Last I read was that PA was going to plan to release the URL rewrite as many of the EDU environments have put in a request for that function. But I've seen no news of this since last. If you search for enforce safe search there are documents to do this for PANos 4.1 but it is not perfect. At this point I'm thinking of setting up an squid box to dod the rewrite. As there has been little interest from PA to do this. Yet there competitors can do it.. I love the firewall and its features but this has been a thorn in my side.
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