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Implementing NTP on Cisco IOS XR Software
How to Implement NTP on Cisco IOS XR Software
SMC-187
Cisco IOS XR System Management Configuration Guide
Verifying the Status of the External Reference Clock
This task explains how to verify the status of NTP components.
Note The commands can be entered in any order.
SUMMARY STEPS
1. show ntp associations [detail] [location node-id]
2. show ntp status [location node-id]
DETAILED STEPS
Examples
The following is sample output from the show ntp associations command:
RP/0/0/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/0/0/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 22 2004)
clock offset is 66.3685 msec, root delay is 7.80 msec
root dispersion is 950.04 msec, peer dispersion is 3.38 msec
Command or Action Purpose
Step 1
show ntp associations [detail] [location
node-id
]
Example:
RP/0/RP0/CPU0:router# show ntp associations
Displays the status of NTP associations.
Step 2
show ntp status [location
node-id
]
Example:
RP/0/RP0/CPU0:router# show ntp status
Displays the status of NTP.