On Tuesday, 31 December 2019 10:24:48 GMT Peter Humphrey wrote:

> I'm puzzled. Why should a DSL modem be tied to a particular ISP? The only
> thing I can think of is that one uses PPPoA and the other PPPoE. But the
> modem should sort that out for itself when it connects upstream.

ISPs looked into reducing their operating costs providing support to an ever 
increasing population of technically clueless users and in conjunction with 
router OEMs came up with a remote router provisioning scheme.  This allows 
firmware updates and remote control of the CPE without the customer even 
knowing what is happening.

-- 
Regards,
Mick

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