Reference Guide

ntp authenticate
Enable authentication of NTP traffic between the switch and the NTP time serving hosts.
S4820T
Syntax
ntp authenticate
To disable NTP authentication, use the no ntp authentication command.
Defaults Not enabled.
Command Modes CONFIGURATION
Command History
This guide is platform-specific. For command information about other platforms, refer to the
relevant FTOS Command Line Reference Guide .
The following is a list of the FTOS version history for this command.
Version 8.3.19.0 Introduced on the S4820T.
Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.7.0 Introduced on the S4810.
Version 7.6.1.0 Introduced on the S-Series.
Version 7.5.1.0 Introduced on the C-Series.
pre-Version
6.1.1.0
Introduced on the E-Series.
Usage
Information
You also must configure an authentication key for NTP traffic using the ntp
authentication-key
command.
Related
Commands
ntp authentication-key — configures the authentication key for NTP traffic.
ntp trusted-key — configures a key to authenticate.
ntp broadcast client
Set up the interface to receive NTP broadcasts from an NTP server.
S4820T
Syntax
ntp broadcast client
To disable broadcast, use the no ntp broadcast client command.
Defaults Disabled.
Command Modes INTERFACE
Command History
This guide is platform-specific. For command information about other platforms, refer to the
relevant FTOS Command Line Reference Guide .
The following is a list of the FTOS version history for this command.
1358