PRESS RELEASE

Aug. 13, 2009 (EVERETT, Wash.) " Fluke Networks, the leader in network installation, certification, testing, monitoring and analysis, today signed a definitive agreement to acquire AirMagnet, a leader in performance, security and compliance solutions for wireless LANs. The acquisition of AirMagnet is expected to create a global leader in the fast growing area of Wi-Fi testing and further strengthen Fluke Networks' worldwide leadership in test and analysis for networks, regardless of media type. Terms of the agreement will not be disclosed. The agreement is subject to customary closing conditions and the deal is expected to close in the coming weeks.

AirMagnet, based in Sunnyvale, Calif., provides industry-leading products that allow enterprise IT organizations to ensure the availability, performance, security and compliance of wireless LAN infrastructure so that business applications can function without interruption. The company's innovative products include AirMagnet Enterprise, the leading 24x7 WLAN security and performance management solution; AirMagnet Wi-Fi Analyzer, a widely adopted Wi-Fi troubleshooting tool; as well as AirMagnet Survey, AirMagnet Spectrum Analyzer, AirMagnet Planner and AirMedic.

"Together, we expect that the solutions from Fluke Networks and AirMagnet will provide the end-to-end network visibility network engineers need and the actionable information required to deploy, secure, manage, analyze and troubleshoot their networks, independent of media type," said David Coffin, president of Fluke Networks. "AirMagnet's products are a fit with Fluke Networks' philosophy of delivering Network SuperVision " giving users superior visibility and insight into networking technology they can't get anywhere else."

Wireless LANs are growing rapidly as a favored network access method for mobility and are increasingly enabling mission-critical applications. For network support teams, these technologies raise new challenges to delivering superior operating service. Together, Fluke Networks and AirMagnet expect to provide customers with the comprehensive visibility required to ensure their network infrastructures are secure, compliant and performing optimally.

"Fluke Networks is a top innovator and recognized leader in Ethernet LAN analysis and their solutions are known worldwide for delivering deep insight into LAN performance, security and optimization," said Dean T. Au, president of AirMagnet. "The power of a combined Fluke Networks and AirMagnet should help us fulfill more quickly the growth opportunities and product and technology roadmaps to better serve our customers' evolving needs."

About AirMagnet Inc. AirMagnet Inc. is a leader in security, performance and compliance solutions for wireless LANs. The company's innovative products include AirMagnet Enterprise, the leading 24x7 WLAN security and performance management solution, and AirMagnet WiFi Analyzer — which is known as the "de facto tool for wireless LAN troubleshooting and analysis." Other products provide WLAN site survey and design, RF interference detection, remote diagnostics, and the world's first voice over WiFi analysis solution. AirMagnet has more than 8,200 customers worldwide, including 75 of the Fortune 100. The company, based in Sunnyvale, Calif., has offices worldwide. For more information, visit www.AirMagnet.com.

About Fluke Networks Fluke Networks provides innovative solutions for the installation and certification, testing, monitoring and analysis of copper, fiber and wireless networks used by enterprises and telecommunications carriers. The company's comprehensive line of Network SuperVision Solutions provide network installers, owners, and maintainers with superior vision, combining speed, accuracy and ease of use to optimize network performance. Headquartered in Everett, Washington, the company distributes its products in more than 50 countries. More information can be found by visiting Fluke Networks' Web site at: www.flukenetworks.com or by calling (800) 283-5853.