CN105553885A - FC switch priority testing method - Google Patents
FC switch priority testing method Download PDFInfo
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- CN105553885A CN105553885A CN201510929235.3A CN201510929235A CN105553885A CN 105553885 A CN105553885 A CN 105553885A CN 201510929235 A CN201510929235 A CN 201510929235A CN 105553885 A CN105553885 A CN 105553885A
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- switch
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- frame
- asm
- multicast frames
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/55—Prevention, detection or correction of errors
- H04L49/555—Error detection
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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
- H04L43/0805—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability
- H04L43/0817—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability by checking functioning
-
- 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
- H04L43/0847—Transmission error
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Environmental & Geological Engineering (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Small-Scale Networks (AREA)
Abstract
The invention belongs to the technical field of computer application and more particularly relates to a FC switch priority testing method. According to the method, a real application environment is simulated, the testing method is for the frame exchange process when FC switch priorities are the same and different, and a reference is provided for the development and testing of a similar product. The FC switch priority testing method based on a network formed by an FC switch and an FC-AE-ASM node machine. The method comprises the steps of (1) setting a network topology by the FC switch and the FC-AE-ASM node machine, (2) connecting testing equipment testing instrument between a PC machine and a FC switch in series, and connecting an analyzer between the FC-AE-ASM node machine and the FC switch in series, (3) configuring the priority, target port and sending rate of a testing instrument sending data frame, and simulating the data communication under a real application environment, and (4) reviewing a priority test result.
Description
Technical field
The invention belongs to computer technology application, relate to a kind of FC switch priority method of testing.
Background technology
FC switch will provide multiport full duplex fibre-optical channel network core without hindrance exchange for aircraft of new generation, use FC switch can build FC optical-fibre channel switching network easily, the optical-fibre channel high speed interconnect between can realizing fast based on this for each task subsystem of avionics.But the unexposed mechanism to the test of FC switch priority of prior art and method.The invention provides a kind of FC switch priority method of testing, Reality simulation applied environment, time identical for FC switch priority and the method for testing of priority differing time frames exchange process, for the development and testing of like product provides reference frame.
Summary of the invention
The object of the invention is Reality simulation applied environment, time identical for FC switch priority and the method for testing of priority differing time frames exchange process, for the development and testing of like product provides reference frame.
Technical solution of the present invention is as follows:
The network system that this FC switch priority method of testing forms based on FC switch and FC-AE-ASM Node station, comprises the following steps:
1] network topology is set by FC switch and FC-AE-ASM Node station;
2] testing equipment tester is serially connected between PC and FC switch, analyzer is serially connected between FC-AE-ASM Node station and FC switch and forms priority test environment;
3] configuration testing instrument sends priority, destination interface, the transmission rate of Frame, the data communication under Reality simulation applied environment;
Configuration testing instrument sends priority identical unicast frame, multicast frames, broadcast frame to the different communication port of FC switch with wire rate simultaneously, judge that whether the communication port received forwards according to the order of broadcast frame, multicast frames, unicast frame, if, then correct, if not, then mistake, can cause link to roll off the production line;
Or first configuration testing instrument sends the unicast frame of low priority to a communication port of FC switch with wire rate, transmission duration another communication port again to FC switch after continuing to test port rate stabilization sends the unicast frame of high priority, the D_ID configuration of the unicast frame of the different priorities of twice transmission is identical, the unicast frame of high priority sends after duration continues to test port rate stabilization, carry out data receiver, if the unicast frame of low priority first detected, the unicast frame of high priority detected again, and low priority unicast frame is not interrupted by high priority unicast frame, then correct, if detect, unicast frame is interrupted by high priority unicast frame, then mistake, link can be caused to roll off the production line,
Or first configuration testing instrument sends the multicast frames of low priority to a communication port of FC switch with wire rate, transmission duration another communication port again to FC switch after continuing to test port rate stabilization sends the multicast frames of high priority, the D_ID configuration of the multicast frames of the different priorities of twice transmission is identical, the multicast frames of high priority sends after duration continues to test port rate stabilization, carry out data receiver, if the multicast frames of low priority first detected, the multicast frames of high priority detected again, and low priority multicast frames is not interrupted by high priority multicast frames, then correct, if detect, multicast frames is interrupted by high priority multicast frames, then mistake, link can be caused to roll off the production line,
4] priority test result is evaluated and tested.
Above-mentioned steps 1 is specially: be attached on FC-AE-ASM Node station by FC switch according to the difference of port numbers, be connected by the receiving terminal of the transmitting terminal of FC switch with FC-AE-ASM Node station during connectivity port, the receiving terminal of FC switch is connected with the transmitting terminal of FC-AE-ASM Node station.
Above-mentioned steps 2 is specially: be serially connected in by testing equipment tester between PC and FC switch, for under program, produce the configurable multiple checking frame meeting FC-AE-ASM frame format of priority, as checking excitation, pass through optical fiber, be input to the communication port of FC switch, complete and the priority of FC switch is verified; Analyzer is serially connected between FC-AE-ASM Node station and FC switch and forms priority test environment, for under program control, the frame that FC exchanger chip communication port on witness plate exports is received, and resolves, provide the result of the correction judgement of received frame.
Above-mentioned steps 4 is specially: the Integrity Verification data communicated being carried out to data format respectively in object communication node with protocol analyzer, and data content and desired value is contrasted, thus completes the test of FC switch priority.
The invention has the advantages that:
When the method is identical for FC switch priority and the method for testing of priority differing time frames exchange process, for the development and testing of like product provides reference frame.
Accompanying drawing explanation
Fig. 1 is network topological diagram of the present invention.
Embodiment
The FC switch priority method of testing provided of the present invention, by building the network topology based on FC switch and FC-AE-ASM Node station composition, different communication plans is configured to each FC-AE-ASM Node station, and in communication process error injection, realize the uncertainty to the data retransmission of FC switch, big data quantity transmits, the fault test of data communication under the extreme cases such as busy and the link failure that may occur that communicate.
Below the present invention is described in further details.
A kind of FC switch priority method of testing, based on the network system that FC switch and FC-AE-ASM Node station form, comprises the following steps:
Step 1: network topology is set by FC switch and FC-AE-ASM Node station;
Step 2: be serially connected in by testing equipment JDSU tester between PC and FC switch, is serially connected in JDSU analyzer between FC-AE-ASM Node station and FC switch and forms priority test environment;
Step 3: configuration JDSU tester sends priority, destination interface, the transmission rate of Frame, the data communication under Reality simulation applied environment;
Step 4: evaluation and test priority test result.
Step 1 arranges network topology by FC switch and FC-AE-ASM Node station, is specially:
Be attached on FC-AE-ASM Node station by FC switch according to the difference of port numbers, be connected by the receiving terminal of the transmitting terminal of FC switch with FC-AE-ASM Node station during connectivity port, the receiving terminal of FC switch is connected with the transmitting terminal of FC-AE-ASM Node station.
Testing equipment JDSU tester is serially connected between PC and FC switch by step 2, is serially connected in by JDSU analyzer between FC-AE-ASM Node station and FC switch and forms priority test environment, be specially:
Testing equipment JDSU tester is serially connected between PC and FC switch, for under program, produce the configurable multiple checking frame meeting FC-AE-ASM frame format of priority, as checking excitation, pass through optical fiber, be input to the communication port of FC switch, complete and the priority of FC switch is verified;
JDSU analyzer is serially connected between FC-AE-ASM Node station and FC switch and forms priority test environment, for under program control, the frame that FC exchanger chip communication port on witness plate exports is received, and resolves, provide the result of the correction judgement of received frame.
Step 3 configures priority, destination interface, the transmission rate that JDSU tester sends Frame, and the data communication under Reality simulation applied environment, is specially:
Configuration JDSU tester sends priority identical unicast frame, multicast frames, broadcast frame to the different communication port of FC switch with wire rate simultaneously, the D_ID configuration of frame is identical, test after 5 minutes, first the broadcast frame of forwarding should be detected in the communication port received, the multicast frames of forwarding detected again, the unicast frame of forwarding finally detected.
First configuration JDSU tester sends the unicast frame of low priority to a communication port of FC switch with wire rate, send the unicast frame of high priority again to another communication port after 1 minute, the D_ID configuration of frame is identical, test after 5 minutes, first the unicast frame of low priority should be detected in the communication port received, the unicast frame of high priority detected again, low priority unicast frame can not be interrupted by high priority unicast frame.Change unicast frame into multicast frames, repeat above-mentioned steps, the multicast frames of low priority first should be detected in the communication port received, then the multicast frames of high priority be detected.
Step 4 evaluates and tests priority test result, is specially:
The data communicated are carried out to the Integrity Verification of data format respectively in object communication node with JDSU protocol analyzer, and data content and desired value are contrasted, thus complete the test of FC switch priority.
Claims (4)
1. a FC switch priority method of testing, is characterized in that, based on the network system that FC switch and FC-AE-ASM Node station form, comprises the following steps:
1] network topology is set by FC switch and FC-AE-ASM Node station;
2] testing equipment tester is serially connected between PC and FC switch, analyzer is serially connected between FC-AE-ASM Node station and FC switch and forms priority test environment;
3] configuration testing instrument sends priority, destination interface, the transmission rate of Frame, the data communication under Reality simulation applied environment;
Configuration testing instrument sends priority identical unicast frame, multicast frames, broadcast frame to the different communication port of FC switch with wire rate simultaneously, judge that whether the communication port received forwards according to the order of broadcast frame, multicast frames, unicast frame, if, then correct, if not, then mistake, can cause link to roll off the production line;
Or first configuration testing instrument sends the unicast frame of low priority to a communication port of FC switch with wire rate, transmission duration another communication port again to FC switch after continuing to test port rate stabilization sends the unicast frame of high priority, the D_ID configuration of the unicast frame of the different priorities of twice transmission is identical, the unicast frame of high priority sends after duration continues to test port rate stabilization, carry out data receiver, if the unicast frame of low priority first detected, the unicast frame of high priority detected again, and low priority unicast frame is not interrupted by high priority unicast frame, then correct, if detect, unicast frame is interrupted by high priority unicast frame, then mistake, link can be caused to roll off the production line,
Or first configuration testing instrument sends the multicast frames of low priority to a communication port of FC switch with wire rate, transmission duration another communication port again to FC switch after continuing to test port rate stabilization sends the multicast frames of high priority, the D_ID configuration of the multicast frames of the different priorities of twice transmission is identical, the multicast frames of high priority sends after duration continues to test port rate stabilization, carry out data receiver, if the multicast frames of low priority first detected, the multicast frames of high priority detected again, and low priority multicast frames is not interrupted by high priority multicast frames, then correct, if detect, multicast frames is interrupted by high priority multicast frames, then mistake, link can be caused to roll off the production line,
4] priority test result is evaluated and tested.
2. FC switch priority method of testing according to claim 1, it is characterized in that: described step 1 is specially: FC switch is attached on FC-AE-ASM Node station according to the difference of port numbers, be connected by the receiving terminal of the transmitting terminal of FC switch with FC-AE-ASM Node station during connectivity port, the receiving terminal of FC switch is connected with the transmitting terminal of FC-AE-ASM Node station.
3. FC switch priority method of testing according to claim 1, it is characterized in that: described step 2 is specially: testing equipment tester is serially connected between PC and FC switch, for under program, produce the configurable multiple checking frame meeting FC-AE-ASM frame format of priority, as checking excitation, by optical fiber, be input to the communication port of FC switch, complete and the priority of FC switch is verified; Analyzer is serially connected between FC-AE-ASM Node station and FC switch and forms priority test environment, for under program control, the frame that FC exchanger chip communication port on witness plate exports is received, and resolves, provide the result of the correction judgement of received frame.
4. FC switch priority method of testing according to claim 1, it is characterized in that, step 4 is specially: the Integrity Verification data communicated being carried out to data format respectively in object communication node with protocol analyzer, and data content and desired value are contrasted, thus complete the test of FC switch priority.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510929235.3A CN105553885B (en) | 2015-12-11 | 2015-12-11 | A kind of FC interchanger priority test method |
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| CN201510929235.3A CN105553885B (en) | 2015-12-11 | 2015-12-11 | A kind of FC interchanger priority test method |
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| CN105553885A true CN105553885A (en) | 2016-05-04 |
| CN105553885B CN105553885B (en) | 2018-12-28 |
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Cited By (6)
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| CN107547435A (en) * | 2016-06-29 | 2018-01-05 | 迈普通信技术股份有限公司 | Network equipment overload protection method, overload protection function method of testing and system |
| CN107947987A (en) * | 2017-11-27 | 2018-04-20 | 中国航空无线电电子研究所 | A kind of emulation mode using ICP/IP protocol simulation FC AE ASM agreements |
| CN108259389A (en) * | 2017-12-06 | 2018-07-06 | 中国航空工业集团公司西安航空计算技术研究所 | A kind of serial multi-port data exchange chip priority feature emulation mode |
| CN108768793A (en) * | 2018-07-11 | 2018-11-06 | 郑州云海信息技术有限公司 | A kind of storage dual-active link failure test method and device |
| CN115297070A (en) * | 2022-07-15 | 2022-11-04 | 中国航空无线电电子研究所 | Multi-metadata-excited ARINC664 switch cache overflow test method |
| WO2023198014A1 (en) * | 2022-04-11 | 2023-10-19 | 维沃移动通信有限公司 | Hybrid automatic repeat request acknowledgement feedback method, terminal and network-side device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107547435A (en) * | 2016-06-29 | 2018-01-05 | 迈普通信技术股份有限公司 | Network equipment overload protection method, overload protection function method of testing and system |
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| CN107947987A (en) * | 2017-11-27 | 2018-04-20 | 中国航空无线电电子研究所 | A kind of emulation mode using ICP/IP protocol simulation FC AE ASM agreements |
| CN107947987B (en) * | 2017-11-27 | 2021-07-16 | 中国航空无线电电子研究所 | Simulation method for simulating FC-AE-ASM protocol by TCP/IP protocol |
| CN108259389A (en) * | 2017-12-06 | 2018-07-06 | 中国航空工业集团公司西安航空计算技术研究所 | A kind of serial multi-port data exchange chip priority feature emulation mode |
| CN108768793A (en) * | 2018-07-11 | 2018-11-06 | 郑州云海信息技术有限公司 | A kind of storage dual-active link failure test method and device |
| CN108768793B (en) * | 2018-07-11 | 2021-09-17 | 郑州云海信息技术有限公司 | Storage dual-active link fault testing method and device |
| WO2023198014A1 (en) * | 2022-04-11 | 2023-10-19 | 维沃移动通信有限公司 | Hybrid automatic repeat request acknowledgement feedback method, terminal and network-side device |
| CN115297070A (en) * | 2022-07-15 | 2022-11-04 | 中国航空无线电电子研究所 | Multi-metadata-excited ARINC664 switch cache overflow test method |
| CN115297070B (en) * | 2022-07-15 | 2024-02-27 | 中国航空无线电电子研究所 | Multi-metadata-excited ARINC664 switch cache overflow test method |
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Effective date of registration: 20221025 Address after: Room S303, Innovation Building, No. 25, Gaoxin 1st Road, Xi'an, Shaanxi 710075 Patentee after: XI'AN XIANGTENG MICROELECTRONICS TECHNOLOGY Co.,Ltd. Address before: No. 15, Jinye Second Road, Xi'an, Shaanxi 710065 Patentee before: AVIC XI''AN AERONAUTICS COMPUTING TECHNIQUE RESEARCH INSTITUTE |