23.1 A solicitor must not take any step to prevent or discourage a prospective witness or a witness from conferring with an opponent or being interviewed by or on behalf of any other person involved in the proceedings.
23.2 A solicitor does not breach Rule 23.1 simply by--23.2.1 telling a prospective witness or a witness that he or she need not agree to confer or to be interviewed, or23.2.2 advising the prospective witness or the witness about relevant obligations of confidentiality.