I too get this about every hour or so, randomly, just when browsing the internet.
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Not even using any P2P.
And when it happens it kills my POS router. As in it causes it to go offline and must be rebooted.
Just bought a new one today but have to wait for the cable company, TWSC, to change over the mac address for my cable modem..
But yes I really need a patch for this as well...