Technical data

BCSM IN A NUTSHELL 2008
© 2008 Brocade Communications Systems, Incorporated.
Page 23 of 44
COLLECTING INFORMATION FOR TROUBLESHOOTING
No
Does the test
fail?
No
Yes
Replace with
Figure 4: Marginal Link/Port Fault Troubleshooting Tree
Tip #1 – Configure Fabric Watch to capture events on the port in question; capture a supportsave to
collect information. The supportshow (within the supportsave would have the following outputs which
are useful for troubleshooting these type of issues: swtichshow, portshow, porterrshow,
portcfgshow, errdump, portlogdump and diagshow. M-EOS switch data collection: Product Info, Port
Statistics, Event, LIN and Embedded Port logs.
known
good media (tip #4)
Yes
Re-run the failing
application to replicate
the error (tip #3)
Insert suspected marginal
interface media in same or
different port (tip #2)
Start
Issue switchshow from
switch with suspected
marginal link (tip #1)
Sin
g
le-switch
Focus on
Nx_Port
(tip #5)
Does the error
follow?