Replied
If the XL broadband is new then yes you should get a free router if you want one
Phone back on 0845 454 1111 option 4.
They should be able to add the router to the order so the tech brings it with him
---------- Post added at 18:25 ---------- Previous post was at 18:23 ----------
Also I would make sure they raise a complaint against the agent that gave incorrect information.