Circular Available

Spirent Communications PLC
11 December 2006




Spirent Communications plc
11 December 2006



                         SPIRENT COMMUNICATIONS PLC

       Circular available for inspection at the FSA's document viewing facility

Spirent Communications plc announces that, in accordance with Listing Rule
9.6.1, it has forwarded to the Financial  Services Authority copies of its
shareholder circular dated 11 December 2006 (the 'Circular') setting out the
reasons  why shareholders should be voting against the resolutions at the
forthcoming extraordinary general meeting  requisitioned by a nominee on behalf
of funds managed by Sherborne Investors GP, LLC, Artemis Investment Management 
Limited and Credit Suisse Asset Management Limited to be held on 22 December
2006.

The Circular will shortly be available for inspection at the document viewing 
facility, which is situated at:

UK Listing Authority
Financial Services Authority
25 The North Colonnade
Canary Wharf
London
E14 5HS

Tel: [phone]
                                This information is provided by RNS
            The company news service from the London Stock Exchange


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