TW202021321A - Measurement system and measurement method for virtual private network service quality - Google Patents

Abstract

This invention discloses a measurement system and a measurement method for virtual private network service quality comprising a plurality of telecommunication network terminal devices respectively disposed on a plurality of virtual private networks, a server disposed on the telecommunications network, and a plurality of networks configured to have a main circuit and a branch circuit to respectively connect the respective connected telecommunication network terminal devices to the server. The telecommunication network terminal device connected to the main circuit can open the connection port, and the telecommunication network terminal device connected to the branch circuit can transmit the measurement packet to the telecommunication network terminal device connected to the main circuit in order to receive a reply packet sent back from a telecommunications network terminal device connected to the main circuit. The server can analyze the quality measurement results of the branch circuit network of the telecommunication network terminal devices connected to the branch circuit to obtain the quality of the virtual private network service interconnection circuit.

Description

Measurement system and method for virtual private network service quality

This case relates to a virtual private network service quality measurement technology. In detail, it relates to a virtual private network service multipoint to multipoint interconnection circuit quality measurement system and measurement method.

In addition to the fixed-line circuits that provide Internet services for the general public, fixed-line telecommunications providers also provide virtual private network services as interconnections to corporate private network circuits at multiple locations in the enterprise.

Generally speaking, an enterprise can apply for a virtual private network service circuit to each branch or service base from a telecommunications provider, and the telecommunications provider installs telecommunications network terminal equipment at each firm’s base, thereby connecting the telecommunications network as a private enterprise network. Connect and provide private network services of various enterprise bases with telecommunications network terminal equipment. In addition, the circuit quality requirements of virtual private network services used by enterprises are higher than those used by the general public. Therefore, telecom operators usually set a higher priority for communication services to provide enterprise circuits. After completing the construction of the private network service circuit, the enterprise will build an enterprise router under the private network domain to configure the firewall L2/L3 Tunnel required by the enterprise domain Or IPsec and other information security mechanisms, and monitor the interconnection status and quality of private network circuits through enterprise routers.

Furthermore, in order to ensure the circuit quality of virtual private network services, in addition to monitoring the circuit status of the network equipment in the telecommunications network, in order to establish a circuit quality analysis close to the enterprise client, the telecommunications industry can open the telecommunications network The servo function of the road terminal equipment, and a quality analysis server can be built on the telecommunication network to periodically send test packets (ping) to each telecommunication network terminal equipment, thereby grasping the quality of the circuit connection.

However, such a mechanism can only confirm the quality of the connection between the telecommunication network and each virtual private network service circuit, but cannot obtain the interconnection quality between the circuits, and the service function of the telecommunication network terminal equipment is also open 24/7. Increase the risk of cyber attacks.

Therefore, how to quickly and accurately obtain the interconnection quality between the service circuits of each virtual private network and reduce the risk of network attacks is an issue urgently needed to be resolved in the industry.

In order to achieve the above and other objectives, this case proposes a virtual private network service quality measurement system and measurement method, which can remotely activate telecommunication network terminal equipment to perform virtual private network circuit interconnection quality measurement analysis. This measurement measures the network quality of the interconnection of virtual private network circuits built by service providers such as head offices and branch offices of enterprise customers.

The measurement system of the service quality of the virtual private network in this case includes: a plurality of circuits, including a set main circuit and at least one circuit; a plurality of telecommunications network terminal equipment, which are respectively installed in a plurality of virtual private networks and divided Do not connect the main circuit and the at least one circuit, wherein the telecommunication network terminal equipment connected to the main circuit is used to open the connection port to receive the amount transmitted by at least one telecommunication network terminal equipment connected to the at least one circuit Testing the packet, and then returning the reply packet to at least one telecommunication network terminal device connected to the at least one circuit; and a server, installed in the telecommunication network for the plurality of telecommunication network terminal devices to be connected through the plurality of circuits respectively The server is used to analyze the quality measurement results of at least one circuit network of at least one telecommunication network terminal device connected to the at least one circuit to obtain the quality of the virtual private network service interconnection circuit.

In addition, the server includes a terminal equipment network management server and a virtual private network service quality analysis server. The virtual private network service quality analysis server is used to set the main circuit and at least one circuit of the plurality of circuits. The terminal equipment network management server is used to order the telecommunication network terminal equipment connected to the main circuit to open the port and command at least one telecommunication network terminal equipment connected to the at least one circuit to connect to the telecommunication network terminal of the main circuit The device transmits the measurement packet. In addition, the terminal equipment network management server is used to access the at least one circuit network quality measurement result to transmit the at least one circuit network quality measurement result to the virtual private network service quality analysis server, The virtual private network service quality analysis server performs integrated analysis on the measurement results of the at least one circuit network quality to obtain the quality of the virtual private network service interconnection circuit.

The measurement method of the virtual private network service quality in this case includes: setting one of the plurality of circuits as the main circuit and the rest as at least one circuit; starting the telecommunication network terminal equipment connected to the main circuit The network quality measurement server function enables the telecommunication network terminal equipment connected to the main circuit to open a service port; activates the network quality measurement client function of at least one telecommunication network terminal equipment connected to the at least one circuit, So that at least one telecommunication network terminal device connected to the at least one circuit transmits a measurement packet to the telecommunication network terminal device connected to the main circuit, and then receives a reply packet returned by the telecommunication network terminal device connected to the main circuit Analyzing the quality measurement results of at least one circuit network of at least one telecommunication network terminal device connected to the at least one circuit to obtain the quality of the virtual private network service interconnection circuit.

In addition, the function of starting the network quality measurement client terminal of the telecommunication network terminal equipment connected to the at least one circuit further includes: setting an opening time of the service port to stop receiving the measurement packet after the opening time ends And the return of the reply packet. In addition, the measurement method further includes: resetting another main circuit and at least another circuit, and then starting a network quality measurement server end function of a telecommunication network terminal device connected to the other main circuit, and starting connection to the at least another The network quality measurement client function of at least another telecommunication network terminal device of one circuit to obtain the quality of at least another circuit network of at least another telecommunication network terminal device connected to the at least another circuit The measurement result is further integrated with the measurement result of at least one circuit network quality of at least one telecommunication network terminal device connected to the at least one circuit to obtain the quality of the virtual private network service interconnection circuit.

Furthermore, the quality of the virtual private network service interconnection circuit includes measurement time, network delay time, network variation time, and packet loss rate. The service port is User Datagram Protocol (User Datagram Protocol; UDP) or Internet Control Message Protocol (Internet Control Message Protocol; ICMP) service port.

Therefore, the measurement system and method of virtual private network service quality in this case can provide telecommunications companies to establish a virtual private network service interconnection circuit network quality measurement mechanism to remotely activate more than two telecommunications networks The terminal equipment performs the measurement of the quality of the virtual private network service interconnection circuit. In this case, the quality measurement is performed through the terminal equipment of the telecommunications network. The measurement path can cover all the circuits and equipment built by the telecommunications operator in the main circuit and the branch circuit. The measurement results can represent the network quality of the virtual private network provided by the telecommunications operator. The telecommunication network terminal equipment is separated from the enterprise's private network environment, so the measurement results can be unaffected by the enterprise's network environment. By setting the network quality of the main circuit telecommunication network terminal equipment to measure the opening time of the server function, thereby reducing the risk of network attacks by opening the server function port for a long time. Visual virtual private network quality analysis server needs regular measurement and real-time measurement analysis requirements, and remotely performs network quality measurement of the main circuit and all branch circuit interconnection circuits through the network management server. In addition, in this case, in addition to providing telecommunications operators with the service quality of virtual private network, it can also provide measurement and analysis of service quality assurance (SLA) of virtual private network circuit interconnection.

10‧‧‧Telecommunication network

11‧‧‧Main circuit

12‧‧‧ circuits

13‧‧‧ circuits

14‧‧‧ circuits

21, 22, 23, 24 ‧‧‧ Telecommunication network terminal equipment

31, 32, 33, 34 ‧‧‧ Virtual Private Network

4‧‧‧Server

41‧‧‧ Terminal equipment network management server

42‧‧‧Virtual private network service quality analysis server

51, 52, 53, 54

S301~S305‧‧‧Step

Figure 1 is a block schematic diagram of an embodiment of the virtual private network service quality measurement system of this case; Figure 2 is a specific application explanatory diagram of the embodiment of the virtual private network service quality measurement system of this case; and FIG. 3 is a schematic flowchart of an embodiment of a method for measuring a virtual private network service quality in this case.

The following describes the implementation of this case through specific examples. Those skilled in the art can easily understand other advantages and effects of this case from the content disclosed in this article. The structure, ratio, size, etc. shown in the drawings of this specification are only used to match the contents disclosed in the specification, for those who are familiar with this skill to understand and read, not to limit the restrictive conditions that can be implemented in this case. Therefore, any modifications, changes or adjustments should still fall within the scope of the technical content disclosed in this case without affecting the efficacy and the purpose that can be achieved in this case.

Please refer to FIG. 1, the measurement system of the service quality of the virtual private network in this case mainly includes the server 4, the telecommunication network terminal equipment 21 and 22, the main circuit 11 and the branch circuit 12.

The telecommunication network terminal devices 21 and 22 are respectively installed on their respective virtual private networks (not shown), and the server 4 is installed on the telecommunication network (not shown). As shown in FIG. 1, a plurality of circuits are set by the server 4 as the main circuit 11 and the branch circuit 12, wherein the main circuit 11 is used to connect the telecommunication network terminal equipment 21 and the server 4, and the branch circuit 12 is used to connect Telecommunication network terminal equipment 22 and server 4. The number of branch circuits and telecommunication network terminal equipment connected to the branch circuit may not be limited to this figure, but may have one or more branch circuits and telecommunication network terminal equipment, that is, the enterprise has one or more besides the head office Enterprise stronghold.

The server 4 may include a terminal device network management server (not shown) and a virtual private network service quality analysis server (not shown). The virtual private network service quality analysis server may set a main circuit 11 and a branch circuit 12, And finally The end equipment network management server can instruct the telecommunication network terminal equipment 21 connected to the main circuit 11 to open the User Datagram Protocol (UDP) or Internet Control Message Protocol (ICMP) port and command The telecommunication network terminal equipment 22 connected to the branch circuit 12 transmits the measurement packet to the telecommunication network terminal equipment 21 connected to the main circuit 11, and then returns the reply packet to the connected branch circuit 12 The telecommunication network terminal equipment 22, so that the telecommunication network terminal equipment 22 obtains the branch circuit network quality measurement result.

Furthermore, the terminal equipment network management server can access the branch circuit network quality measurement results to send the branch circuit network quality measurement results to the virtual private network service quality analysis server for virtual private network service quality analysis The server performs integrated analysis on the measurement results of (one or more, if more than one) branch circuit network quality to obtain the virtual private network service interconnection circuit quality, that is, the interaction between the main circuit 11 and the branch circuit 12 Connection quality, such as measurement time, network delay time, network variation time, and packet loss rate. In addition, the telecommunications network terminal equipment 21 connected to the main circuit 11 can also set the opening time of the service port, so that after the opening time ends, the telecommunications network terminal equipment 21 connected to the main circuit 11 stops the reception of the measurement packet and the reply packet return.

In addition, the main circuit 11 and the branch circuit 12 can also be set in reverse, that is, the telecommunication network terminal equipment 22 opens its service port and the telecommunication network terminal equipment 21 sends a measurement packet to the telecommunication network terminal equipment 22 to obtain the reverse The circuit network quality measurement results of the terminal are then accessed by the network management server of the terminal device and sent to the virtual private network service quality analysis server for integrated analysis. To obtain the quality of virtual private network service interconnection circuit.

Please refer to FIG. 2, which is a schematic diagram of a specific embodiment of a measurement system of a virtual private network service quality in this case.

Enterprises and telecommunications companies can apply for two or more virtual private network service circuits as the virtual private network interconnections of each enterprise's strongholds 51, 52, 53 and 54, and telecommunications companies install telecommunications network terminal equipment 21, 22, 23 and 24 It provides enterprise virtual private networks 31, 32, 33, and 34 at various enterprise locations 51, 52, 53, and 54 and provides telecommunication network terminal equipment 21, 22, 23, and 24. Telecommunication network terminal equipment 21, 22, 23 and 24 and provide network management client functions such as TR-069, SNMP or Netconf, etc. In addition to providing virtual private network services and network management client functions, also include Network quality measurement server function and client function. Network quality measurement results include measuring network delay time, delay time variation, packet loss rate, etc. The network quality measurement mechanism can calculate network quality by including time and statistics including multiple ICMP or UDP packets and transmission processes测结果。 Test results. In addition, the network quality measurement server-side function and client-side function related settings and result parameters need to be integrated into the telecom network terminal equipment 21, 22, 23 and 24. The network management client function corresponds to TR-069 Data model, SNMP MIB or Yang Model and other parameters. The terminal equipment network management server 41 can remotely activate the server and client functions of the telecommunication network terminal equipment 21, 22, 23, and 24 to perform network quality measurement through the network management mechanism. The terminal equipment network management server 41 can remotely manage the telecommunication network terminal equipment 21, 22, 23 and 24 through a network management mechanism. The terminal equipment network management server 41 connected to the telecommunication network 10 provides network management server functions such as TR-069, SNMP or Netconf and other protocols to remotely manage telecommunication network terminal devices 21, 22, 23 and 24, and remotely manage telecommunication network terminals by accessing parameters such as TR-069 Data model, SNMP MIB and Yang Model equipment.

The virtual private network service quality analysis server 42 is connected to the terminal equipment network management server 41 to provide a private network service quality analysis function. The virtual private network service quality analysis server 42 will record all the circuit numbers of each customer applying for the virtual private network interconnection service, and set one of them as the main circuit 11, and the rest are the branch circuits 12, 13 and 14, the virtual private network When the service quality analysis server 42 performs the network quality measurement of the virtual private network service interconnection circuit, it will send the main circuit number and other branch circuit numbers to the terminal equipment network management server 41 to provide the terminal equipment network management server 41 Remotely start the telecommunication network terminal equipment 21, 22, 23 and 24 to perform the quality measurement and analysis of the virtual private network service interconnection circuit. The terminal equipment network management server 41 receives all the quantities of the virtual private network service quality analysis server 42 The measured circuit number includes a main circuit number and more than one branch circuit number. The terminal equipment network management server 41 first remotely executes the function of the network quality measurement server terminal of the telecommunication network terminal equipment 21 where the main circuit number is located, and connects the network quality measurement server terminal of the telecommunication network terminal equipment 21 of the main circuit 11 The function continues to open the service port of UDP or ICMP, and set the start time of the quality measurement server function, ready to receive the quality measurement client function of the telecommunications network terminal equipment from multiple branch circuits 12, 13 and 14. Measure the packets and return all the reply packets to the telecommunication network terminal equipment 22, 23 or 24 of the originally transmitted branch circuit 12, 13 or 14, and turn off after the start time Close the service port to stop the measurement packet reception and transmission. After enabling the network quality measurement server function of the telecommunication network terminal equipment 21 connected to the main circuit 11, the terminal equipment network management server 41 then starts all the telecommunication network terminal equipment 22, 23 and 24 where all branch circuit numbers are located Network quality measurement client function. The terminal equipment network management server 41 remotely activates the network quality measurement client function of the telecommunication network terminal equipment 22, 23 and 24 connected to the branch circuits 12, 13 and 14, and the telecommunication network connected to the branch circuits 12, 13 and 14 The network quality measurement client function of the terminal devices 22, 23 and 24 successively sends several measurement packets to the IP and Port where the telecommunication network terminal device 21 connected to the main circuit 11 is located, and waits to receive the All reply packets returned by the telecommunication network terminal device 21 are used to calculate the packet loss rate using the number of transmitted and received packets, and the network delay time and delay time variation are calculated using the difference between the transmitted and received packet time.

After all branch circuits complete the network measurement, the terminal equipment network management server 41 remotely accesses all branch circuit network quality measurement results, and then provides all branch circuit network quality measurement results to the virtual private network service quality analysis The server 42 performs network quality analysis of the virtual private network service interconnection circuit. Telecommunications companies can use the enterprise virtual private network quality analysis server to measure network delay time, delay variation time, and packet loss rate among network interconnection circuits of virtual private network services. Telecommunications companies use the virtual private network service quality analysis server to present the network quality of all interconnected circuits of the virtual private network of the enterprise.

As shown in Table 1 below, it includes the network delay time, delay variation time and packets of the main circuit of the enterprise virtual private network interconnection service to all branch circuits Lost rate, etc.

As shown in Table 2 below, the measurement results of all periods from the main circuit to each branch circuit are listed to provide network quality degradation analysis at different periods. The virtual private network quality analysis server can also choose different circuits to be set as the main circuit and re-execute the virtual private network interconnection circuit quality measurement, which can provide multipoint to multipoint interconnection between the virtual private network interconnection circuits of telecom operators Analytical needs for measurement.

As shown in Table 3 below, it provides to set the interconnection quality between different main circuits and other branch circuits.

Please refer to FIG. 3, which illustrates the step flow of an embodiment of the method for measuring the quality of the virtual private network service in this case. The service quality of the enterprise virtual private network can be accessed through regular execution or real-time execution of demand.

As shown in step S301, the main circuit and at least one circuit are set. Specifically, the virtual private network service quality analysis server sends the main circuit and all branch circuit numbers to the terminal equipment network management server, thereby starting the network quality measurement of the virtual private network service interconnection circuit. In other words, the virtual private network service quality analysis server starts to execute the network quality measurement function of the virtual private network service interconnection circuit, and transmits the main circuit number and other branch circuit numbers to the terminal equipment network management server to start the terminal equipment network management The server remotely activates the telecommunications network terminal equipment to perform the network quality measurement of the virtual private network service interconnection circuit.

As shown in step S302, the network management server of the terminal device remotely activates the network quality measurement server function of the connected telecommunications network terminal device of the main circuit, and sets the network quality measurement server function activation time. Specifically, after the terminal equipment network management server receives the virtual private network service quality analysis server to execute the quality measurement command of the virtual private network service interconnection circuit, it first remotely activates the network of the main circuit telecommunication network terminal equipment The quality measurement server function, and the network quality measurement server function continue to open the UDP or ICMP service port (port), and set the quality measurement server function start time, that is, the service port opening time, ready to receive from Multiple branch circuits of telecommunications network terminal equipment quality measurement client function measurement packets, and all the reply packets are returned to the originally transmitted branch circuit telecommunications network terminal equipment. When the activation time is up, the service port is closed to stop the measurement packet reception and transmission.

As shown in step S303, the network management server of the terminal device remotely activates the network quality measurement client function of at least one telecommunication network terminal device connected to at least one circuit. Specifically, the terminal equipment network management server completes the remote start After the network quality measurement server function of the main circuit telecommunication network terminal equipment is activated, the network quality measurement client function of all branch circuit telecommunication network terminal equipment is activated remotely. The network quality measurement client function successively transmits several measurement packets to the IP and Port where the main circuit telecommunication network terminal equipment is located, and waits to receive all the packets returned from the main circuit telecommunication network terminal equipment. Use the number of transmitted and received packets to calculate the packet loss rate, and use the difference between the transmitted and received packet time to calculate the network delay time and delay time variation.

As shown in step S304, at least one circuit network quality measurement result of at least one telecommunication network terminal device connected to at least one circuit is analyzed. This step includes the terminal equipment network management server remotely accessing all branch circuit telecommunications network terminal equipment network quality measurement client results, and the terminal equipment network management server transmitting all branch circuit network quality measurement client results to Virtual private network service quality analysis server for network quality measurement and analysis of interconnected circuits. Specifically, after all branch circuits complete the network quality measurement of the virtual private network service, the terminal equipment network management server remotely accesses the network quality measurement results of all branch circuit telecommunication network terminal equipment, and then all The circuit network quality measurement results are provided to the virtual private network service quality analysis server to perform network quality measurement analysis of the virtual private network service interconnection circuit.

As shown in step S305, the quality of the virtual private network service interconnection circuit is obtained. In other words, by performing the above steps, the telecom operator can measure the network delay time, delay variation time, and packet loss rate between the virtual private network service interconnection circuits through the enterprise virtual private network quality analysis server, such as Table 1 shows the network delay time and delay variation time from the main circuit of the enterprise's virtual private network interconnection service to all branch circuits and The packet loss rate, etc., are also measured in all time periods from the main circuit to each branch circuit shown in Table 2, and can also be analyzed for network quality at different periods shown in Table 3.

In summary, the virtual private network service quality measurement system and method in this case can use the network management server to remotely activate the circuit terminal equipment to perform the virtual private network circuit interconnection quality measurement analysis, thereby measuring The network quality of the interconnection of virtual private network circuits of various service bases such as the headquarters and branches of enterprise customers established by telecommunications companies. The measurement can be carried out by using telecommunication network terminal equipment that provides virtual private network services of various enterprise bases, and the measurement path can cover all circuits and equipment interconnected by the telecommunications operator to build a virtual private network, and the measurement result can represent telecommunications The provider provides the network quality of the virtual private network without being affected by the complicated network environment of the enterprise client. In addition, considering the information security risks, the start-up time will be set at the same time when the telecommunication network terminal equipment turns on the quality measurement server function, and the quality measurement server function will be turned off after the startup time, thereby reducing the long-term opening of the server function port Risks such as cyber attacks.

The above-mentioned embodiments are only illustrative of the effect of this case, and are not used to limit this case. Anyone who is familiar with this skill can modify and change the above-mentioned embodiments without departing from the spirit and scope of this case. Therefore, the scope of protection of rights in this case should be as listed in the scope of patent application mentioned later.

11‧‧‧Main circuit

12‧‧‧ circuits

21.22‧‧‧Telecom network terminal equipment

4‧‧‧Server

Claims (12)

A virtual private network service quality measurement system, including: a plurality of circuits, including a set main circuit and at least one circuit; a plurality of telecommunications network terminal equipment, respectively set in a plurality of virtual private networks and separately Connected to the main circuit and the at least one circuit, wherein the telecommunication network terminal equipment connected to the main circuit is used to open the connection port to receive the measurement transmitted by at least one telecommunication network terminal equipment connected to the at least one circuit The packet, and then return the reply packet to at least one telecommunication network terminal device connected to the at least one circuit; and a server, which is installed in the telecommunication network for the plurality of telecommunication network terminal devices to be connected through the plurality of circuits, respectively, The server is used to analyze at least one circuit network quality measurement result of at least one telecommunication network terminal device connected to the at least one circuit, so as to obtain a virtual private network service interconnection circuit quality. The measurement system as described in item 1 of the patent application scope, wherein the server includes a terminal equipment network management server and a virtual private network service quality analysis server. The virtual private network service quality analysis server is used for A plurality of circuits are used to set the main circuit and at least one circuit, and the terminal equipment network management server is used to command the telecommunication network terminal equipment connected to the main circuit to open the port and command at least one telecommunication connected to the at least one circuit The network terminal device transmits the measurement packet to the telecommunication network terminal device connected to the main circuit. The measurement system as described in item 2 of the patent application scope, in which the terminal The equipment network management server is used to access the at least one circuit network quality measurement result to transmit the at least one circuit network quality measurement result to the virtual private network service quality analysis server for the virtual private The network service quality analysis server performs integrated analysis on the measurement results of the at least one circuit network quality to obtain the quality of the virtual private network service interconnection circuit. The measurement system as described in item 1 of the patent application scope, wherein the telecommunication network terminal equipment connected to the main circuit is further used to set the opening time of the service port so that after the opening time ends, the main circuit is connected The telecommunication network terminal equipment stops receiving the measurement packet and returning the reply packet. The measurement system as described in item 1 of the patent application scope, wherein the quality of the virtual private network service interconnection circuit includes measurement time, network delay time, network variation time, and packet loss rate. The measurement system as described in item 1 of the patent application scope, wherein the service port is a User Datagram Protocol (UDP) or Internet Control Message Protocol (ICMP) service port. A method for measuring the service quality of a virtual private network includes: setting one of a plurality of circuits as a main circuit and the rest as at least one circuit; starting a network of telecommunication network terminal equipment connected to the main circuit Road quality measurement server function to enable the telecommunication network terminal equipment connected to the main circuit to open the service port; Activate the network quality measurement client function of at least one telecommunication network terminal device connected to the at least one circuit, so that the at least one telecommunication network terminal device connected to the at least one circuit pairs the telecommunication network connected to the main circuit The terminal device transmits the measurement packet, and then receives the reply packet returned by the telecommunication network terminal device connected to the main circuit; analyzes the quality of at least one circuit network of at least one telecommunication network terminal device connected to the at least one circuit According to the test results, the quality of the interconnection circuit of the virtual private network service can be obtained. The measurement method as described in item 7 of the patent application scope, wherein the measurement result of the quality of at least one circuit network of at least one telecommunication network terminal device connected to the at least one circuit is analyzed to obtain virtual private network service mutual The connected circuit quality further includes: accessing the at least one circuit network quality measurement result to send the at least one circuit network quality measurement result to a server for integrated analysis to obtain the virtual private network service interconnection Circuit quality. The measurement method as described in item 7 of the patent application scope, wherein the function of enabling the network quality measurement client of the telecommunication network terminal equipment connected to the at least one circuit further includes: setting the opening time of the service port, After the opening time ends, the reception of the measurement packet and the return of the reply packet are stopped. The measurement method as described in item 7 of the patent application scope further includes: resetting another main circuit and at least another branch circuit, and then starting the network quality measurement of the telecommunication network terminal equipment connected to the other main circuit Servo end function and start at least another telecommunication connected to the at least another circuit The network quality measurement client function of the network terminal equipment to obtain the network quality measurement results of at least another branch of at least another telecommunications network terminal equipment connected to the at least another branch, and then to connect the at least another branch At least one circuit network quality measurement result of at least one telecommunication network terminal device of a circuit is integrated and analyzed to obtain the quality of the virtual private network service interconnection circuit. The measurement method as described in item 7 of the patent application scope, wherein the quality of the virtual private network service interconnection circuit includes measurement time, network delay time, network variation time, and packet loss rate. The measurement method as described in item 7 of the patent application scope, wherein the service port is a User Datagram Protocol (UDP) or Internet Control Message Protocol (ICMP) service port.

Images