bandwidth, delay, shake, handling capacity ginseng that monitoring platform 30 is tested link between probe device 31-33 respectively
Number.
Second, Fig. 4 is the schematic diagram of the working method of data network services quality monitoring system provided in this embodiment；Such as
Shown in Fig. 4, probe device 31-33 enables reflector function respectively, and monitoring platform 30 can be obtained between any two probe device
The network service quality test of tested link, on condition that network is reachable between probe.Commonly used in the net of test point-to-point communication
Network quality.
The third, Fig. 5 is the schematic diagram of the working method of data network services quality monitoring system provided in this embodiment；Such as
Shown in Fig. 5, probe device 31-33 actively initiates Operational Visit, tests business accessibility.It can be achieved to be based on standard agreement and user
The business of proprietary protocol is up to test.
Surf the Internet for the business of standard agreement, such as Internet, probe device 31-33 sends request letter to internet 50
Breath, for example, probe device 31-33 initiates GET web site requests, whether probe device 31-33 returns according to internet 50 respectively
Response, determines whether internet 50 can normally access, and whether business is reachable, and then determines whether user side can normally access
Broadband services.
4th kind, Fig. 6 is the schematic diagram of the working method of data network services quality monitoring system provided in this embodiment, such as
Shown in Fig. 6, the business platform 60 had by oneself for operator, it is therefore possible to use proprietary protocol, can by the IP of configuration service platform
Whether the parameters such as location, port numbers, the network transmission protocol carry out more than three layers business reachability tests, can be with for monitoring user-side
Normally access the business platform specified.
In addition, the probe device in the present embodiment also has WiFi module, therefore, probe device can not only be deployed in and connect
Enter network side computer room, for monitor fixed network link-quality and application layer service it is reachable, while can also be deployed in
Wireless access points (Wireless Access Point, abbreviation AP) in WiFi wireless networks, are realized to wireless access network
The test of the service quality of network.
Fig. 7 is the schematic diagram of the deployment way of data network services quality monitoring system provided in this embodiment.According to Fig. 3-
Fig. 6 understands that the flexible working mode of data network services quality monitoring system is, it can be achieved that access network chain road quality-monitoring, user side
Point-to-point link services quality monitoring, the monitoring of business accessibility, while also support wireless WiFi AM access modules, it can be achieved that wireless aps
Link-quality monitors.Therefore its deployment way is more flexible, as shown in fig. 7,110 represent wireless aps, 73 represent that wireless aps correspond to
WiFi overlay areas, monitoring platform 20 can be deployed in operator's headend room, probe device can according to operator needs into
Row flexible configuration, can select to be deployed in the fixed-sites such as city computer room 71, small towns computer room 74, cell computer room 72, realize network
The long-time Life cycle monitoring of link；There can also be the point of demand by flexible deployment as needed, realize specific spot net
Services quality monitoring, at the same using its WiFi access function can to wireless city, smart city, WiFi overlay areas 73 end
Termination incoming link service quality and service accessibility are monitored.
The embodiment of the present invention is commented from the angular surveying of user and the performance of assessment network service according to streaming media service performance
The requirement of valency analysis, uses for reference active testing technique, the index of service feature is proposed from terminal user's angle, takes business simulating
Mode, propose and realize a kind of streaming media service performance measurement method (Real of application-oriented layer receiving terminal
Measure), it can reflect network state in time, realize dynamic network quality monitoring, and be the performance of stream media service system
Optimization provides foundation.
Fig. 8 is the schematic diagram of the function module of probe device provided in this embodiment.As shown in figure 8, probe device 80 wraps
Include with lower module：Management configuration interface 81, data upload interface 82, test stream interface 83, test module 84, wherein, management is matched somebody with somebody
The Monitoring instruction that interface 81 is used to receive monitoring platform transmission is put, the Monitoring instruction is used to indicate the probe device test quilt
The network performance parameter of survey grid network；Data upload interface 82 is used for the internetworking that the tested network is sent to the monitoring platform
Energy parameter, the probe device are deployed in the tested network, and the network performance parameter includes following at least one：Bandwidth,
Packet loss, time delay, shake；Test stream interface 83 is used to sending or receiving the network performance parameter for detecting the tested network
Test stream；Test module 84 is used to determine the network performance parameter of the tested network according to the test stream, specifically, surveying
Die trial block 84 is used for according to parameters such as the bandwidth of the definite tested network of test stream, packet loss, time delay, shakes.
As shown in figure 8, probe device 80 further includes memory 85, memory 85 is used to store test script and test is tied
Fruit, test result are specially real-time testing data in a short time.
Specifically, test module 84 determines the internetworking of the tested network according to the test script and the test stream
Can parameter.Alternatively, the Monitoring instruction that test stream interface 83 is sent according to the monitoring platform, sends or receives the test stream.
Management configuration interface 81 is additionally operable to receive the configuration-direct that the monitoring platform is sent, and the configuration-direct is used for pair
The probe device carries out Remote configuration and remote upgrade.
As shown in figure 8, probe device 80 further includes wireless transport module, which is specially WiFi module
86, WiFi module 86 is used to the network performance parameter of the tested network being sent to the monitoring by way of being wirelessly transferred
Platform.
In addition, the network performance parameter is the network performance parameter of the tested link in the tested network；
The tested link includes following at least one：
Link between the monitoring platform and the probe device；
Link between probe device described in any two；
Link in the probe device and internet between Website server；
Link between the probe device and the business platform of operator.
Test module 84 is specifically used for the network performance for testing the link between the monitoring platform and the probe device
Parameter, concrete principle is as shown in figure 3, details are not described herein again；Or the link between probe device described in test any two
Network performance parameter, concrete principle is as shown in figure 4, details are not described herein again；Or the test probe device and interconnection Webweb
The network performance parameter of link between site server, concrete principle is as shown in figure 5, details are not described herein again；Or described in test
The network performance parameter of link between probe device and the business platform of operator, concrete principle is as shown in fig. 6, herein no longer
Repeat.
The present embodiment passes through the network performance parameter for the tested network of probe device detection being deployed in tested network, probe
The network performance parameter of tested network is sent to monitoring platform by equipment, and monitoring platform is according to the network performance parameter for being tested network
Determine whether tested network is abnormal, if tested Network Abnormal, monitoring platform alert, realizes to being tested network
Monitoring in real time and maintenance, if tested network is cable TV network, will realize real-time monitoring and maintenance to cable TV network.
Data network services quality monitoring system disposes several probe devices in network under test, by Centroid and side
The test data bag of the hair stream engine of edge node, transmission given pace and certain length reaches these probe devices and is tested,
So as to draw the network performance parameters such as time delay, shake and the packet loss of the data flow from sender to test point back and forth.
Algorithm is specifically such as on the basis of above-described embodiment, used by the network performance parameter of the tested link of the test of test module 84
Under：
1st, it is delayed
Delay test represents the end-to-end performance of tested network with nominal load, to check network average delay, maximum
Time delay, minimal time delay, delay variation.
Surveyed in the packet sending speed (how many bags per second, the length each wrapped can be set) that the test can be set in user
Try whole network end-to-end delay and shake.
The test is continuously transmitted from an endpoint according to certain speed (such as 50 bags per second), and the sampling interval is
1 second, each bag sent carried timestamp, then every 1 second receiving terminal can count the data packet received, when receiving data
Bao Hou, can take the timestamp in data packet to be assumed to be time1, then take the timestamp of system, it is assumed that be time2, then be directed to
The delay value of this data packet measurement is time2-time1.The average delay value finally calculated is surveys all in the sampling period
Value is averaged, and maximum delay is the maximum of the delay of all data packets in the sampling period, and minimum delay is the sampling period
The minimum value of the delay of interior all data packets.
2nd, shake
The measurement of delay jitter is related with delay value, it is defined as the delay that adjacent two data bag measures in the sampling period
The absolute value of the difference of value.It is that we measure the result is that average time delay, average delay is defined as all of measurement in measurement period
The average value of time delay.
3rd, packet loss
The test represents the end-to-end performance of tested network with nominal load, to check whether the feelings of network congestion
Shape, whole net in the packet sending speed (how many bags per second, the length each wrapped can be set) which can set in user
The end-to-end data-bag lost of network.
The test is continuously transmitted from an endpoint according to certain speed (such as 50 bags per second), and the sampling interval is
1 second, then every 1 second receiving terminal can count the data packet received, it is assumed that the number of received data packet for M (M should be less than etc.
In 50), then in the packet loss that the sampling interval is calculated be (50-M)/50*100%.
In addition, probe device needs to meet following hardware condition：
1) size is within 20cm*20cm；
2) network interface：2 100M Ethernet interfaces, may specify management mouth and test mouth；
3) power interface.
The functional requirement of probe device specifically includes as follows：
1) deployed with devices accesses net in 100M, possesses bandwidth, time delay, packet loss, jitter test function；
2) measurement method：The test of automatic running is configured according to plan, specifies freely testing for activation at any time；
3) possess Remote configuration and upgrade function；
4) two probes can carry out point-to-point test, i.e. probe possesses the function of pip in itself；
5) possesses the autgmentability to point-to-multipoint test；
6) possesses the autgmentability to IPv6.
Hardware requirement and the functional requirement of probe are tested according to network transmission quality, and combines actual conditions and design cost
Requirement, it is final selected to carry out project development using the JS9331 development boards that electronic development is contained by intelligence.
JS9331 development boards are small, low in energy consumption, caloric value is low, and system frequency reaches 400MHz, onboard 64MB DDR2 RAM
With 8MB flash, and externally draw USB, GPIO, UART, I2S, Ethernet interface, wifi antennal interfaces, network interface transmission performance
Stablize.
The basic characteristics of JS9331 development boards are as follows：
System dominant frequency 400MHz；
64MByte DDR2 RAM；
8MByte/16MByte SPI flash；
2 100/10Mbps support the LAN/WAN Ethernet interfaces of automatic turning；
1 road TTL/RS232 application serial ports, 1 road USB mini debugging serial interfaces；
DC 5V 2A power inputs, the output of DC 3.3V 1A power supplys；
Complete machine quiescent dissipation 0.9W, caloric value is low, is adapted to long-time steady operation；
8) route, AP, AP client, relaying, bridge joint, monitor isotypes are supported.
This item purpose design and development includes probe device and monitoring center's two parts, therefore building for software environment will also divide
For probe platform and two parts of monitoring center's platform.Wherein, probe is mainly responsible for the acquisition of network quality parameters, it is necessary to possess
The embedded system and programming development environment of program development function, so that the program that operational network mass parameter obtains；In monitoring
The heart is mainly responsible for the Data Collection and data uploading operation of each probe, and possesses data and show with carrying out remote control etc. to probe
Function is, it is necessary to establish complete WEB systems.
The building method of the software environment of probe device includes following several：
1) OpenWrt systems
OpenWrt (official website www.openwrt.org) can be described as an Embedded Linux release, at present
It is common on the router, but as it based on Linux system, more things can be done in fact.It is a height mould
Block, supermatic embedded Linux system, possess powerful networking component and autgmentability, may be additionally used for industry control and set
In standby, phone, small scale robot, remote monitoring, smart home and VOIP equipment.It is different from other many and is used for router
Release (mainstream router firmware has dd-wrt, tomato, OpenWrt three classes), it be one start from scratch write, work(
The router operating system that energy is complete, is easily modified.In fact, this means you can be not added with using the function that you want
Into other burden, and the linux kernel of these function operations are supported to obtain new (linux more than most releases
Many source codes are all provided by OpenWrt communities in kernel).As shown in figure 9, it is OpenWrt's provided in this embodiment
Operation interface schematic diagram.
2) cross compilation environment
Cross compile is an important technology during embedded development, it is mainly characterized by what is performed in certain machine
Program code is not to compile to generate in the machine, but by another machine compiling generation, the former is generally called target machine, the latter
Referred to as host.It is using the main reason for cross compile, most embedded target systems cannot provide enough resources for compiling
Process use is translated, thus compiling engineering have to be transferred in high performance host and carried out.
Existing OpenWrt systems do not have the function of program compiling, therefore firstly the need of building PC Linux systems
With the cross compilation environment of OpenWrt systems, compiled program on PC is set directly to be run on OpenWrt.Intersect
Compiling instruction is as follows：
snoopy0827@ubuntu:~$ cd Desktop/
snoopy0827@ubuntu:~/Desktop $ mips-openwrt-linux-gcc
The building method of the software environment of monitoring platform includes following several：
1) brief introduction of WAMP development environments
WAMP (Apache+Mysql/MariaDB+Perl/PHP/Python) is one group under Windows and is commonly used to build
The open source software of dynamic website or server, itself is all each independent program, but because being often brought together use,
Have higher and higher compatibility, collectively constitute a powerful web application platform.This term comes from Europe,
These programs are often used as a kind of standard development environment there.Name derives from the first letter of each program.Each
Program all meets open source code standard in ownership：Windows is the highest system of popularization degree；Apache is most general
The webserver；MySQL is to carry the relational database based on network management auxiliary tools；PHP is popular object script language
Speech, it contains the outstanding features of most other Languages to cause its network development more efficient.
Apache is that the world uses the Web server to rank the first.It may operate in nearly all widely used meter
Calculate on machine platform.Apache comes from NCSAhttpd servers, by repeatedly modification, becomes most popular Web server in the world
One of software.Apache be derived from " pronunciation of a patchy server ", means the server full of patch because it be from
By software, so the defects of constantly someone to develop new function, new characteristic, original modification for it.The characteristics of Apache is
Simply, speed is fast, performance is stablized, and the server that can act as agent uses.
Apache is that the world uses the Web server to rank the first.It may operate in nearly all widely used meter
Calculate on machine platform.Apache comes from NCSAhttpd servers, by repeatedly modification, becomes most popular Web server in the world
One of software.Apache be derived from " pronunciation of a patchy server ", means the server full of patch because it be from
By software, so the defects of constantly someone to develop new function, new characteristic, original modification for it.The characteristics of Apache is
Simply, speed is fast, performance is stablized, and the server that can act as agent uses.
PHP is a kind of Server-side Scripting Language, it can become website real dynamic website.PHP represents PHP:
Hypertext Preprocessor (PHP is a kind of recursive synonym --- perhaps easily obscure).Its flexibility and phase
Less learning curve (for the programming personnel of other programming language backgrounds such as C, Java and Perl, is learnt
Curve is with regard to smaller) make one of current most popular script.
2) collaborative work of WAMP each several parts
Dynamic website is different with the page of static state, it is necessary to the interaction of visitor and website, therefore it is one first
Dynamic Website, visitor can select them to want the content seen.The website developed by WAMP then possesses the characteristics of such：
Apache：This is server, it is responsible for obtaining request and the particular/special requirement of visitor, and they will be communicated to PHP.
After PHP completes respective handling, service is presented to visitor by Apache again.
PHP：No matter visitor has what request or particular/special requirement, and PHP can pass over server guest request progress
Processing, and itself existing information bank is combined, the request to visitor is analyzed and processed and fed back, so as to meet the need of visitor
Ask.
MySQL：Here it is the information bank referred to required for PHP, substantial amounts of page info and network are store in database
Resource information, PHP extract the information of customer need from MySQL database, are analyzed and processed according to the request of visitor.
In conclusion the embodiment of the present invention passes through the network for the tested network of probe device detection being deployed in tested network
The network performance parameter of tested network is sent to monitoring platform by performance parameter, probe device, and monitoring platform is according to tested network
Network performance parameter determine whether tested network abnormal, if tested Network Abnormal, monitoring platform alert, is realized
To being tested the real-time monitoring of network and safeguarding, if tested network is cable TV network, will realize to cable TV network
Monitoring in real time and maintenance；From the angular surveying of user and the performance of assessment network service, according to streaming media service performance evaluation point
The requirement of analysis, uses for reference active testing technique, and the index of service feature is proposed from terminal user's angle, takes the side of business simulating
Formula, proposes and realizes a kind of streaming media service performance measurement method (Real Measure) of application-oriented layer receiving terminal, energy
Reflection network state in time, realizes dynamic network quality monitoring, and for stream media service system performance optimize provide according to
According to.
In several embodiments provided by the present invention, it should be understood that disclosed apparatus and method, can pass through it
Its mode is realized.For example, device embodiment described above is only schematical, for example, the division of the unit, only
Only a kind of division of logic function, can there is other dividing mode when actually realizing, such as multiple units or component can be tied
Another system is closed or is desirably integrated into, or some features can be ignored, or do not perform.It is another, it is shown or discussed
Mutual coupling, direct-coupling or communication connection can be the INDIRECT COUPLING or logical by some interfaces, device or unit
Letter connection, can be electrical, machinery or other forms.
The unit illustrated as separating component may or may not be physically separate, be shown as unit
The component shown may or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
In network unit.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units integrate in a unit.Above-mentioned integrated list
Member can both be realized in the form of hardware, can also be realized in the form of hardware adds SFU software functional unit.
The above-mentioned integrated unit realized in the form of SFU software functional unit, can be stored in one and computer-readable deposit
In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are used so that a computer
It is each that equipment (can be personal computer, server, or network equipment etc.) or processor (processor) perform the present invention
The part steps of embodiment the method.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (Read-
Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disc or CD etc. it is various
Can be with the medium of store program codes.
Those skilled in the art can be understood that, for convenience and simplicity of description, only with above-mentioned each function module
Division progress for example, in practical application, can be complete by different function modules by above-mentioned function distribution as needed
Into the internal structure of device being divided into different function modules, to complete all or part of function described above.On
The specific work process of the device of description is stated, may be referred to the corresponding process in preceding method embodiment, details are not described herein.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe is described in detail the present invention with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that：Its according to
Can so modify to the technical solution described in foregoing embodiments, either to which part or all technical characteristic into
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (9)
- A kind of 1. probe device, it is characterised in that including：Management configuration interface, for receiving the Monitoring instruction of monitoring platform transmission, the Monitoring instruction is used to indicate the probe The network performance parameter of the tested network of equipment test；Data upload interface, for sending the network performance parameter of the tested network to the monitoring platform, the probe is set Standby to be deployed in the tested network, the network performance parameter includes following at least one：Bandwidth, packet loss, time delay, shake；Stream interface is tested, for sending or receiving the test stream of the network performance parameter for detecting the tested network；Test module, for determining the network performance parameter of the tested network according to the test stream.
- 2. probe device according to claim 1, it is characterised in that further include：Memory, for storing test script and test result.
- 3. probe device according to claim 2, it is characterised in that the test module is according to the test script and institute State the network performance parameter that test stream determines the tested network.
- 4. probe device according to claim 1, it is characterised in that the test stream interface is sent out according to the monitoring platform The Monitoring instruction sent, sends or receives the test stream.
- 5. according to claim 1-4 any one of them probe devices, it is characterised in that the management configuration interface is additionally operable to connect The configuration-direct that the monitoring platform is sent is received, the configuration-direct is for probe device progress Remote configuration and remotely Upgrading.
- 6. probe device according to claim 5, it is characterised in that further include：Wireless transport module, it is described for the network performance parameter of the tested network to be sent to by way of being wirelessly transferred Monitoring platform.
- 7. probe device according to claim 6, it is characterised in that the wireless transport module includes Wi-Fi module.
- 8. probe device according to claim 7, it is characterised in that the network performance parameter is in the tested network Tested link network performance parameter；The tested link includes following at least one：Link between the monitoring platform and the probe device；Link between probe device described in any two；Link in the probe device and internet between Website server；Link between the probe device and the business platform of operator.
- 9. probe device according to claim 8, it is characterised in that the test module is specifically used for testing the monitoring The network performance parameter of link between platform and the probe device；OrTest the network performance parameter of the link between probe device described in any two；OrTest the network performance parameter of the link in the probe device and internet between Website server；OrTest the network performance parameter of the link between the probe device and the business platform of operator.
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| CN201610968660.8A CN108024109A (en) | 2016-10-28 | 2016-10-28 | Probe device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610968660.8A CN108024109A (en) | 2016-10-28 | 2016-10-28 | Probe device |
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| CN108024109A true CN108024109A (en) | 2018-05-11 |
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ID=62083504
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| CN201610968660.8A Pending CN108024109A (en) | 2016-10-28 | 2016-10-28 | Probe device |
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| CN109769264A (en) * | 2019-01-29 | 2019-05-17 | 深圳市海派通讯科技有限公司 | Wi-Fi function test method and system |
| CN111404762A (en) * | 2019-01-02 | 2020-07-10 | 中国移动通信有限公司研究院 | User video quality difference positioning method and device |
| CN112702276A (en) * | 2021-03-24 | 2021-04-23 | 腾讯科技（深圳）有限公司 | Transmission control method and device, electronic equipment and computer storage medium |
| CN114584999A (en) * | 2020-11-30 | 2022-06-03 | 中国移动通信集团山西有限公司 | Monitoring system, method, equipment and computer storage medium |
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| CN111404762A (en) * | 2019-01-02 | 2020-07-10 | 中国移动通信有限公司研究院 | User video quality difference positioning method and device |
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| CN114584999A (en) * | 2020-11-30 | 2022-06-03 | 中国移动通信集团山西有限公司 | Monitoring system, method, equipment and computer storage medium |
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