Alaxala AX2500S, Руководство по устранению неисправностей

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3 Troubleshooting Functional Failures During Operation
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3.13 NTP communication failures
3.13.1 Time information cannot be obtained from the NTP server
If time information cannot be obtained from the NTP server, isolate the cause of the
problem according to the failure analysis method described in the following table.
Table 3-31 Failure analysis method for NTP
No. Items to check and commands Action
1 Use the
show clock
operation
command to make sure the time
zone is set.
If the time zone is set in the information displayed by the
command, go to No. 2.
If the time zone is not set in the information displayed by the
command, set the time zone.
2 Use the
show ntp-client
operation command to check the
information obtained from the NTP
server.
If
Timeout
or
Error
is displayed in the
Status
field for the
latest information in
NTP Execute History
, go to No. 3.
3 Check communication with the NTP
server via IPv4. Use the
ping
operation command to check whether
communication is possible via IPv4 between the NTP server and
the Switch.