CN113708956B - Circuit quality evaluation method - Google Patents
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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
- H04L43/50—Testing arrangements
- H04L43/55—Testing of service level quality, e.g. simulating service usage
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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
- H04L41/0631—Management of faults, events, alarms or notifications using root cause analysis; using analysis of correlation between notifications, alarms or events based on decision criteria, e.g. hierarchy, tree or time analysis
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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
- H04L43/50—Testing arrangements
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Abstract
The invention discloses a circuit quality evaluation method, which is used for carrying out ping measurement based on QoE sensing probes deployed in a telecommunication operation Shang Guang cat terminal, wherein embedded software QoE sensing probes are deployed in the cat terminal, a temporary resident or permanent resident system is tested, the QoE sensing probes are based on a linux system, various QoE sensing probe commands are called through a linux bottom layer in the cat terminal to realize a ping measurement function, a third party QoE plug-in server is located in a TR069 intranet/public network, the QoE plug-in server is pushed to the cat terminal by an ITMS server in an embedded upgrade package mode, and reference point probes are deployed in a metropolitan area network to provide metropolitan area network reference point testing. The invention uses the QoE sensing probe to collect various monitoring data in real time and adopts the QoE user sensing evaluation system, thereby being capable of more specifically reflecting the actual sensing condition of the user on the network quality.
Description
Technical Field
The invention relates to the field of communication technology evaluation, in particular to a circuit quality evaluation method.
Background
The goal of the national telecommunication industry in the present year is to develop into all-service communication operators, and the competition between the same business and the same quality will expand the competition relationship between the large operators. According to the financial news data display, by 12 months in 2020, the total number of fixed Internet broadband access users of three-foundation telecommunication enterprises reaches 4.83 hundred million users, the same ratio is increased by 6.9%, and the last ratio is increased by 3349 ten thousand users. Wherein, the optical fiber access users are 4.51 hundred million users, which account for 93.4% of the total number of the fixed internet broadband access users; the fixed internet broadband access users with the access rates of 100Mbps and above reach 4.32 hundred million users, account for 89.4% of the total user number, account for 0.7% improvement over the last 10 months; fixed internet broadband access users with access rates of 1000Mbps and above reach 588 thousands of users, and a net increase of 501 thousands of users is achieved over the last year (87 thousands of users). Therefore, the network maintenance capability of the operator is enhanced, the customer perception is improved, the users are reserved, the user scale is enlarged, the market share is continuously improved, and the method becomes the key of survival and profit of the communication operator. According to investigation data, when the perception of the user is low, 65% of the users actively try another access technology, 22% of the users abandon the attempt of access, only 13% of the users try to access the same network again, and the good circuit quality is the key for ensuring the successful operation of a communication service.
In the prior art, a simple ping test is initiated to check the index of the delay packet loss, however, the method for judging the quality of the network circuit is single, and the actual perception of the user circuit cannot be objectively and quantitatively fed back.
Disclosure of Invention
The invention provides a circuit quality evaluation method, which can solve the technical problem that the actual perception of a user circuit cannot be objectively and quantitatively fed back when the quality mode of a network circuit is single. In order to solve the technical problems, the invention adopts a circuit quality evaluation method, which comprises the following steps:
Performing ping measurement based on QoE sensing probes deployed in a telecom operation Shang Guang cat terminal, wherein embedded software QoE sensing probes are deployed in the optical cat terminal, a temporary resident system or a permanent resident system is tested, the QoE sensing probes are based on a linux system, various QoE sensing probe commands are invoked through a linux bottom layer in the optical cat terminal to realize a ping measurement function, a third-party QoE plug-in server is located in a TR069 intranet/public network, the QoE plug-in server is pushed to the optical cat terminal by an ITMS server in an embedded upgrade package mode, and a reference point probe is deployed in a metropolitan area network to provide a metropolitan area network reference point test;
Step two, performing ping test on the QoE sensing probe;
And step three, judging the quality of the circuit according to the ping test result.
Preferably, the method for determining the circuit quality in the third step includes: : the QOC score is calculated by taking a ping measurement delay alarm or a ping measurement packet loss alarm or a ping measurement head screen delay alarm or a ping measurement cat terminal abnormal restarting alarm or a ping measurement broken network alarm or a ping measurement cat terminal CPU and a memory alarm as the total score, wherein the total score is set to be 6 minutes, the single score is 1 minute, the alarm is 0 minute, the alarm is not 1 minute, and when Qoc total score is less than or equal to3 minutes, the circuit quality is judged to be poor.
Preferably, the content of the ping test performed by the QoE-aware probe in the second step includes: the method comprises the steps of carrying out ping measurement delay alarming, carrying out ping packet loss alarming, carrying out ping head screen measurement delay alarming, carrying out ping light measurement on a cat terminal, carrying out abnormal restarting alarming, carrying out ping off-line alarming, carrying out ping light measurement on a cat terminal CPU and carrying out memory alarming.
Preferably, ping time delay alarm: performing ping measurement to an operator metropolitan area network node by a QoE sensing probe based on an Internet control message protocol (Internet Control Message Protocol, ICMP) to obtain ping measurement delay, performing data warehousing operation on delay data, and recording an alarm when the ping measurement delay exceeds 100ms delay, wherein the single QoC score is 0 score;
Preferably, the ping packet loss measurement alarm: performing ping measurement to an operator metropolitan area network node by a QoE sensing probe based on an Internet control message protocol (Internet Control Message Protocol, ICMP) to obtain a ping packet loss measurement rate, performing data warehousing operation on packet loss data, and recording an alarm when the ping packet loss measurement rate exceeds 2%, wherein the single QoC score is 0 score;
preferably, the ping head-end screen time delay alarm: simulating a user to access and open a webpage based on a hypertext transfer protocol (Hypertext Transfer Protocol, HTTP) by using a QoE sensing probe to obtain a first screen delay (ms), namely the time spent by presenting all contents in a first screen of a browser of the user, performing data warehousing operation on first screen delay data, and recording a first screen delay alarm when the first screen delay exceeds an absolute value, wherein the single QoC score is 0 score;
Preferably, the ping photometry cat terminal is used for restarting the alarm: the QoE sensing probe is automatically loaded when the photo cat terminal is started, when the photo cat terminal is disconnected or the CPU memory utilization rate is more than 80%, the photo cat terminal can perform a restarting action on the QoE sensing probe, a photo cat terminal restarting alarm and a performance degradation alarm are obtained based on the principle, the photo cat terminal is loaded once when the photo cat terminal is started, the QoE sensing probe and a system record are once, and under the condition of no manual intervention, the photo cat terminal is started for more than 5 times and is judged to be a very heavy start once;
Preferably, ping tests the off-grid alarm: based on an Internet control message protocol (Internet Control Message Protocol, ICMP), the QoE sensing probe carries out ping measurement on the nodes of the operator metropolitan area network, if 100% packet loss occurs, namely, a user breaks the network, a network breaking alarm is recorded once, and the single QoC score is 0 score;
Preferably, ping tests the user terminal CPU and internal memory alarm: the QoE sensing probe is automatically loaded when the photo cat terminal is started, when the photo cat terminal is disconnected or the CPU memory utilization rate is more than 80%, the photo cat terminal can restart the QoE sensing probe, the QoE sensing probe is obtained based on the principle, the system records that the photo cat terminal is restarted more than 5 times on the same day, and then the quality difference is recorded (the photo cat terminal is restarted to indicate that the disconnection or the performance loss is too high).
Preferably, in the third step, the circuit quality (quality of Cricuit) score is calculated (hereinafter abbreviated as QoC):
the score of QoC is = Σa single-day alarm capability (Ping measurement delay alarm, ping packet loss alarm, ping head-screen delay alarm, ping disconnection alarm, ping light cat terminal abnormal restarting alarm and/or Ping user terminal CPU and memory alarm, no=1, there is=0);
A single alarm capability (Ping measurement delay alarm, ping packet loss alarm, ping head-screen delay alarm, ping disconnection alarm, ping light cat terminal abnormal restarting alarm and/or Ping user terminal CPU and memory alarm, no=1, no=0) of a week QoC fraction = Σone week;
month QoC score = Σmonthlydaily circuit quality index/month day;
when Qoc total points are less than or equal to 3 points, the quality of the circuit (quality of Cricuit) is judged to be poor.
The beneficial effects of the invention are as follows: through the data acquisition of probe real-time detection, help the operation and maintenance department discover network performance degradation and trouble, excavate the analysis and influence the factor that user perception experience declines, carry out the data mining to the condition of extensive degradation, discover the network node trouble that probably exists in advance. Fault analysis and diagnosis: the quality evaluation and fault detection of the data network can analyze and judge the problems of the application, and can monitor the network and the network at the access side in real time. Active alarm discovery: the system can actively identify performance problems, such as route congestion, outlet direction service quality degradation and abnormality of large area occurrence of regional service quality, analyze, generate alarm information, output a user list with poor quality of circuit quality (quality of Cricuit), and help maintenance personnel to accurately analyze and pre-check faults.
The evaluation method can objectively detect, analyze, process and upload the network quality data, greatly shortens the time between the network failure and the problem inspection by operation and maintenance personnel, and improves the equipment experience of users. Meanwhile, the QoE user perception evaluation system is adopted, so that the user can more specifically respond to the feeling of the network quality. The circuit quality evaluation method is simple in structure, strict in algorithm and suitable for the evaluation requirement of the communication industry on the circuit quality.
Drawings
FIG. 1 is a flow chart of a method for evaluating circuit quality according to the present invention;
Fig. 2 is a schematic structural diagram of a QoE-aware probe according to the present invention;
FIG. 3 is a schematic diagram of the Ping test principle of the present invention;
FIG. 4 is a schematic diagram of a web page access flow for ping first screen delay alerting in accordance with the present invention;
FIG. 5 is a table of the day/week/month QoC scores of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
Referring to fig. 1-5, the invention adopts a circuit quality evaluation method, which comprises the following steps:
Performing ping measurement based on QoE sensing probes deployed in a telecom operation Shang Guang cat terminal, wherein embedded software QoE sensing probes are deployed in the optical cat terminal, a temporary resident system or a permanent resident system is tested, the QoE sensing probes are based on a linux system, various QoE sensing probe commands are invoked through a linux bottom layer in the optical cat terminal to realize a ping measurement function, a third-party QoE plug-in server is located in a TR069 intranet/public network, the QoE plug-in server is pushed to the optical cat terminal by an ITMS server in an embedded upgrade package mode, and a reference point probe is deployed in a metropolitan area network to provide a metropolitan area network reference point test;
Step two, performing ping test on the QoE sensing probe;
And thirdly, taking a ping measurement delay alarm, a ping measurement packet loss alarm, a ping measurement head screen delay alarm, a ping measurement cat terminal abnormal restarting alarm, a ping measurement broken network alarm, a ping measurement cat terminal CPU and a memory alarm as calculated QOC scores, wherein the total score is set to be 6, the single score is 1 score, 0 score is given when the alarm exists, 1 score is given when the alarm does not exist, and the circuit quality is judged to be poor when Qoc total score is less than or equal to 3 score.
As a further embodiment, the content of the ping test performed by the QoE-aware probe in step two includes: the method comprises the steps of carrying out ping measurement delay alarming, carrying out ping packet loss alarming, carrying out ping head screen measurement delay alarming, carrying out ping light measurement on a cat terminal, carrying out abnormal restarting alarming, carrying out ping off-line alarming, carrying out ping light measurement on a cat terminal CPU and carrying out memory alarming.
As a further embodiment, ping time delay alerts: performing ping measurement to an operator metropolitan area network node by a QoE sensing probe based on an Internet control message protocol (Internet Control Message Protocol, ICMP) to obtain ping measurement delay, performing data warehousing operation on delay data, and recording an alarm when the ping measurement delay exceeds 100ms delay, wherein the single QoC score is 0 score;
ping packet loss measurement alarm: performing ping measurement to an operator metropolitan area network node by a QoE sensing probe based on an Internet control message protocol (Internet Control Message Protocol, ICMP) to obtain a ping packet loss measurement rate, performing data warehousing operation on packet loss data, and recording an alarm when the ping packet loss measurement rate exceeds 2%, wherein the single QoC score is 0 score;
ping head-screen time delay alarm: simulating a user to access and open a webpage based on a hypertext transfer protocol (Hypertext Transfer Protocol, HTTP) by using a QoE sensing probe to obtain a first screen delay (ms), namely the time spent by presenting all contents in a first screen of a browser of the user, performing data warehousing operation on first screen delay data, and recording a first screen delay alarm when the first screen delay exceeds an absolute value, wherein the single QoC score is 0 score;
The ping light measurement cat terminal is abnormal to restart and give an alarm: the QoE sensing probe is automatically loaded when the photo cat terminal is started, when the photo cat terminal is disconnected or the CPU memory utilization rate is more than 80%, the photo cat terminal can perform a restarting action on the QoE sensing probe, a photo cat terminal restarting alarm and a performance degradation alarm are obtained based on the principle, the photo cat terminal is loaded once when the photo cat terminal is started, the QoE sensing probe and a system record are once, and under the condition of no manual intervention, the photo cat terminal is started for more than 5 times and is judged to be a very heavy start once;
ping off-line detection alarm: based on an Internet control message protocol (Internet Control Message Protocol, ICMP), the QoE sensing probe carries out ping measurement on the nodes of the operator metropolitan area network, if 100% packet loss occurs, namely, a user breaks the network, a network breaking alarm is recorded once, and the single QoC score is 0 score;
ping user terminal CPU and memory alarm: the QoE sensing probe is automatically loaded when the photo cat terminal is started, when the photo cat terminal is disconnected or the CPU memory utilization rate is more than 80%, the photo cat terminal can restart the QoE sensing probe, the QoE sensing probe is obtained based on the principle, the system records that the photo cat terminal is restarted more than 5 times on the same day, and then the quality difference is recorded (the photo cat terminal is restarted to indicate that the disconnection or the performance loss is too high).
As a further embodiment, the method of calculating the circuit quality (quality of Cricuit) score (hereinafter abbreviated as QoC) in the third step is as follows:
A day QoC fraction = Σone-day single alarm capability (ping measurement delay alarm, ping measurement packet loss alarm, ping measurement head screen delay alarm, ping measurement broken network alarm, ping light cat terminal abnormal restart alarm and/or ping measurement user terminal CPU and memory alarm, no=1, there is=0);
week QoC score = Σweek single alarm capability (Ping measurement delay alarm, ping measurement packet loss alarm, ping measurement first screen delay alarm, ping measurement broken network alarm, ping light cat terminal abnormal restart alarm and/or Ping measurement user terminal CPU and memory alarm, no=1, there is=0);
month QoC score = Σmonthlydaily circuit quality index/month day;
when Qoc total points are less than or equal to 3 points, the quality of the circuit (quality of Cricuit) is judged to be poor.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The circuit quality evaluation method is characterized by comprising the following steps of:
Step one, an embedded software QoE sensing probe is arranged in a telecom operation Shang Guang cat terminal, a temporary resident system or a permanent resident system is tested, the QoE sensing probe is based on a linux system, various QoE sensing probe commands are called through a linux bottom layer in the optical cat terminal to realize a ping test function, a third-party QoE plug-in server is located in a TR069 intranet/public network and is pushed to the optical cat terminal by an ITMS server in an embedded upgrade package mode, a reference point probe is deployed in a metropolitan area network, and a metropolitan area network reference point test is provided;
Step two, performing ping test on the QoE sensing probe;
step three, judging the quality of a circuit according to the ping test result;
The QoE sensing probe carries out ping test contents including ping measurement delay alarm, ping packet loss alarm, ping first screen delay alarm, ping light measurement cat terminal abnormal restarting alarm, ping broken network measurement alarm or ping light measurement cat terminal CPU and memory alarm;
The method for judging the circuit quality in the third step comprises the following steps: calculating QoC scores by using a ping time delay alarm, a ping packet loss alarm, a ping head screen delay alarm, a ping light measurement cat terminal abnormal restarting alarm, a ping broken network alarm or a ping light measurement cat terminal CPU and memory alarm, wherein the total score is set to be 6 scores, the single score is 1 score, the alarm is 0 score and the alarm is 1 score when no alarm is provided, and when QoC total score is less than or equal to 3 scores, the circuit quality is judged to be poor;
The ping light measurement cat terminal abnormal restarting alarm specifically comprises the following steps: the QoE sensing probe is automatically loaded when the photo cat terminal is started, when the photo cat terminal is disconnected or the CPU memory utilization rate is more than 80%, the photo cat terminal can perform a restarting action on the QoE sensing probe, a photo cat terminal restarting alarm and a performance degradation alarm are obtained based on the principle, the photo cat terminal is loaded once when the photo cat terminal is started, the QoE sensing probe and a system record are once, and under the condition of no manual intervention, the photo cat terminal is started for more than 5 times and is judged to be a very heavy start once;
the ping disconnection detection network alarm specifically comprises the following steps: based on an Internet control message protocol, the QoE sensing probe carries out ping measurement on the nodes of the metropolitan area network of the operator, if 100% packet loss occurs, namely, a user breaks the network, a network breaking alarm is recorded once, and the single QoC score is 0 score;
The ping photometry cat terminal CPU and the memory alarm specifically comprise: the QoE sensing probe is automatically loaded when the optical cat terminal is started, when the optical cat terminal is disconnected or the CPU memory utilization rate is more than 80%, the optical cat terminal can restart the QoE sensing probe, and when the system records that the optical cat terminal is restarted for more than 5 times, the quality difference is recorded once;
The ping time delay measurement alarm specifically comprises the following steps: performing ping measurement to an operator metropolitan area network node based on an Internet control message protocol by a QoE sensing probe to obtain ping measurement time delay, performing data warehousing operation on delay data, and recording an alarm when the ping measurement time delay exceeds 100ms time delay, wherein the single QoC score is 0 score;
The ping head-screen time delay alarm specifically comprises the following steps: simulating user access to open a webpage based on a hypertext transfer protocol by using a QoE sensing probe to obtain first screen time delay, namely the time spent by presenting all contents in a first screen of a user browser, carrying out data warehousing operation on first screen time delay data, and recording first screen time delay alarm once when the first screen time delay exceeds an absolute value, wherein the single QoC score is 0.
2. The circuit quality evaluation method according to claim 1, wherein the QoC score calculating method is as follows:
the number of days QoC is = Σa single-day alarm capability (ping measurement delay alarm, ping packet loss alarm, ping head-screen delay alarm, ping disconnection alarm, ping light measurement cat terminal abnormal restarting alarm, ping light measurement cat terminal CPU and memory alarm, no=1, there is=0);
a single alarm capability (ping measurement delay alarm, ping packet loss alarm, ping head-screen delay alarm, ping disconnection alarm, ping light cat terminal abnormal restarting alarm, ping light cat terminal CPU and memory alarm, no=1, no=0) of a week QoC fraction = Σa week;
Month QoC score = Σmonthlyday QoC score/month day;
and when the score of the month QoC is less than or equal to 3, judging that the quality of the circuit is poor.
3. The circuit quality evaluation method according to claim 2, wherein the ping packet loss measurement alarm specifically comprises: and carrying out ping measurement on the operator metropolitan area network node by the QoE sensing probe based on an Internet control message protocol to obtain a ping packet loss measurement rate, carrying out data warehousing operation on packet loss data, and recording an alarm when the ping packet loss measurement rate exceeds 2%, wherein the single QoC score is 0 score.
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