Hi Pavelgl
I test it on this duration Saturdays,when i add these rule, the package will be drop, i don'tknow whether i set it wrong or i need to change system time?
Is this for lab purposes, or you really need to implement some parental control rules?
There is a guide for that. Blocking DNS queries to the router itself is not the best approach.
This should make the rule use the local time (what is displayed by the date command) and not UTC.
If you want to investigate the causes of the problem, post the output of the following commands: