How to use the veex tester to test 10g or 1g fiber optic cable. Primary use will be testing l2 circuits itll technically be vpls, but the test set will just see l2. With rfc 2544s focus on identifying the maximum performance of a device or network under test, the overall test time is variable and heavily depends on the quality of the link and subtest settings. Rfc2544 ethernet test report overall test result pass c ustomer solwise start time 0 32714 10. This video explains how to configure spirent to test rfc 2544 for ex4300 switch. Rfc 2544 test cycles can easily require a few hours of testing. Sep 28, 2016 rfc 2544 only focuses on the maximum capabilities of a link with no separation of the committed and excess traffic, thus testing at the eir level which is not guaranteed by the committed sla or more accurately the cir. Fpga implementation and performance evaluation of an rfc 2544 compliant ethernet test set. Rfc 2544 throughput and latency test for ex4300 by using. It is the only standard test methodology that allows for complete validation of ethernet servicelevel agreements slas in a single test.
It seems to be modeled after ixias ixexplorer interface. Rfc 2544 benchmarking methodology march 1999 this document defines a specific set of tests that vendors can use to measure and report the performance characteristics of network devices. Ultra low latency test methodologies this ultra low latency testing booklet provides several examples with detailed steps showing how to utilize ixia ixnetwork emulation software and applications to achieve functional and performance test objectives for ultra low latency testing. Dec 29, 2015 this video explains how to configure spirent to test rfc 2544 for ex4300 switch. This test must be repeated 20 times, and for each of the seven rfc 2544specified frame sizes. There are at least 3 properties of the test setup which influence the results. Test results obtained from this testing are based on cisco ios xe release 2. Select the throughput, latency, frame loss, packet jitter, and burst test tests.
Common and sub test specific parameters in a test profile are listed below. Jan 25, 2016 in the late 90s rfc 2544 was invented to test and compare network elements it too wasnt ideal, and has many limitations and can pose a risk to the network, but it was better than relying. Because manually completing the entire series of rfc 2544 tests would be quite timeconsuming. Given at least two hardware interfaces and this software you could probably approach the 2544 tests, but again your test machine has to be faster than the dut and the granularity of your latency results may not be enough. Also included are standalone applications for automated rfc 2544, y.
References to rfc 2544 in this manual imply the tn service activation test ethersat function. Most of the sets ive seen are two sided, a reflector at the remote side, and the test set in hand run by the technician. The rfc 2544 application performance benchmarking for the. Before executing rfc 2544 test, you must prepare a test profile. To get the maximum transmitting speed rate of the ms888g2. Xenanetworksrfc2544testreport page6of10 latencyandjitterat100,00%ratemicroseconds framesize 64 128 256 txpacketstotal 4. Provides the peak latency and average latency measures during the test on all generated frames. Valkyrie the stateless ethernet traffic generation and. Rfc 2544 stipulates that results should be placed in a graph where the x coordinate represents the frame size and the y coordinate represents the frame rate.
In the late 90s rfc2544 was invented to test and compare network elements it too wasnt ideal, and has many limitations and can pose a risk to the network, but it was better than relying. Fpga implementation and performance evaluation of an rfc. Rfc 2544 test report technische universitat munchen. Layer 2 and layer 3 rfc 2544based benchmarking test overview. Perform the rfc 2544 test option, testing throughput, frame loss, latency. The first thing to consider when using the rfc2544 test suite is what. Acx series routers support rfc 2544 tests to measure the following. As such, legacy use of the standard has created a defacto set of common practices that were originally designed to test large scale routers. Results from the throughput test will be used to choose a frame rate for the latency test. Rfc 2544 throughput test 0 2000 4000 6000 8000 0 12000. You can perform rfc 2544 benchmark tests on carrier ethernet switch. The test must be repeated at least 20 times with the reported value being the average of the recorded values.
Rfc 2544 testing comprehensive telecom test solutions. Service activation test ethersat transition networks. Rfc 2544 defines a specific set of tests that can be used to evaluate equipment performance. By running the vubiq networks rfc 2544 application, installers and end users can avoid the tedious, timeconsuming manual method of rfc 2544 testing. Benchmarking service level agreement sla rfc2544 tests ethernet throughput, latency, frame loss, and backtoback performance.
Rfc 2544 benchmarking methodology march 1999 the throughput is the fastest rate at which the count of test frames transmitted by the dut is equal to the number of test frames sent to it by the test equipment. The essentials of ethernet service activation series. The routers were tested using procedures based on rfc 2544 latency testing. Rfc 2544 tests are performed by transmitting test packets from a device that functions as the generator or the initiator. Must state which definition of latency from rfc 1242 was used for this test. Fpga implementation and performance evaluation of an rfc 2544. Introduction in the network industry, the sla service level agreement provided to businessclass customers is generally based upon layer 23 criteria such as bandwidth, latency, packet loss, and delay variations jitter. Background on the rfc 2544 latency test in the latency test, frames are transmitted for a fixed duration 120sec. The testing methodology used in rfc 2544 is designed to find the limits of a single element in different testing situations such as throughput, latency, frame loss, back to back, system recovery. Rfc 2544 performance evaluation and internal measurements for a linux based open router.
Rfc 2544based benchmarking tests overview techlibrary. If you are testing a vlan, set encapsulation to vlan and enter your vlan id. Rfc 2544 performance evaluation and internal measurements. Rfc2544based benchmarking tests methodology can be applied to a single device under test dut, or a network service set of devices working together to provide endtoend service. This includes running 120 second throughput at each of a number of frame sizes, etc. Tberd 5800 rfc 2544 ethernet layer 2 testing guide, v25. Rfc 2544 was developed by people interested in enterprise routers and switches. Rfc2544 is a recommended test suite for verifying key performance indicators kpis including throughput, delay and frame loss. The chassis and test modules are controlled via valkyriemanager, a windows gui client provided for adhoc test execution, and remote management of test equipment located in multiple locations.
The rfc 2544 test profile contains all the parameters associated with one test, where one test may be a combination of one or more subtests throughput, latency, and frame loss, backtoback. Ethernet tester compliant with the throughput and latency tests specified by the rfc 2544 for 10100. Test and validate throughput, latency fifo and lilo, frame. Rfc 2544 benchmarking methodology march 1999 this document defines a specific set.
The results of these tests will provide the user comparable data from different vendors with which to evaluate these devices. In addition, the application allows users to conduct field. Cisco asr series aggregation services routers cisco. Latencymeasures the roundtrip time taken by a test frame to travel. It provides an outofservice benchmarking methodology to evaluate the performance of network devices using throughput, backtoback, frame loss and latency tests. Viavis enhanced rfc 2544 test suite also measures jitter and committed burst size cbs. Giga can execute it both in symmetric and asymmetric way and with the farend device in loopback mode or peertopeer mode. If packets were lost, the rate is reduced and the test repeated until no packet loss occurs. The methodology defines the frame size, test duration, and number of test iterations. It defines a set of 4 tests throughput, latency, frame loss rate, and backtoback frames.
Rfc 6349 framework for tcp throughput testing august 2011 1. Ovs rfc 2544 backtoback ci testing of p2p deployment on pod12 in 2017 individual measurement time series on the right the purpose of back to back testing is to assess the amount of data buffering in a networking device or function. The latency is timestamp b minus timestamp a as per the relevant definition frm rfc 1242, namely latency as defined for store and forward devices or latency as defined for bit forwarding devices. The specific version of the software and the exact dut configuration.
Perform the rfc 2544 test option, testing throughput, frame loss, latency, jitter and burst is straightforward. As described in rfc 2544, a latency measurement is made at the midpoint of. To clarify this point, i will only use the latency test as an example. The latency test will use all frame sizes from the standard distribution and the. As described in rfc 2544, a latency measurement is made at the midpoint of the time duration of the test iteration. In acx series routers, rfc 2544based benchmark tests can be run to measure the performance characteristic of the eline, elan, and evpl services. Tberd 5800100g in accordance with viavis enhanced rfc 2544 test methodology.
Rfc 2544 allows the test frame to be configured with stacked vlan and stacked mpls. Rfc 6815 makes an interesting point about service providers mentioning rfc 2544 testing even when their methods and procedures are only somewhat based on rfc 2544, but in actual fact are far from it. Packetexpert supports throughput, latency, frame loss and back to back tests as specified in rfc 2544. Global configuration option includes parameter settings that are common to all the 4 tests throughput, latency, backtoback. After determining throughput, latency is measured per rfc 2544 by sending a stream of frames through the dut at the determined throughput rate that should last for at least two. In acx series routers, rfc 2544 based benchmark tests can be run to measure the performance characteristic of the eline, elan, and evpl services. Rfc 2544 benchmarking methodology for network interconnect.
The other problem is that the loopbacks can be created in software on the. Use the throughput function of smartapplication software. Rfc 2544 benchmarking test report alloy computer products. Throughput sends a fixed number of packets at a fixed rate through the dut, and checks that all of the transmitted packets were received. Benchmarking methodology for network interconnect devices autoren. Rfc 2544 defines a series of tests that can be used to describe the performance characteristics of network interconnecting devices. May 06, 2009 to be certain of accurate results, the test was configured with a frame rate at which the cisco asr does not lose packets. Rfc 2544 performance evaluation and internal measurements for. Rfc 1944 this document is a republication of rfc 1944 correcting the values for the. The results of the throughput test should be reported in the form of a graph. This is not an issue for lab testing or benchmarking, but becomes a serious issue.
573 1256 1121 1114 832 332 521 254 628 220 573 1246 707 775 696 704 1093 460 1467 65 722 215 1190 268 686 1484 1274 965 532 684 138 1490 634 1440