Display Ntp-Service Trace - 3Com S7906E Command Reference Manual

display ntp-service trace

Syntax
display ntp-service trace
View
Any view
Default Level
1: Monitor level
Parameters
None
Description
Use the display ntp-service trace command view the brief information of each NTP server along the
NTP server chain from the local device back to the primary reference source.
The display ntp-service trace command takes effect only if routes are available between the local
device and all the devices on the NTP server chain; otherwise, this command will fail to display all the
NTP servers on the NTP chain due to timeout.
Examples
# View the brief information of each NTP server from the local device back to the primary reference
source.
<Sysname> display ntp-service trace
server 127.0.0.1,stratum 2, offset -0.013500, synch distance 0.03154
server 133.1.1.1,stratum 1, offset -0.506500, synch distance 0.03429
refid LOCL
The information above shows an NTP server chain for the server 127.0.0.1: The server 127.0.0.1 is
synchronized to the server 133.1.1.1, and the server 133.1.1.1 is synchronized to the local clock
source.
Table 1-3 display ntp-service trace command output description
Field
server
stratum
offset
synch distance
refid
IP address of the NTP server
The stratum level of the corresponding system clock
The clock offset relative to the upper-level clock
The synchronization distance relative to the upper-level clock, in
seconds, and calculated from dispersion and roundtrip delay values.
Identifier of the primary reference source. When the stratum level of
the primary reference clock is 0, it is displayed as LOCL; otherwise,
it is displayed as the IP address of the primary reference clock.
1-4
Description