Purpose
Command or Action
Displays the status of NTP.
show ntp status
[
location node-id
]
Example:
RP/0/RP0/CPU0:router# show ntp status
Step 2
Examples
The following is sample output from the
show ntp associations
command:
RP/0/RP0/CPU0:router#
show ntp associations
Tue Oct
7 11:22:46.839 JST
address
ref clock
st
when
poll reach
delay
offset
disp
*~192.168.128.5
10.81.254.131
2
1
64
377
7.98
-0.560
0.108
+~dead:beef::2 vrf testAA
171.68.10.80
3
20
64
377
6.00
-2.832
0.046
* sys_peer, # selected, + candidate, - outlayer, x falseticker, ~ configured
RP/0/RP0/CPU0:router# show ntp associations
address
ref clock
st
when
poll reach
delay
offset
disp
+~127.127.1.1
127.127.1.1
5
5
1024
37
0.0
0.00
438.3
*~172.19.69.1
172.24.114.33
3
13
1024
1
2.0
67.16
0.0
* master (synced), # master (unsynced), + selected, - candidate, ~ configured
The following is sample output from the
show ntp status
command:
RP/0/RP0/CPU0:router#
show ntp status
Tue Oct
7 11:22:54.023 JST
Clock is synchronized, stratum 3, reference is 192.168.128.5
nominal freq is 1000.0000 Hz, actual freq is 1000.2725 Hz, precision is 2**24
reference time is CC95463C.9B964367 (11:21:48.607 JST Tue Oct
7 2008)
clock offset is -1.738 msec, root delay is 186.050 msec
root dispersion is 53.86 msec, peer dispersion is 0.09 msec
loopfilter state is 'CTRL' (Normal Controlled Loop), drift is -0.0002724105 s/s
system poll interval is 64, last update was 66 sec ago
RP/0/RP0/CPU0:router# show ntp status
Clock is synchronized, stratum 4, reference is 172.19.69.1
nominal freq is 1000.0000 Hz, actual freq is 999.9988 Hz, precision is 2**26
reference time is C54C131B.9EECF6CA (07:26:19.620 UTC Mon Nov 24 2008)
clock offset is 66.3685 msec, root delay is 7.80 msec
root dispersion is 950.04 msec, peer dispersion is 3.38 msec
System Management Configuration Guide for Cisco NCS 5000 Series Routers, IOS XR Release 6.2.x
163
Implementing NTP
Verifying the Status of the External Reference Clock