IBM Storwize V7000, Problem Determination Manual

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v
Verify that each end of the cables is securely connected.
v
Verify that the port on the Ethernet switch or hub is configured correctly.
v
Connect the cable to a different port on your Ethernet network.
v
If the status is obtained using the USB key, review all the node errors that are
reported.
v
Replace the Ethernet cable.
v
For a failed 10 Gbps Ethernet port, replace the small form-factor pluggable (SFP)
transceiver.
v Follow the hardware replacement procedures for a node canister.
v
Follow the hardware replacement procedures for a file module.
Fibre Channel connectivity between file modules and control
enclosure
This procedure is used to troubleshoot Fibre Channel connectivity issues between
the file modules and the Storwize V7000 control enclosure. The Fibre Channel
paths are the paths used for transferring data between the file module and the
Storwize V7000 control enclosure.
Each file module has a dual port Fibre Channel adapter card located in PCI slot 2.
Both ports are used to connect to the Storwize V7000 control enclosure with a
connection going to each control canister.
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Storwize V7000 Unified: Problem Determination Guide Version