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HP HSC/I 1000Base-SX, I 1000Base-T 4 Troubleshooting

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4 Troubleshooting

This chapter provides ﬂowcharts that will help diagnose Gigabit Ethernet hardware and software problems.

Chapter 4

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Contents

Using PCI 1000Base-Tand HSC/PCI 1000Base-SX (Gigabit Ethernet) Legal Notices Warranty Restricted Rights Legend Copyright Notices Trademark Notices Page Page Preface Page 1 Introduction Product Overview Features Differences Between gelan and igelan About this Manual Page Page Conﬁguring Gigabit Ethernet Parameters Understanding the Gigabit Ethernet Parameters Generic Parameters Link Parameters Performance Tuning Parameters Performance Tuning Parameters Range Default Units Using the lanadmin Tool with Gigabit Ethernet Displaying Values Setting Values $ lanadmin -X100fd nmid/ppa Stats Clear $ lanadmin -Xstats clear nmid/ppa Buffer Coalescing Threshold $ lanadmin -Xsend_max_bufs 32 nmid/ppa Gigabit Ethernet Resources HP-UXManual Reference Pages Manuals Available for Gigabit Ethernet Other Useful Manuals Error Messages Logging Messages Logging Messages nettl -status nettl -traceon all Contacting Your HP Representative Page Page 4 Troubleshooting Troubleshooting Overview Diagnostic Flowcharts Flowchart 1: Cable and LED Test Flowchart 1 Procedures Flowchart 2: Link Level Test Flowchart 2 Procedures Flowchart 3: Network Level Tests Flowchart 3 Procedures Flowchart 3a: ARP Test Flowchart 3a Procedures Flowchart 3b: ping Test Flowchart 3b Procedures Flowchart 3b (continued) Flowchart 3b (continued) Procedures Flowchart 4: Transport Level Test Flowchart 4 Procedures Flowchart 5: Bridge/Gateway Loopback Test Flowchart 5 Procedures Flowchart 6: Conﬁguration Tests Flowchart 6 Procedures Flowchart 6a: ioscan and lanscan Test Flowchart 6a Procedures Flowchart 6b: netfmt and lanadmin Test Flowchart 6b Procedures Flowchart 6c: ifconﬁg Test Flowchart 6c Procedures Page Gigabit Ethernet lanadmin Display LAN Interface Status Display Page RFC 1213 MIB Page RFC 1284 Ethernet-LikeInterface Statistics Gigabit Ethernet Card Statistics Card Statistics Output Explanation of Card Statistics Page C Hardware Reference Information The Meaning of the LEDs Cabling Requirements Back-to-BackConnection Card Speciﬁcations Page Page D Hardware Regulatory Statements FCC Statement (For U.S.A.) Canada EMI (Australia and New Zealand) VCCI (Japan) (PCI Card Only) EMI Statement (European Community) Laser Safety Statements Page Page Page Page Glossary Numerics Page Switch: Topology: Unshielded Twisted Pair: UTP:

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