(1) Where any defendant, being required to serve a defence, does not do so within the time limited, the plaintiff may enter or apply for judgment against that defendant in accordance with this Order.
(2) Judgment shall not be entered or given for the plaintiff unless an affidavit proving the default is filed.
(3) Paragraphs (1) and (2) shall apply, with any necessary modification, where—
(a) the defendant has served a defence; and
(b) by or under an order of the Court the defence is struck out.