On 14-Jul-17 8:50 PM, Graham J wrote:
The exception is BT and maybe some other ISPs whose customer base is not
considered able to configure a router. In this case a non-ISP supplied
router may require a username and password in order to complete its
configuration but the actual values are irrelevant; the authentication
is by virtue of the phone line.
The values are not irrelevant, although authenticated against phone
number a generic login of is required.