BCP38 [Was: Re: TWC (AS11351) blocking all NTP?]

Randy Bush randy at psg.com
Tue Feb 4 23:08:11 UTC 2014

> Can somebody explain to me why those who run eyeball networks are able
> to block outbound packets when the customer hasn't paid their bill,
> but can't seem to block packets that shouldn't be coming from that
> cablemodem?

i suspect the non-payment case is solved at a layer below three


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