Director Shareholding

Spirent PLC
3 April 2002


                       DEALINGS BY DIRECTORS


1)  NAME OF COMPANY

    SPIRENT PLC

2)  NAME OF DIRECTOR

    ERIC GEORGE HUTCHINSON

3)  Please state whether notification indicates that it is in respect of
    holding of the shareholder named in 2 above or in respect of a
    non-beneficial interest or in the case of an individual holder
    if it is a holding of that person's spouse or children under the
    age of 18 or in respect of an non-beneficial interest

    IN RESPECT OF THE DIRECTOR'S HOLDING

4)  Name of the registered holder(s) and, if more than one holder, the
    number of shares held by each of them. (If notified)

    NOT APPLICABLE

5)  Please state whether notification relates to a person(s) connected
    with the Director named in 2 above and identify the connected person(s)

    N/A

6)  Please state the nature of the transaction. For PEP transactions
    please indicate whether general/single co PEP and if discretionary/non
    discretionary



7)  Number of shares/amount of
    stock acquired



8)   ( %)
    of issued Class



9)  Number of shares/amount
    of stock disposed



10)  (  %)
    of issued Class



11) Class of security



12) Price per share



13) Date of transaction



14) Date company informed



15) Total holding following this notification



16) Total percentage holding of issued class following this notification



     IF A DIRECTOR HAS BEEN GRANTED OPTIONS BY THE COMPANY PLEASE
                    COMPLETE THE FOLLOWING BOXES

17) Date of grant

    2 APRIL 2002

18) Period during which or date on which exercisable

    2 APRIL 2005 - 1 APRIL 2012

19) Total amount paid (if any) for grant of the option

    NOT APPLICABLE

20) Description of shares or debentures involved: class, number.

    234,000 OPTIONS OVER ORDINARY SHARES OF 3 1/3 PENCE EACH

21) Exercise price (if fixed at time of grant) or indication that price
    is to be fixed at time of exercise

    EXERCISE PRICE WILL BE 133.5 PENCE EACH

22) Total number of shares or debentures over which options held
    following this notification

    616,190 OPTIONS HELD

23) Any additional information

    OPTIONS AWARDED UNDER THE COMPANY'S EXECUTIVE SHARE OPTION SCHEME

24) Name of contact and telephone number for queries

    LUKE THOMAS 01293 767658

25) Name and signature of authorised company official responsible for
    making this notification


    Date of Notification  3 APRIL 2002                               



                       DEALINGS BY DIRECTORS


1)  NAME OF COMPANY

    SPIRENT PLC

2)  NAME OF DIRECTOR

    NICHOLAS KELVIN BROOKES

3)  Please state whether notification indicates that it is in respect of
    holding of the shareholder named in 2 above or in respect of a
    non-beneficial interest or in the case of an individual holder
    if it is a holding of that person's spouse or children under the
    age of 18 or in respect of an non-beneficial interest

    IN RESPECT OF THE DIRECTOR'S HOLDING

4)  Name of the registered holder(s) and, if more than one holder, the
    number of shares held by each of them. (If notified)

    NOT APPLICABLE

5)  Please state whether notification relates to a person(s) connected
    with the Director named in 2 above and identify the connected person(s)

    N/A

6)  Please state the nature of the transaction. For PEP transactions
    please indicate whether general/single co PEP and if discretionary/non
    discretionary



7)  Number of shares/amount of
    stock acquired



8)   ( %)
    of issued Class



9)  Number of shares/amount
    of stock disposed



10)  (  %)
    of issued Class



11) Class of security



12) Price per share



13) Date of transaction



14) Date company informed



15) Total holding following this notification



16) Total percentage holding of issued class following this notification



     IF A DIRECTOR HAS BEEN GRANTED OPTIONS BY THE COMPANY PLEASE
                    COMPLETE THE FOLLOWING BOXES

17) Date of grant

    2 APRIL 2002

18) Period during which or date on which exercisable

    2 APRIL 2005 - 1 APRIL 2012

19) Total amount paid (if any) for grant of the option

    NOT APPLICABLE

20) Description of shares or debentures involved: class, number.

    468,000 OPTIONS OVER ORDINARY SHARES OF 3 1/3P EACH

21) Exercise price (if fixed at time of grant) or indication that price
    is to be fixed at time of exercise

    EXERCISE PRICE WILL BE 133.5 PENCE EACH

22) Total number of shares or debentures over which options held
    following this notification

    1,152,021 OPTIONS HELD

23) Any additional information

    OPTIONS AWARDED UNDER THE COMPANY'S EXECUTIVE SHARE OPTION SCHEME

24) Name of contact and telephone number for queries

    LUKE THOMAS 01293 767658

25) Name and signature of authorised company official responsible for
    making this notification


    Date of Notification  3 APRIL 2002                               




                       DEALINGS BY DIRECTORS


1)  NAME OF COMPANY

    SPIRENT PLC

2)  NAME OF DIRECTOR

    MY E CHUNG

3)  Please state whether notification indicates that it is in respect of
    holding of the shareholder named in 2 above or in respect of a
    non-beneficial interest or in the case of an individual holder
    if it is a holding of that person's spouse or children under the
    age of 18 or in respect of an non-beneficial interest

    IN RESPECT OF THE DIRECTOR'S HOLDING

4)  Name of the registered holder(s) and, if more than one holder, the
    number of shares held by each of them. (If notified)

    NOT APPLICABLE

5)  Please state whether notification relates to a person(s) connected
    with the Director named in 2 above and identify the connected person(s)

    N/A

6)  Please state the nature of the transaction. For PEP transactions
    please indicate whether general/single co PEP and if discretionary/non
    discretionary



7)  Number of shares/amount of
    stock acquired



8)   ( %)
    of issued Class



9)  Number of shares/amount
    of stock disposed



10)  (  %)
    of issued Class



11) Class of security



12) Price per share



13) Date of transaction



14) Date company informed



15) Total holding following this notification



16) Total percentage holding of issued class following this notification



     IF A DIRECTOR HAS BEEN GRANTED OPTIONS BY THE COMPANY PLEASE
                    COMPLETE THE FOLLOWING BOXES

17) Date of grant

    2 APRIL 2002

18) Period during which or date on which exercisable

    25% VEST ON 2 APRIL 2003 AND 25% ANNUALLY THEREAFTER. FINAL EXERCISE DATE
    WILL BE 1 APRIL 2009

19) Total amount paid (if any) for grant of the option

    NOT APPLICABLE

20) Description of shares or debentures involved: class, number.

    750,000 OPTIONS OVER ORDINARY SHARES OF 3 1/3 PENCE EACH

21) Exercise price (if fixed at time of grant) or indication that price
    is to be fixed at time of exercise

    EXERCISE PRICE WILL BE 133.5 PENCE EACH

22) Total number of shares or debentures over which options held
    following this notification

    1,895,078 OPTIONS HELD

23) Any additional information

    OPTIONS AWARDED UNDER THE SPIRENT STOCK OPTION PLAN

24) Name of contact and telephone number for queries

    LUKE THOMAS 01293 767658

25) Name and signature of authorised company official responsible for
    making this notification

    Date of Notification  3 APRIL 2002                               

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