Command Reference Guide

1438 | System Time and Date
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debug ntp
c e s
Display Network Time Protocol (NTP) transactions and protocol messages for
troubleshooting.
Syntax
debug
ntp {adjust | all | authentication | events | loopfilter | packets | select | sync}
To disable debugging of NTP transactions, use the
no debug ntp {adjust | all | authentication |
events | loopfilter | packets | select | sync} command.
Parameters
Command Modes
EXEC Privilege
Command
History
ntp authenticate
c e s
Enable authentication of NTP traffic between the switch and the NTP time serving hosts.
Syntax
ntp authenticate
To disable NTP authentication, enter no ntp authentication.
Defaults
Not enabled.
Command Modes
CONFIGURATION
Command
History
adjust
Enter the keyword adjust to display information on NTP clock adjustments.
all
Enter the keyword all to display information on all NTP transactions.
authentication
Enter the keyword authentication to display information on NTP
authentication transactions.
events
Enter the keyword events to display information on NTP events.
loopfilter
Enter the keyword loopfilter to display information on NTP local clock
frequency.
packets
Enter the keyword packets to display information on NTP packets.
select
Enter the keyword select to display information on the NTP clock selection.
sync
Enter the keyword sync to display information on the NTP clock
synchronization.
Version 8.3.7.0 Introduced on S4810
Version 7.6.1.0 Support added for S-Series
Version 7.5.1.0 Support added for C-Series
pre-Version 6.1.1.0 Introduced for E-Series
Version 8.3.7.0 Introduced on S4810
Version 7.6.1.0 Support added for S-Series