Further to this, in Canada at least, all DSLs are subleasing lines in bulk from one single backbone provider (Bell). Competition is legislatively required but d

Further to this, in Canada at least, all DSLs are subleasing lines in bulk from one single backbone provider (Bell). Competition is legislatively required but de facto questionably existent; in addition I would be surprised that Bell doesn't have all the aggregate data on traffic through subleasing ISPs as well.