Director Shareholding

Spirent PLC
11 October 2002


                       DEALINGS BY DIRECTORS


1)  NAME OF COMPANY

    SPIRENT PLC

2)  NAME OF DIRECTOR

    NICHOLAS K 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 
    DIRECTOR IN BOX 2 ABOVE

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 NOTIFIED

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

    ACQUISITION OF SHARES

7)  Number of shares/amount of
    stock acquired

    1,170,000

8)  (0.124%)
    of issued Class



9)  Number of shares/amount
    of stock disposed

    -

10) (N/A%)
    of issued Class



11) Class of security

    ORDINARY SHARES OF 3 1/3P EACH

12) Price per share

    8.4786 PENCE

13) Date of transaction

    11 OCTOBER 2002

14) Date company informed

    11 OCTOBER 2002

15) Total holding following this notification

    2,973,398 (SEE BOX 23)

16) Total percentage holding of issued class following this notification

    0.317%

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

17) Date of grant



18) Period during which or date on which exercisable



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



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



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



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



23) Any additional information

    26,315 OF THE ORDINARY SHARES STATED IN BOX 15 ABOVE ARE HELD 
    NON-BENEFICIALLY UNDER THE TERMS OF AN ANNUAL INCENTIVE BONUS 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       11 OCTOBER 2002                          



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