EXFO Showcases Its End-to-End Assessment Solution for Wireless Networks at GSMA Mobile World Congress 2011

QUEBEC CITY, February 10, 2011 - EXFO Inc. (Nasdaq: EXFO, TSX: EXF) announced today its participation at
GSMA Mobile World Congress 2011, February 14-17, 2011, in Barcelona, Spain,
where it will demonstrate its innovative and comprehensive testing and
monitoring solutions designed to help wireless operators seamlessly transform
their network infrastructure.

As mobile networks continue to embrace new services, applications and
technologies, wireless operators need solutions to address their multivendor
network environments. With this in mind, EXFO will present its
industry-leading 2G/3G/4G NetHawk M5 Analyzers and NetHawk iPro, the ultimate
data capture and performance analysis solution, and its BrixMobile service
assurance solution, which features a newly integrated highly scalable packet
core monitoring engine, allowing DPI of real-time traffic to accurately
classify each user's traffic by application.

EXFO will also showcase its best-in-class 2G/3G/4G network simulators for
LTE and IMS testing, including the award-winning EAST 500 LTE Capacity Test
System, jointly developed with AeroFlex.

"EXFO is clearly positioning itself as a leading provider," said Vivian
Hudson, Vice-President of EXFO's Service Assurance and Wireless Divisions.

About EXFO

Listed on the NASDAQ and TSX stock exchanges, EXFO is among the leading
providers of next-generation test and service assurance solutions
(www.exfo.com/en/About/Index.aspx) for wireless and wireline network
operators and equipment manufacturers in the global telecommunications
industry. The company offers innovative solutions for the development,
installation, management and maintenance of converged, IP fixed and mobile
networks - from the core to the edge. Key technologies supported include 3G,
4G/LTE, IMS, Ethernet, OTN, FTTx, and various optical technologies. EXFO has
a staff of approximately 1600 people in 25 countries, supporting more than
2000 telecom customers worldwide. For more information, visit
www.EXFO.com.

Maryse Brodeur, Media Planner, +1-418-683-0913, Ext. 3429, maryse.brodeur at EXFO.com