13.—(1) Any person may (and, if in service custody, must) attend any proceedings by live link, if a judge advocate so directs.
(2) A person who attends proceedings by live link, and could give oral evidence in the proceedings if he were in the place where the proceedings are being held, may give evidence by live link.
(3) A direction under this rule may be given by any judge advocate.
(4) Where a direction is given under this rule in relation to a witness, the witness may not give evidence otherwise than by live link without the leave of the judge advocate.
(5) A judge advocate may give a direction under this rule, or give permission for the purposes of paragraph (4)—
(a)on an application by a party to the proceedings; or
(b)of his own motion.