Script to reboot Router Daily in night at 1:00am

First add script which ahve command to reboto router, then simply schedule it to run daily in night 1:00am or whatever you like 

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/system script add name=sysreboot policy=ftp,reboot,read,write,policy,test,winbox,password,sniff,sensitive,api source="/system reboot" /system scheduler add name="rebootat1am" start-date="dec/04/2013" start-time="01:00:00" interval="1d" on-event="/system reboot" # OR /system scheduler add name="rebootat1am" start-date="dec/04/2013" start-time="01:00:00" interval="1d" on-event="sysreboot"