debug ntp
Display network time protocol (NTP) transactions and protocol messages for troubleshooting.
C-Series, E-Series, S-Series, Z-Series, S4810
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
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.
Command Modes EXEC Privilege
Command History
Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.7.0 Introduced on the S4810.
Version 7.6.1.0 Introduced on the S-Series.
Version 7.5.1.0 Introduced on the C-Series.
pre-Version 
6.1.1.0
Introduced on the E-Series.
1432