Catapult Communications Schedules Press Release and Conference Call for Second Quarter Fiscal Year 2009

Catapult Communications Corporation (Nasdaq: CATT) announced today it intends to report second quarter fiscal year 2009 financial results after the end of regular trading on Thursday, April 23, 2009. At that time, a copy of the earnings release will be available under the Investor Relations section of the Company's website at www.catapult.com. The earnings release will be followed by a conference call available to all interested parties.

The conference call will begin at 5:15 p.m. ET. Please dial [phone] or [phone] and provide conference ID# 23723383 to access the call. The conference call will also be broadcast from www.catapult.com.

A digital recording will be provided by telephone two hours after the completion of the conference call through midnight on April 30, 2009. To access the replay, please dial [phone] or [phone] and enter conference ID# 39658510. The replay will also be available on the Company's website for one year.

About Catapult Communications

Catapult Communications is a leading supplier of advanced digital telecom test systems to global equipment manufacturers and service providers, including Alcatel-Lucent, Motorola, NEC, NTT DoCoMo, Nortel and Nokia Siemens Networks. The Catapult DCT2000® and MGTS® systems deliver superior high-end test solutions for hundreds of protocols and variants — spanning LTE, IMS, WiMAX, mobile telephony, VoIP, GPRS, SS7, Intelligent Network, ATM and ISDN. The Company is committed to providing testing tools that are at the forefront of the telecom technology curve.

Catapult is headquartered at 160 South Whisman Road, Mountain View, CA 94041. Tel: [phone]. International offices are located in the United Kingdom, Ireland, Germany, France, Finland, Sweden, Canada, Japan, China, India and the Philippines. Information about Catapult Communications can be found on the Web at www.catapult.com.