CN201142691Y

CN201142691Y - IPTV service transmission quality monitoring system

Info

Publication number: CN201142691Y
Application number: CNU2008200545145U
Authority: CN
Inventors: 李孝华; 冯国华
Original assignee: Shanghai B Star Co Ltd
Current assignee: Shanghai B-Star Broadband Technology Co., Ltd.
Priority date: 2008-01-07
Filing date: 2008-01-07
Publication date: 2008-10-29
Anticipated expiration: 2018-01-07

Abstract

The utility model relates to an IPTV service transmission quality monitoring system which comprises a centre server and an IPTV service quality monitor. The IPTV service quality monitor is connected with the centre server through an IPTV broad band network. Compared with the prior art, the utility model is suitable for monitoring or managing large-scaled access network IPTV traffic streams, and ensures timelessness, comprehensiveness and effectiveness of monitoring.

Description

A kind of IPTV service transmission quality monitoring system

Technical field

The utility model relates to IPTV quality of service monitoring technology, particularly relates to a kind of IPTV service transmission quality monitoring system.

Background technology

Measure continuous increase IPTV client, under the ever-increasing situation of IPTV Business Stream, be to guarantee the normal operation of network, give user's favorable experience, the supervision service of telecom operation level need be provided for Virtual network operator and terminal use.

Present network monitoring system can only simply be monitored link bandwidth mostly, can see how many bandwidth of certain port data occupancy in the above, but it has no idea to carry out statistics and analysis at Business Stream.Its monitoring scheme that adopts mainly is the centralized monitoring scheme in garden.The centralized monitoring scheme in garden is meant that the flow information of collecting each network equipment port by network management center adds up.Its advantage is simple in structure, and cost of investment is relatively low.Shortcoming is directly data stream to be monitored, and easily network quality is exerted an influence; Be not suitable for extensive and high-speed access network monitoring in real time and management are caused the blind spot of network management easily; Be not suitable for complex network is monitored; Be not easy to unified management, can't understand whole network conditions in real time; Need keeper's garden management one by one, the maintenance cost height; After network size was increasing, the unification of data and coherency management problem will come out.As seen, though traditional monitoring system cost is low, investment can't be guaranteed.

In sum, the subject matter of traditional monitoring system existence is as follows:

1, can't under the situation that network operation do not exerted an influence, network be monitored;

2, can't monitor in real time big capaciated flow network and network carrying Business Stream;

The demand that 3, can't adapt to the complicated network structure, network size expansion;

4, complex management, maintenance cost is higher.

Summary of the invention

Technical problem to be solved in the utility model is exactly to provide a kind of IPTV service transmission quality monitoring system for the defective that overcomes above-mentioned prior art existence.

The purpose of this utility model can be achieved through the following technical solutions: a kind of IPTV service transmission quality monitoring system, it is characterized in that, comprise central server, IPTV quality of service monitor, described IPTV quality of service monitor interconnects by IPTV broadband network and central server.

The utility model also comprises bypass equipment, and this bypass equipment interconnects by IPTV broadband network and central server, and described IPTV quality of service monitor is connected with two ports of bypass equipment respectively by two optical-electrical converters.

Compared with prior art, the utlity model has following advantage:

1. can be fit to extensive Access Network IPTV Business Stream is monitored and managed, guarantee real-time, comprehensive, the validity of monitoring;

2. can work out different monitoring indexes to different IP TV Business Stream, realize monitoring targeted, hommization;

3. safeguard that the keeper can realize the whole network is monitored in real time at the central server end, understands the IPTV Business Stream quality condition that whole network carries easily;

4. realize easily with other operation subsystem interfaces;

5. the system expandability is strong, can adapt to the constantly broadband access network scale of development, the protection investment;

6. system scalability is strong, when system expands, can not influence the carrying out of broadband services operation;

7. user data is concentrated and is left the central machine room server in, guarantees the unified maintenance of data;

8. because central server and IPTV quality of service monitor all have database separately, only need to realize that backuping each other of critical data gets final product with consistent, in the reliable data maintenance amount that can reduce each subsystem simultaneously of assurance system.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the connection diagram of IPTV quality of service monitor of the present utility model and bypass equipment.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.

As Fig. 1, Fig. 2, shown in, a kind of IPTV service transmission quality monitoring system comprises central server 1, IPTV quality of service monitor 2, described IPTV quality of service monitor 2 interconnects by IPTV broadband network and central server 1.

The utility model also comprises v3, and this bypass equipment 3 interconnects by IPTV broadband network and central server 1, and described IPTV quality of service monitor 2 is connected with two ports of bypass equipment respectively by two optical-electrical converters 4,5.

The utility model adopts a central server and a plurality of IPTV quality of service monitor equipment, IPTV quality of service monitor equipment is deployed to ensure effective monitoring and control of illegal activities in the network-critical node, be connected with central server by network, IPTV quality of service monitor reports central server with the IPTV service quality information that monitors, and central server is configured, manages IPTV quality of service monitor.Defective at conventional art exists the utility model proposes corresponding solution:

1, at IPTV quality of service monitor incoming end network data is carried out bypass, bypass equipment (TAP) is supported monitor corresponding interface type, with in the comprehensive accesses network of wire rate, reaches noiseless, the no delay monitoring of network.Its bypass equipment line graph as shown in Figure 2, the quality of service monitor is connected with bypass equipment (TAP) by photoelectricity dress parallel operation.

2, adopt the network packet capturing hardware of gigabit level, and high performance analyzing and processing environment, to reach requirement to the real-time of monitoring.

3, can change the method for position, monitoring point by increasing the monitoring point number, reach the requirement that adapts to network expansion, adapts to the network condition complexity, the purpose of each node comprehensive monitoring of network.

4, the keeper carries out unified management at the central server end to IPTV quality of service monitor, reduces maintenance cost.

IPTV quality of service monitor is in the status of equity in network, can realize information interaction by central server, the cooperation monitoring.Communicating by letter between central server and the IPTV quality of service monitor adopts information security to guarantee that system guarantees the fail safe of message transmission.IPTV quality of service monitor has two kinds of main mode of operations: information monitoring pattern and fault diagnosis model.When the network operation situation is normal, IPTV quality of service monitor is normally operated under the information monitoring pattern, reports statistical information, and network performance and IPTV quality of service are monitored; Unusual when the appearance of IPTV quality of service, IPTV quality of service monitor switches under the fault diagnosis model, reports fault IPTV Business Stream, helps user location and phase-split network fault.IPTV quality of service monitor is had by the trigger condition of information monitoring mode switch to fault diagnosis model: 1, the monitoring system keeper triggers by hand; 2, IPTV quality of service monitor monitors IPTV quality of service index above predetermined alarming threshold value; 3, it is unusual that IPTV quality of service monitor detects the mutual appearance of each part of monitoring system in the network.In order to ensure the harmonious work of each distributed monitoring point, monitoring system is by NTP clock server and respective protocol, and the calculating clock of each monitoring point is guaranteed consistency synchronously.

The course of work of the present utility model is as follows:

(1) in network center central server is set, determines the IP address of central server;

(2) arrange IPTV quality of service monitor at the network-critical node, IPTV quality of service monitor sends the request of connecting by agreement to central server after obtaining self IP address on the network;

(3) central server sends IPTV quality of service monitor and connects confirmation, connects and sets up; The central server client database is to essential information backups such as the IP address of the IPTV quality of service monitor that connects, monitor number information;

(4) central server is configured IPTV quality of service monitor according to the concrete needs of IPTV quality of service monitoring; Deploy content comprises the information report cycle of IPTV quality of service monitor, clock cycle, the IPTV Business Stream that monitor, the alarm threshold threshold value of each Business Stream etc.

(5) IPTV quality of service monitor enters the information monitoring mode of operation, the network bandwidth, time delay, packet loss, network state information such as out of order and the IPTV Business Stream information that will monitor are added up, analyzed, thereby calculate current IP TV service transmission quality index, as: shake frame losing, compression ratio, IR (IPTV service integration deliberated index) etc., wherein IR a kind ofly influences the video quality Comprehensive Assessment index that parameter draws by network quality to video, its span is 0～5, has represented successively by difference to the good and bad degree of good video quality.IPTV quality of service monitor reports network quality statistical information, IPTV service quality information, information is carried out this locality preserve;

(6) central server receives the IPTV service quality information.The information data that receives is shown in real time, be convenient to the keeper and check current network state, simultaneously data are unified backup;

(7) when IPTV quality of service monitor satisfies the mode of operation switching condition, enter the failure diagnosis mode of operation, IPTV quality of service monitor is gathered local IPTV Business Stream information, after carrying out preliminary statistical analysis, the unification of IPTV Business Stream is uploaded to the center monitors server, fault IPTV Business Stream is added up and analyzed in the situation of the whole network at the center monitors server end;

(8) after central server is analyzed the IPTV Business Stream information that reports, fault is positioned, issue Fault Diagnosis Strategy;

(9) IPTV quality of service monitor carries out malfunction elimination according to the diagnosis strategy, or waits for that the keeper manually removes fault, after fault is got rid of, sends troubleshooting information to central server;

(10) central server is confirmed troubleshooting information;

(11) after IPTV quality of service monitor is received confirmation, switch to the information monitoring mode of operation again.

Step (1)～(3) are the discovery procedures of IPTV quality of service monitor, assign new IPTV quality of service monitor if desired on network, repeat this operation and get final product, operating process is simple, can adapt to network size and enlarge, can specifically monitor according to concrete needs simultaneously.

The configuration of step (4) can realize realizing the monitoring to heterogeneous networks performance, IPTV Business Stream index according to concrete monitoring requirements, realize hommization, the rationalization of monitoring.

Step (5)～(6) are under the network normal condition, and to the monitoring of network, Business Stream quality information, the keeper can understand the integral status of current network according to the monitoring information of all monitoring points.

Step (7)～(10) are the diagnosis to network failure, central server can issue diagnostic instruction to warning IPTV quality of service monitor as required, also can issue diagnostic instruction, realize the collaborative failure diagnosis of IPTV quality of service monitor the IPTV quality of service monitor that closes on the alert detecting instrument.

Claims

1. an IPTV service transmission quality monitoring system is characterized in that, comprises central server, IPTV quality of service monitor, and described IPTV quality of service monitor interconnects by IPTV broadband network and central server.

2. a kind of IPTV service transmission quality monitoring system according to claim 1, it is characterized in that, also comprise bypass equipment, this bypass equipment interconnects by IPTV broadband network and central server, and described IPTV quality of service monitor is connected with two ports of bypass equipment respectively by two optical-electrical converters.