302401-D Rev 00 xiRenumber Stack Units ..................................................................................................3-65Hardware Unit Information ............................................................................................3-67Spanning Tree Configuration ........................................................................................3-67Spanning Tree Port Configuration ..........................................................................3-69Display Spanning Tree Switch Settings ..................................................................3-72TELNET Configuration .................................................................................................3-75Software Download .......................................................................................................3-78Configuration File .........................................................................................................3-82Display Event Log .........................................................................................................3-85Excessive Bad Entries ...........................................................................................3-86Write Threshold ......................................................................................................3-86Flash Update ..........................................................................................................3-87Reset ............................................................................................................................3-88Reset to Default Settings ..............................................................................................3-90Logout ...........................................................................................................................3-93Chapter 4TroubleshootingInterpreting the LEDs .....................................................................................................4-2Diagnosing and Correcting the Problem .........................................................................4-5Normal Power-Up Sequence ....................................................................................4-6Port Connection Problems .......................................................................................4-7Autonegotiation Modes ......................................................................................4-8Port Interface .....................................................................................................4-9Appendix ATechnical SpecificationsEnvironmental ................................................................................................................ A-1Electrical ........................................................................................................................ A-1Physical Dimensions ...................................................................................................... A-2Performance Specifications ........................................................................................... A-2Network Protocol and Standards Compatibility ............................................................. A-2Data Rate ...................................................................................................................... A-2Interface Options ........................................................................................................... A-3Safety Agency Certification ........................................................................................... A-3Electromagnetic Emissions ........................................................................................... A-3kombk.book Page xi Tuesday, June 29, 1999 3:25 PM