Re Directorate

Spirent PLC
4 July 2001

                                                   788 - 4 July 2001

                                                   
                SPIRENT APPOINTS DIRECTOR OF BUSINESS DEVELOPMENT

Spirent plc, the international network technology company, announces the
appointment of Olivier Huon as director of business development.  He joins
Spirent with effect from 17 July 2001.

Mr Huon (42), a French national, joins Spirent from BT Wireless where he was
vice president of business development for Europe.  Previously he served as
project director, business development for BT's Worldwide Division, based in
London.  His earlier career was spent in investment banking as a vice
president of Clinvest (part of Credit Lyonnais) in Paris and as an assistant
director with Hill Samuel in London.  He is a chartered accountant and has
degrees in accountancy and law.

Nicholas Brookes, chief executive of Spirent plc, commented: 'This is an
important role within Spirent's senior management structure.  Olivier will be
responsible for leading our acquisition team and will work closely with me,
the Board and our operating groups in the further development of our business
strategy.  Through his breadth of experience in telecommunications and
finance he is well qualified to help drive our business forward.  We are
delighted to welcome him to Spirent.'


Enquiries:
Nicholas Brookes, Chief Executive    Spirent plc         [phone]
Eric Hutchinson, Finance Director

Jon Coles/Rupert Young               Brunswick (London)  [phone]
Sara Strong/Nina Pawlak             (New York)           [phone]

Background note:

Spirent plc is an international network technology company providing state-of-
the-art solutions with a focus on high growth, high margin activities. Our
Communications group unites leading edge performance analysis technology with
network operations expertise, enabling customers to accelerate the
development, deployment and assurance of next generation network equipment
and services worldwide. www.spirent.com

Spirent is quoted on the London Stock Exchange, ticker SPT. The Company
operates a Level 1 American Depository Receipt programme (ticker: SPNUY;
CUSIP number: 84856M100). For information, contact Brian Heston, The Bank of
New York, American Depositary Receipts, 101 Barclay St, 22 West, New York, NY
10286. Phone: [phone], Fax: [phone], email:
[e-mail]  www.adrbny.com

Spirent and the Spirent logo are trademarks of Spirent plc. All rights
reserved.