It's a fraud tactic as far as I'm concerned, they markup internet only into the hundreds of dollars a month, but if you bundle with security edge it's very affordable, except after 12-36 months now it is even more expensive than if you had just let them screw you initially. On Mon, Sep 25, 2023, 6:16 AM Livingood, Jason via NANOG <nanog@nanog.org> wrote:
*> *I have been trying to assist someone with a business connection that runs a server farm. Recently the business cable modem started to short-stop port 53 for UDP and TCP. Apparently, a transparent DNS proxy somehow got activated and all outbound traffic to any IPv4 or IPv6 address is intercepted and handled by the modem – or not handled.
Sounds like the person you helped turned on Security Edge. They can turn it off too at https://business.comcast.com/support/article/internet/securityedge-manage-se....
Jason