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Brocade Adapters Troubleshooting Guide 9553-1002145-01Diagnostics 34. Select Queue Test.5. Click Start.SCSI testUse the fcdiag --scsitest command to test SCSI components and display discovered LUNinformation, such as LUN number, device type and qualifier, vendor ID, product ID, revision number,size of LUN, and LUN status.fcdiag -–scsitest [-l ]where:port_id ID of the port from that you want to test. This could be the PWWN, porthardware path, or user-specified port name. This could also be theadapter-index/port-index. For example, to specify adapter 1, port 1 use 1/1as the port identification.rpwwn Remote PWWN to which you want to trace the route.lpwwn Logical PWWN. 0 indicates the base port or else the virtual port.Trace routeUse the BCU and HCM to trace the SAN path between the adapter and remote end point.Tracing the route through BCUUse the fcdiag --traceroute BCU command to trace the route between end points.fcdiag -–fctraceroute [-l ]where:port_id ID of the port from which you want to trace the route. This could be thePWWN, port hardware path, or user-specified port name. This could also bethe adapter-index/port-index. For example, to specify adapter 1, port 1 use1/1 as the port identification.rpwwn Remote PWWN to which you want to trace the route.lpwwn Logical PWWN. 0 indicates the base port.Tracing the route through HCMUse the FC Trace Route test to trace the route between the adapter port and a Fibre Channel targetport. To run this test, use the following steps:1. Launch the HCM.2. Select Configure > Diagnostics to display the Diagnostics dialog box.3. Click the FC Protocol Tests tab.4. Select FC Trace Route.5. Select the adapter port and target for which you wish to trace the route.
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