SPIRENT COMMUNICATIONS PLC - INVITATION TO RESU...

London UK - 5 August 2008: Spirent Communications plc (LSE: SPT), a
leading communications technology company, announces that it intends
to release its interim results for the first half of 2008 on Tuesday
5 August 2008 before the opening of the UK market.
The Company will host a results presentation at 09.15 for 09.30 UK
time on Tuesday 5 August 2008.  A simultaneous webcast of the
presentation will be available in the Investors section of the
Spirent Communications plc website at www.spirent.com.  Registration
for the webcast can also be accessed by the following link,


http://w.on24.com/r.htm?e=112312&s=1&k=388700B154325FE9E079EB7E98CD3131&partnerref=582008.

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Enquiries


Eric Hutchinson, Chief          Spirent Communications +44 (0)1293
Financial Officer                       plc            767676
Andrew Dowler/Harriet Keen      Financial Dynamics     [phone]
                                                       3113


About Spirent Communications plc
Spirent Communications plc is a leading communications technology
company focused on delivering innovative systems and services to meet
the needs of customers worldwide.  We are a global provider of
performance analysis and service assurance solutions that enable the
development and deployment of next-generation networking technologies
such as broadband services, Internet telephony, wireless and web
applications and security testing.  The Systems group develops power
control systems for specialist electrical vehicles in the mobility
and industrial markets.  Further information about Spirent
Communications plc can be found at www.spirent.com.
Spirent Communications plc Ordinary shares are traded on the London
Stock Exchange (ticker: SPT).  The Company operates a Level 1
American Depositary Receipt ("ADR") programme with each ADR
representing four Spirent Communications plc Ordinary shares.  The
ADRs trade in the US over-the-counter ("OTC") market under the symbol
SPMYY and the CUSIP number is 84856M209.  Spirent ADRs are quoted on
the Pink OTC Markets electronic quotation service which can be found
at www.pinksheets.com.
Spirent and the Spirent logo are trademarks or registered trademarks
of Spirent Communications plc.  All other trademarks or registered
trademarks mentioned herein are held by their respective companies.
All rights reserved.

This document may contain  forward-looking statements which are  made
in good faith and  are based on current  expectations or beliefs,  as
well as assumptions about future events.  You can sometimes, but  not
always, identify these statements by the use of a date in the  future
or  such  words  as   "will",  "anticipate",  "estimate",   "expect",
"project", "intend",  "plan",  "should", "may",  "assume"  and  other
similar words.   By  their  nature,  forward-looking  statements  are
inherently  predictive   and  speculative   and  involve   risk   and
uncertainty because they relate to events and depend on circumstances
that will occur in the future.   You should not place undue  reliance
on these forward-looking  statements, which  are not  a guarantee  of
future performance and are  subject to factors  that could cause  our
actual results to differ materially  from those expressed or  implied
by these statements.  The Company undertakes no obligation to  update
any forward-looking statements contained in this document, whether as
a result of new information, future events or otherwise.