Configuring Poll-Based Ntp Associations - Cisco Catalyst 9400 System Management Configuration Manual

Configuring Poll-Based NTP Associations

Step 5
Step 6
Step 7
Configuring Poll-Based NTP Associations
To configure poll-based NTP associations, perform this procedure:
Procedure
Step 1
Step 2
System Management Configuration Guide, Cisco IOS XE Bengaluru 17.4.x (Catalyst 9400 Switches)
16
Command or Action
[no] ntp trusted-key key-number
Example:
Device(config)# ntp trusted-key 42
[no] ntp server ip-address key key-id [prefer]
Example:
Device(config)# ntp server 172.16.22.44
key 42
end
Example:
Device(config)# end
Command or Action
enable
Example:
Device> enable
configure terminal
Example:
Device# configure terminal
Administering the Device
Purpose
Defines trusted authentication keys that a peer
NTP device must provide in its NTP packets
for this device to synchronize to it.
Use the no form of this command to disable
trusted authentication.
Allows the software clock to be synchronized
by an NTP time server.
• ip-address: The IP address of the time
server providing the clock synchronization.
• key-id: Authentication key defined with
the ntp authentication-key command.
• prefer: Sets this peer as the preferred one
that provides synchronization. This
keyword reduces clock hop among peers.
Use the no form of this command to remove a
server association.
Returns to privileged EXEC mode.
Purpose
Enables privileged EXEC mode.
Enter your password if prompted.
Enters global configuration mode.