Users Guide
ntp source
Specify an interface’s IP address to be included in the NTP packets.
Syntax
ntp source interface
To delete the conguration, use the no ntp source command.
Parameters
interface Enter the following keywords and slot/port or number information:
• For a 10-Gigabit Ethernet interface, enter the keyword 
TenGigabitEthernet then the slot/port information.
• For a 40-Gigabit Ethernet interface, enter the keyword fortyGigE then the 
slot/port information.
•
For a Loopback interface, enter the keyword loopback then a number from 0 
to 16383.
• For a Port Channel interface, enter the keyword lag then a number. The range 
is from 1 to 128.
• For VLAN interface, enter the keyword vlan then a number from 1 to 4094.
Defaults Not congured.
Command Modes CONFIGURATION
Command History
This guide is platform-specic. For command information about other platforms, refer to the relevant Dell 
Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version Description
9.7(0.0) Introduced on the S6000-ON.
9.0.2.0 Introduced on the S6000.
8.3.11.1 Introduced on the Z9000.
8.5.1.0 Added support for 4-port 40G line cards on ExaScale.
7.6.1.0 Introduced on the S-Series.
7.5.1.0 Introduced on the C-Series.
6.1.1.0 Introduced on the E-Series.
ntp trusted-key
Set a key to authenticate the system to which NTP synchronizes.
Syntax
ntp trusted-key number
To delete the key, use the no ntp trusted-key number command.
Parameters
number Enter a number as the trusted key ID. The range is from 1 to 4294967295.
1502
System Time and Date










