|The blocking is done in router truly as said by ijack but also possible through management software applications such as proxy application installed on server or others.|
Blocking through router is simple but not robust as that of through management software applications. Because blocking through router would affect every user with exception but why there are other settings through management applications.
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BADAIRO ABDULAZEEZ O.
IT SUPPORT, Union Trustees Limited
Founder of a proposed IT Hardware Service Company(Multi-Click Technologies).