Cisco Bug: CSCum04469 - N7K not sync to ntp servers (w/prefer and w/o prefer)
Last Modified
Feb 14, 2018
Products (5)
- Cisco Nexus 7000 Series Switches
- Cisco Nexus 7000 10-Slot Switch
- Cisco Nexus 7000 4-Slot Switch
- Cisco Nexus 7000 18-Slot Switch
- Cisco Nexus 7000 9-Slot Switch
Known Affected Releases
6.1(4a) 6.1(5.60) 7.0(1)ZD
Description (partial)
Symptom: N7K does not sync to different stratum ntp servers. N7KA-VDC7# sh ntp peer-status ; sh clock Total peers : 2 * - selected for sync, + - peer mode(active), - - peer mode(passive), = - polled in client mode remote local st poll reach delay vrf ------------------------------------------------------------------------------- =172.16.2.5 0.0.0.0 3 64 377 0.00154 st-ex <==== Not synced =172.16.2.6 0.0.0.0 2 64 377 0.00047 st-ex <==== Not synced 04:45:21.631 JST Thu Dec 12 2013 Conditions: - NTP server's are not synced each other (probably having different times) - N7K indicates one server with "prefer" option and the other server without "prefer"
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