NETWORK TESTING NEWS

Ascom Network Testing announces key expansion of its TEMS LTE Offerings

Added functionality expands the scope of the most advanced LTE network testing products commercially available

Reston, Va., 17 May 2010 — Ascom Network Testing has enhanced its TEMS LTE Offerings with additional Long Term Evolution (LTE) products and functionality. The TEMS LTE Offerings include industry leading drive testing tool TEMS Investigation, post-processing software TEMS Discovery, and benchmarking solution TEMS Symphony.

TEMS Investigation collects, analyzes, and post-processes data used for monitoring, troubleshooting, and optimization of RF networks. The industry leader, TEMS Investigation was among the first field testing products commercially available with LTE functionality. Among the many new LTE features in TEMS Investigation is support for a LTE test terminal from a leading global device manufacturer.

TEMS Discovery is a highly configurable and extremely user-friendly post-processing tool. It supports analysis of LTE scanner data and LTE device data, and more than 200 LTE information elements, events, and cell data.

TEMS Symphony is an advanced Quality of Service wireless benchmarking system that allows operators to evaluate competitive network performance from the subscriber’s perspective while simultaneously gathering engineering performance data on their own networks. Newly-added LTE functionality includes support for an LTE scanner, MIB info, and band clearing tests in LTE frequency bands.

Ascom Network Testing is helping operators move ahead of the competition with these commercially available products for LTE. The TEMS LTE Offerings will be demonstrated at these upcoming industry events:

• LTE World Summit, 18-19 May, Amsterdam
• 4th Annual Mobile Network Optimization Summit, 30 May - 02 June, Dubai
• CommunicAsia 2010,15-18 June, Singapore

More information on the TEMS LTE offerings is available on the web at www.ascom.com/networktesting

ABOUT ASCOM

Ascom is an international solution provider with comprehensive technological know-how in Mission-Critical Communication. The company concentrates on core areas such as Wireless Solutions (high-value, customer-specific on-site communications solutions), Network Testing (a global market leader in testing, monitoring, and optimization solutions for mobile networks) and Security Communication (applications for security, communication and control systems for infrastructure operators, public security institutions and the army). The company has subsidiaries in 20 countries and a workforce of about 2,300 employees worldwide. Ascom registered shares (symbol ASCN) are listed on the SIX Swiss Exchange in Zurich.