HP I 1000Base-T, HSC/I 1000Base-SX manual Flowchart 2 Link Level Test

Page 34

Troubleshooting

Diagnostic Flowcharts

	Flowchart 2: Link Level Test
	Checks communications between link levels on source and target host using
	linkloop(1M).
Figure 4-2	Flowchart 2

Link Level

Test

Execute linkloop to remote host

Linkloop YES successful?

NO

Network Level

Tests

Loopback FAILED: Address has bad format or

Not an individual address

Correct the link address parameter

Loopback FAILED: Remote host fails to respond

Re-check remote host address or choose a different remote host and re-execute linkloop

Linkloop NO successful?

Configuration

Tests

Repeat

Link Level

Test

YES

Network

Level

Tests

32

Chapter 4

Image 34

Contents Manufacturing Part Number J5683-90002 E0602 Legal Notices Page Page Preface Page Introduction Features Product OverviewDifferences Between gelan and igelan Performance on A6794A, A6847A, and A6825AProduct Description Driver Supported Systems Operating Name About this ManualList of Gigabit Ethernet Products GelanAbout this Manual About this Manual Chapter Conﬁguring Gigabit Ethernet Generic Parameters Understanding the Gigabit Ethernet ParametersLink Parameters Speed Duplexity Autonegotiation Performance Tuning ParametersReceive ﬂow control Performance Tuning Parameters Name Range Default UnitsUsing the lanadmin Tool with Gigabit Ethernet $ lanadmin -Astationaddr nmid/ppaOption Display Displaying ValuesExamples Setting Values Option Setting$ lanadmin -X stats clear nmid/ppa Gigabit Ethernet Resources HP-UX Manual Reference Pages Manuals Available for Gigabit Ethernet Other Useful ManualsError Messages Logging MessagesNettl -traceoff -entity igelan Contacting Your HP Representative Lanadmin -x cardinfo nmid lanadmin -x stats drv nmid Contacting Your HP Representative Chapter Troubleshooting Troubleshooting Overview Diagnostic Flowcharts Chart Type of Test PurposeFlowchart Flowchart 1 Cable and LED TestOperational Flowchart 1 Procedures Flowchart 2 Link Level Test Flowchart 2 Procedures Flowchart 3 Network Level Tests Flowchart 3 ProceduresFlowchart 3a Procedures Flowchart 3a ARP TestFlowchart 3a Flowchart 3b ping Test Flowchart 3bFlowchart 3b Procedures Flowchart 3b Flowchart 3b 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 6aFlowchart 6a Procedures Flowchart 6b netfmt and lanadmin Test Flowchart 6bFlowchart 6b Procedures Flowchart 6c ifconﬁg Test Flowchart 6cFlowchart 6c Procedures Diagnostic Flowcharts Chapter Gigabit Ethernet lanadmin Display LAN Interface Status Display LAN Interface Status DisplayHP-UX 11.0 lanadmin output RFC 1213 MIB Field DescriptionRFC 1213 MIB RFC 1284 Ethernet-Like Interface Statistics Gigabit Ethernet Card Statistics Card Statistics Output Field Description Driver Statistics Host Command StatisticsExplanation of Card Statistics NIC Events StatisticsExplanation of Card Statistics Appendix B Hardware Reference Information Table C-2 LED Description and Status for 1000Base-T Meaning of the LEDsTable C-1 LED Description and Status for 1000Base-SX LED Description On Steady Flashing Off ColorTable C-3 Cabling Requirements for 1000Base-SX Cabling RequirementsBack-to-Back Connection Table C-4 Cabling Requirements for 1000Base-TCard Speciﬁcations A4924A/A4925A/A4926AA4929A A6825A/A6847A Hardware Regulatory Statements FCC Statement For U.S.A CanadaVcci Japan PCI Card Only EMI Australia and New ZealandEMI Statement European Community Laser Safety Statements Laser Safety European Union Optical Transceiver OnlyLaser Safety Statements Appendix D Laser Safety Statements Appendix D Laser Safety Statements Appendix D Laser Safety Statements Appendix D Glossary NumericsGlossary Glossary