Enable Mode Commands : System Administration Commands : clock set
  
clock set
Sets the system date and time.
Syntax
clock set <yyyy>/<mm/dd>/<hh>:<mm>:<ss>
Parameters
<yyyy>/<mm>/<dd>/<hh>:<mm>:<ss>
Date and time (year, month, day, hour, minutes, and seconds).
Example
amnesiac # clock set 2014/12/31 23:59:59
Product
SCC, Interceptor, SteelHead CX, SteelHead EX, SteelHead-v, SteelHead-c, Mobile Controller
Related Commands
show clock