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Am I understanding this correctly?
It seems that when I change a filter in OpenDNS, it doesn't take effect unless the DNS cache is cleared on my child's computer and the cache is cleared from every browser.
If that's correct, it would seem to render...
That is correct - it renders the tool useless as a parental control tool for me personally. I disabled DNS cache on my son's computer and OpenDNS is still hit-and-miss on what it blocks, even for domains I explicitly block.
Worse, changes to filterin...