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406 CHAPTER 12: USING SYSTEM MANAGEMENT COMMANDS
display ntp-service trace Syntax
display ntp-service trace
View
Any view
Parameter
None
Description
Use the display ntp-service trace command to display the brief information
of each NTP time server along the time synchronization chain from the local device
to the reference clock source.
Example
View the brief information of each NTP time server along the time synchronization
chain from the local device to the reference clock source.
<SW4500> display ntp-service trace
server4: stratum 4, offset 0.0019529, synch distance 0.144135
server3: stratum 3, offset 0.0124263, synch distance 0.115784
server2: stratum 2, offset 0.0019298, synch distance 0.011993
server1: stratum 1, offset 0.0019298, synch distance 0.011993 refid
'GPS Reciever'
The above information displays the time synchronization chain of server4: serve4 is
synchronized to server3, server3 to server2, server2 to server1, and server1 to the
reference clock source GPS receiver.
ntp-service access Syntax
ntp-service access { peer | server | synchronization | query }
acl-number
undo ntp-service access { peer | server | synchronization | query }
View
System view
Parameter
peer: Allows time request and query on the local NTP server. The local clock can
also be synchronized to the remote server.
Reference time Reference timestamp
Table 47 Description on fields of the display ntp-service status command
Field Description