10-Gigabit Ethernet Switch Performance Testing - Ixia

More documents

Recommendations

Info

Contents Abstract .....................................................................................................................................5 Introduction ..............................................................................................................................5 10-Gigabit Ethernet LAN ...................................................................................................6 10-Gigabit Ethernet Metro ................................................................................................6 10-Gigabit Ethernet WAN ..................................................................................................6 What Is Inside a Multi-10GE Port Switch? ..............................................................................7 Packet buffer .....................................................................................................................7 Packet processing function ..............................................................................................7 Classification tables ..........................................................................................................7 Context memory ................................................................................................................7 Traffic management function ...........................................................................................7 Switch fabric ......................................................................................................................7 What Happens to a Packet When It Enters a 10GE Port? .....................................................8 Storing the packet .............................................................................................................8 Processing the packet .......................................................................................................8 Metering and statistics recording .................................................................................. 10 Packet modification ....................................................................................................... 10 Traffic management ....................................................................................................... 10 Switch fabric ................................................................................................................... 10 What Are the Challenges in Processing Packets at 10G Rates? ....................................... 11 Stress Point 1: Ingress packet buffer ............................................................................ 11 Stress Point 2: Packet classification ............................................................................. 11 Stress Point 3: Traffic management ............................................................................. 13 Stress Point 4: Crossbar switch and backplane interconnect .................................... 14 Stress Point 5: Multicast replication and queues ........................................................ 14 Stress Point 6: Control plane ......................................................................................... 15 Developing the Right Test Methodology .............................................................................. 16 Test methodology example ............................................................................................ 16 Module-level testing ....................................................................................................... 16 System-level testing ....................................................................................................... 16 Test methodologies ........................................................................................................ 16 Anticipating the behavior of the 10GE switch .............................................................. 18 Ixia’s Test Solution ............................................................................................................... 20 IxExplorer ........................................................................................................................ 20 IxScriptMate .................................................................................................................... 20 Appendix: 10GE Testing Examples ...................................................................................... 22 1. Throughput Testing: RFC 2544 Throughput Test .................................................... 22 2. Testing for Latency: RFC 2544 Latency Tests ......................................................... 24 3. Testing how 10GE ports handle prioritized streams based on QoS parameters .. 25 4. 10GE OSPF Convergence Test .................................................................................. 27 Glossary ................................................................................................................................. 29 Acknowledgements ...............................................................................................................30 10-Gigabit Ethernet Switch Performance Testing Copyright © 2004, Ixia 3
4 Copyright © 2004, Ixia 10-Gigabit Ethernet Switch Performance Testing
Page 1 and 2: Enabling a Converged World 10-Giga
Page 3: Copyright © 1998-2004 Ixia. All ri
Page 7 and 8: 10-Gigabit Ethernet LAN The biggest
Page 9 and 10: What Happens to a Packet When It En
Page 11 and 12: Metering and statistics recording P
Page 13 and 14: performing key searches in a matter
Page 15 and 16: Random Early Detection (RED) or Wei
Page 17 and 18: Developing the Right Test Methodolo
Page 19 and 20: Anticipating the behavior of the 10
Page 21 and 22: Ixia’s Test Solution Ixia provide
Page 23 and 24: Appendix: 10GE Testing Examples The
Page 25 and 26: 2. Testing for Latency: RFC 2544 La
Page 27 and 28: Methodology 1. Packets will be sent
Page 29 and 30: Results. The test results provide a
Page 31: Ternary Content Addressable Memory

10-Gigabit Ethernet Switch Performance Testing - Ixia

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?