Setup Guide
Port initialization and FCP auto-discovery process...............................................................................................................................................................................35
Link issues.....................................................................................................................................................................................................................................................................36
Connection problems.............................................................................................................................................................................................................................................. 37
Checking the physical connection..........................................................................................................................................................................................................37
Checking the logical connection..............................................................................................................................................................................................................37
Checking the Name Server ...................................................................................................................................................................................................................... 38
Link failures...................................................................................................................................................................................................................................................................39
Determining a successful speed negotiation...................................................................................................................................................................................39
Checking for a loop initialization failure .............................................................................................................................................................................................40
Checking for a point-to-point initialization failure.........................................................................................................................................................................40
Correcting a port that has come up in the wrong mode ............................................................................................................................................................41
Marginal links................................................................................................................................................................................................................................................................. 41
Troubleshooting a marginal link.............................................................................................................................................................................................................. 42
Device login issues on Fabric switch..............................................................................................................................................................................................................43
Pinpointing problems with device logins........................................................................................................................................................................................... 44
Device login issues on Access Gateway......................................................................................................................................................................................................45
Media-related issues................................................................................................................................................................................................................................................46
Testing the external transmit and receive path of a port........................................................................................................................................................... 46
Testing the internal components of a switch....................................................................................................................................................................................46
Testing components to and from the HBA.......................................................................................................................................................................................47
Segmented fabrics.................................................................................................................................................................................................................................................... 47
Reconciling fabric parameters individually........................................................................................................................................................................................48
Downloading a correct configuration...................................................................................................................................................................................................48
Reconciling a domain ID conflict............................................................................................................................................................................................................48
Reconciling incompatible software features....................................................................................................................................................................................50
Configuration............................................................................................................................................................................................................................................................................51
Configuration upload and download issues.................................................................................................................................................................................................51
Gathering additional information............................................................................................................................................................................................................ 53
Brocade configuration form................................................................................................................................................................................................................................ 54
Firmware Download Errors............................................................................................................................................................................................................................................55
Blade troubleshooting tips....................................................................................................................................................................................................................................55
Firmware download issues...................................................................................................................................................................................................................................56
Troubleshooting with the firmwareDownload command....................................................................................................................................................................58
Gathering additional information............................................................................................................................................................................................................ 59
USB error handling...................................................................................................................................................................................................................................................59
Considerations for downgrading firmware..................................................................................................................................................................................................59
Preinstallation messages............................................................................................................................................................................................................................ 60
Blade types........................................................................................................................................................................................................................................................... 61
Firmware versions.............................................................................................................................................................................................................................................61
Platform.................................................................................................................................................................................................................................................................62
Routing.................................................................................................................................................................................................................................................................. 62
Security .....................................................................................................................................................................................................................................................................................63
Passwords......................................................................................................................................................................................................................................................................63
Password recovery options....................................................................................................................................................................................................................... 63
Device authentication .............................................................................................................................................................................................................................................64
Protocol and certificate management .......................................................................................................................................................................................................... 64
Gathering additional information............................................................................................................................................................................................................ 65
SNMP ..............................................................................................................................................................................................................................................................................65
Gathering additional information............................................................................................................................................................................................................ 66
Brocade Fabric OS Troubleshooting and Diagnostics Guide
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