SOURCE: Spirent Communications PLC

August 24, 2006 11:42 ET

Spirent Communications PLC announces Transaction in Own Shares

Crawley, UK -- (MARKET WIRE) -- August 24, 2006 --


Spirent Communications plc announces that on 24 August 2006 it purchased from
JPMorgan Cazenove Limited 1,000,000 Spirent Communications plc ordinary shares
at an average price of 46.7125 pence per share. The purchased shares will be
held as treasury shares. Following the above purchase, Spirent Communications
plc holds 46,990,000 Spirent Communications plc ordinary shares in treasury, and
has 924,943,953 Spirent Communications plc ordinary shares in issue (excluding
treasury shares).




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