03 SEPTEMBER 2008  

NOT FOR RELEASE, PUBLICATION OR DISTRIBUTION INTO OR IN THE UNITED STATES, CANADA, AUSTRALIA OR JAPAN   

PROPOSED SECONDARY PLACING OF ORDINARY SHARES IN SPIRENT COMMUNICATIONS PLC 

("SPIRENT")  

UBS Limited ("UBS") and RBS Hoare Govett Limited ("RBS Hoare Govett") announce 

that the accelerated bookbuild announced this morning has been withdrawn. 

Enquiries:  

UBS Limited, Tel: +44 (0)20 7567 8000  

Peter Luck  

Pascal Guttieres  

RBS Hoare Govett Limited, Tel: +44 (0)20 7678 8000  

Andrew Foster  

Luke Simpson  

UBS Limited ("UBS") is acting for the selling shareholder on the Placing and 

will not be responsible to anyone other than its client for providing the 

protections afforded to its clients, nor for providing advice in relation to the 

placing, the contents of this announcement, or any transaction or arrangement 

referred to herein.  

RBS Hoare Govett Limited and ABN AMRO Bank N.V., which are authorised and 

regulated by the Financial Services Authority, are acting exclusively for the 

selling shareholder in relation to the Placing and the matters described in this 

announcement and are not acting for any other person in relation to the Placing 

and will not be responsible to anyone other than their client for providing the 

protections afforded to clients of RBS Hoare Govett or ABN AMRO Bank N.V., nor 

for providing advice in relation to the Placing or any matters referred to 

herein..  

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