<Page>
                                                                    Exhibit 3.16

                                CF CABLE TV INC.

                                   BY-LAW ONE

                     MEETING OF SHAREHOLDERS AND DIRECTORS

ARTICLE 1.  MEETINGS OF SHAREHOLDERS

    1.1  PLACE AND TIME.  Meetings of shareholders of the Corporation shall be
held at the registered office of the Corporation or at such other place and at
such time as the Board of Directors, the Chief Executive Officer or the
President may determine, from time to time.

    1.2  CHAIRMAN.  Subject to the provisions of any resolution of the Board of
Directors, the Chairman of the Board or, in his absence or inability or refusal
or failure to act, a Vice-Chairman of the Board or, in his absence or inability
or refusal or failure to act, the President or, in his absence or inability or
refusal or failure to act, the Vice-President or, if there be more than one
Vice-President, that one of them who may have been designated for the purpose by
the Board of Directors, shall preside at all meetings of shareholders. All of
the foregoing officers may attend such meetings but no Vice-President shall act
as Chairman if the Board of Directors shall have determined that he shall not so
act. If all of the foregoing officers be absent or unable or refuse or fail to
act, the persons present may choose a chairman.

    1.3  QUORUM.  The holder or holders of not less than fifty-one per cent
(51%) of the outstanding shares of the Corporation carrying voting rights at the
meeting, present in person or represented by proxy or by an authorized
representative, shall constitute a quorum.

ARTICLE 2.  MEETINGS OF DIRECTORS

    2.1  PLACE, TIME AND NOTICE.  Immediately after the annual meeting of
shareholders in each year, a meeting of such of the newly elected directors as
are then present may be held, provided that they shall constitute a quorum,
without notice, for the appointment of officers of the Corporation and the
transaction of such other business as may come before the meeting.

    Subject to the provisions of any resolution of the Board of Directors,
meetings of the Board of Directors may be called at any time by the Chairman of
the Board or a Vice-Chairman of the Board or the President or any Vice-President
who is a director or any two directors and notice of the time and place for
holding any meeting of the Board of Directors shall be given at least
forty-eight (48) hours prior to the time fixed for the meeting. Any meeting so
called may be held at the registered office of the Corporation or any other
place which shall have been fixed by the Board of Directors.

    2.2  CHAIRMAN.  Subject to the provisions of any resolution of the Board of
Directors, the Chairman of the Board or, in his absence or inability or refusal
or failure to act, any Vice-Chairman of the Board or, in his absence or
inability or refusal or failure to act, the President or, in his absence or
inability or refusal or failure to act, the Vice-President or, if there be more
than one Vice-President, that one of them who may have been designated for the
purpose by the Board of Directors, shall preside at all meetings of the Board of
Directors; provided that neither the President nor any Vice-President shall so
act unless he is a director. If all of the foregoing officers be absent or
unable or refuse or fail to act, the directors present may choose a chairman
from among their number. The chairman at any meeting of directors may vote as a
director.
<Page>
    2.3  QUORUM.  Except where the Corporation has only one director, the Board
of Directors may, from time to time, fix by resolution the quorum for meetings
of the Board of Directors but until otherwise fixed a majority of directors in
office, from time to time, shall constitute a quorum.

       Enacted March 31, 1988.
       Witness the signatures of the President
       and the Secretary of the Corporation.

<Table>
             
         (Signed)
         -----------------------------------------------
         President

         (Signed)
         -----------------------------------------------
         Secretary
</Table>

                                       2