I'd missed this resource.
WBC ADSL2+ & WBC ADSL2+ (Annex M), Upstream rate 1, Downstream rate 5.5 - 12. Although it does stay these figures are only indicative.
Weaver, thank you, I will check it out. So the HG523a stays and acts as a wireless transmitted/receiver cool and I create a bridge to the second router upstairs, connecting it to the USB printer. That would make my father very happy; tree's, not so much.