Users Guide

By default, the system performs a time synchronization if the time difference from the time source is
greater than one second.
Related
Commands
● show ntp associations — displays the NTP servers configured and their status.
ntp source
Specify an interface’s IP address to be included in the NTP packets.
Syntax
ntp source interface
To delete the configuration, 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 stack/slot/port/subport information.
● For a 25-Gigabit Ethernet interface, enter the keyword twentyFiveGigE
then the stack/slot/port/subport information.
● For a 40-Gigabit Ethernet interface, enter the keyword fortyGigE then the
stack/slot/port[/subport] information.
● For a 50-Gigabit Ethernet interface, enter the keyword fiftyGigE then the
stack/slot/port/subport information.
● For a 100-Gigabit Ethernet interface, enter the keyword hundredGigE then
the stack/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 keywords port-channel then the
port-channel ID.
● For VLAN interface, enter the keyword vlan then a number from 1 to 4094.
Defaults Not configured.
Command Modes CONFIGURATION
Command
History
This guide is platform-specific. For command information about other platforms, see the relevant Dell
Networking OS Command Line Reference Guide.
Version Description
9.8(1.0) Introduced on the Z9100–ON.
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.7(0.0) Introduced on the S6000-ON.
9.2(1.0) Introduced on the Z9500.
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.
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.
1346 System Time and Date