H3C S12508-AC Installation Manual page 82

operation allows for convenient on-site fault location or upgrading while causing no interference on the
operation of the system and services of other cards.
After isolating a card, you can use the test diag-offline command to collect the fault detection information
of the card.
Follow these steps to isolate a card and locate card faults:
To do...
Enter system view
Isolate the specified card
(standalone mode)
Isolate the specified card of a
specified member switch (IRF
mode)
Locate the card problem
(standalone mode)
Locate the card problem for a
card on a specified member
switch (IRF mode)
CAUTION:
The AMB cannot be isolated.
•
If only one switching fabric module is working on the switch, it cannot be isolated.
•
• Before upgrading a logic of the line card, keep the line card offline.
No other commands but the test diag-offline command can be executed for an isolated card.
•
Otherwise, the configuration cannot take effect.
Use the command...
system-view
board-offline slot slot-number
board-offline chassis chassis-number
slot slot-number
test diag-offline slot slot-number
test diag-offline chassis
chassis-number slot slot-number
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Remarks
—
Required
No card is isolated by default.
Required
No card is isolated by default.
Required
The fault detection information will be
displayed and saved in logs in the
root directory of the flash. Each log is
named in the format of
diag_slot_time, where slot indicates
the location of the card and time
indicates when the fault detection
operation is performed.
Required
The fault detection information will be
displayed and saved in logs in the
root directory of the flash. Each log is
named in the format of
diag_slot_time, where slot indicates
the location of the card and time
indicates when the fault detection
operation is performed.