Administrator Guide

Switch Management Commands 1948
console(config)#interface vlan 1
console(config-if-vlan1)#ip address dhcp
console(config-if-vlan1)#exit
console(config)#sntp source-interface vlan 1
sntp trusted-key
Use the sntp trusted-key command in Global Configuration mode to
authenticate the identity of a system to which Simple Network Time Protocol
(SNTP) will synchronize. To disable authentication of the identity of the
system, use the no form of this command.
Syntax
sntp trusted-key key-number
no sntp trusted-key
key-number
• key-number — Key number of authentication key to be trusted. (Range:
1–4294967295)
Default Configuration
No keys are trusted.
Command Mode
Global Configuration mode
User Guidelines
This command is relevant for both received Unicast and Broadcast.
Example
The following defines SNTP trusted-key.
console(config)# sntp authentication-key 8 md5 ClkKey
console(config)# sntp trusted-key 8
console(config)# sntp authenticate
2CSNXXX_SWUM204.book Page 1948 Monday, January 25, 2016 1:25 PM