Reference Guide

• prefer — (Optional) Congures this peer to have priority over other servers.
Default Not congured
Command Mode CONFIGURATION
Usage Information You can congure multiple time-serving hosts. From these time-serving hosts, the system chooses one NTP host
to synchronize with. To determine which server to select, use the show ntp associations command. Dell
EMC recommends limiting the number of hosts you congure, as many polls to the NTP hosts can impact network
performance.
Example
OS10(config)# ntp server eureka.com
Supported Releases 10.2.0E or later
ntp source
Congures an interface IP address to include in NTP packets.
Syntax
ntp source interface
Parameters interface — Set the interface type:
• ethernet node/slot/port[:subport] — Enter the Ethernet interface information.
• port-channel id-number — Enter the port-channel number (1 to 128).
• vlan vlan-id — Enter the VLAN number (1 to 4094).
• loopback loopback-id — Enter the Loopback interface number (0 to 16383).
• mgmt node/slot/port — Enter the Management port interface information.
Default Not congured
Command Mode CONFIGURATION
Usage Information The no version of this command removes the conguration.
Example
OS10(config)# ntp source ethernet 1/1/24
Supported Releases 10.2.0E or later
ntp trusted-key
Sets a key to authenticate the system to which NTP synchronizes with.
Syntax
ntp trusted-key number
Parameters number — Enter the trusted key ID (1 to 4294967295).
Default Not congured
Command Mode CONFIGURATION
Usage Information The number parameter must be the same number as the number parameter in the ntp authentication-
key command. If you change the ntp authentication-key command, you must also change this command.
The
no version of this command removes the key.
Example
OS10(config)# ntp trusted-key 234567
378 System management