4 ms·

I think you're reading that wrong. The CPE (the cable modem itself) gets a /128, similar to the 10.0.0.0/8 address that it currently gets (that is not visible

I think you're reading that wrong. The CPE (the cable modem itself) gets a /128, similar to the 10.0.0.0/8 address that it currently gets (that is not visible to the end user). They then go on to say that the home gateway gets a /64.

wmf 15y ago
No, in this case CPE means whatever is attached to the cable modem.