Dell C9010 Modular Chassis Switch EMC Networking Command-Line Reference Guide - Page 1707
ntp authenticate, ntp authentication-key
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ntp authenticate Enable authentication of NTP traffic between the switch and the NTP time serving hosts. C9000 Series 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 Dell Networking OS Command Line Reference Guide. The following is a list of the Dell Networking OS version history for this command. Version Description 9.9(0.0) 9.2(1.0) 8.3.19.0 8.3.11.1 8.3.7.0 7.6.1.0 7.5.1.0 6.1.1.0 Introduced on the C9010. Introduced on the Z9500. Introduced on the S4820T. Introduced on the Z9000. Introduced on the S4810. Introduced on the S-Series. Introduced on the C-Series. Introduced on the E-Series. Usage Information Related Commands You also must configure an authentication key for NTP traffic using the ntp authentication-key command. ntp authentication-key - configures the authentication key for NTP traffic. ntp trusted-key - configures a key to authenticate. ntp authentication-key Specify a key for authenticating the NTP server. Syntax Parameters ntp authentication-key key-number {md5 | sha1} {0 | 7} key key-number Specify a number for the authentication key. The range is from 1 to 65534. This number must be the same as the number parameter configured in the ntp trusted-key command. md5 sha1 0 7 key Specify that the authentication key is encrypted using MD5 encryption algorithm. Specify that the authentication key is encrypted using SHA1 encryption algorithm. Specify that authentication key is entered in an unencrypted format (default). Specify that the authentication key is entered in DES encrypted format. Enter the authentication key in the previously specified format. Defaults NTP authentication is not configured by default. If you do not specify the option [0 | 7], 0 is selected by default. System Time and Date 1707
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