Cisco Nexus 7000 Series Reference Manual page 316

ntp authenticate
Related Commands Command
ntp authentication-key
ntp trusted-key
show ntp
authentication-status
Cisco Nexus 7000 Series NX-OS System Management Command Reference
288
Description
Configures an NTP authentication key.
Configures one or more keys that a time source must provide in its NTP
packets in order for the device to synchronize to it.
Displays the status of NTP authentication.
N Commands
OL-25806-03