I want to run network-wide DNS-based ad-blocking. The XB6 doesn't seem to allow that, so I want it to be a dumb modem and leave all the routing to the Netgear. The problem has to do with where these ...

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The modem/router is cox's 3.1 panoramic (pw6) which is the same as used by xfinity (xb6). While their are pod extenders available that would solve this issue, they are not available in my market yet, ...