Service Manual
ntp authenticate
Enable authentication of NTP trac between the switch and the NTP time serving hosts.
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-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
9.8(0.0) Introduced on the S3048-ON and S4048-ON.
9.7(0.0) Introduced on the S6000-ON.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.0 Introduced on the S4810.
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.
Usage Information You also must congure an authentication key for NTP trac using the ntp authentication-key
command.
ntp authentication-key
Specify a key for authenticating the NTP server.
Syntax
ntp authentication-key number md5 [0 | 7] key
Parameters
number Specify a number for the authentication key. The range is from 1 to 4294967295.
This number must be the same as the number parameter congured in the ntp
trusted-key command.
md5 Specify that the authentication key is encrypted using MD5 encryption algorithm.
0 Specify that authentication key is entered in an unencrypted format (default).
7 Specify that the authentication key is entered in DES encrypted format.
key Enter the authentication key in the previously specied format.
System Time and Date
1441