ASG Leverages Global Crossing for Continued International Expansion

Florham Park, NJ -- December 15, 2005 -- Global Crossing (NASDAQ: GLBC) announced today that it is providing ASG, a privately held Fortune 1000 provider of enterprise software and professional services, with a global MPLS-based IP VPN connecting 44 locations Europe, Asia, North and Latin America. The new contract expands a previously announced agreement for an additional two years.

"Global Crossing is a true partner. The account team thinks about our needs strategically and is fully dedicated to supporting our business with state-of the-art solutions that deliver measurable returns," said Alan G. Bolt, ASG's senior vice president and general manager. "This long-term partnership enables us to leverage the superb performance, cost efficiencies and simplified network management of a converged IP environment."

A global, scalable WAN that supports the prompt, seamless addition of new locations is a key requirement for a fast-growing technology enterprise like ASG. As the company enhances its capabilities by acquiring businesses around the world, integrating these purchases fully is critical to ongoing performance. The IP VPN powers real-time collaboration and decision-making by enabling the secure, instantaneous transmission of mission-critical data and applications around the world.

"ASG exemplifies the innovative ways in which businesses are leveraging global converged solutions to operate more effectively," said Paul O'Brien, Global Crossing's executive vice president, global enterprise and collaboration services. "We're aligned to help them unlock value from this advanced infrastructure as they deploy new applications and services around the world."

In addition to its suite of high-performance services, Global Crossing offers a consultative selling approach that allows enterprises to fully exploit the benefits of a converged environment seamlessly and at their own pace. Customers consistently recognize the company's account management teams as essential business partners whose knowledge and dedication are instrumental in helping businesses shape their environments for greater efficacy.

Available in nearly 600 cities in 60 countries, Global Crossing provides one of the highest performance and versatile IP VPN solutions currently in place, with true global reach, scalable connectivity, multiple access options, and flexible billing options. IP VPN traffic is transported over Global Crossing's secure, privately owned and operated MPLS-based IP backbone, which is separate from the public Internet, for greater security and performance. The solution supports the IP convergence of data, voice, video and Internet access, all over a single connection.

About Global Crossing

Global Crossing (NASDAQ: GLBC) provides telecommunications solutions over the world's first integrated global IP-based network. Its core network connects more than 300 cities and 30 countries worldwide, and delivers services to nearly 600 cities, 60 countries and 6 continents around the globe. The company's global sales and support model matches the network footprint and, like the network, delivers a consistent customer experience worldwide.

About ASG

Founded in 1986, ASG is a privately held global enterprise software firm that provides a full range of software solutions in the Metadata Management, Applications Management, Operations Management, Content Management, Performance Management, Security Management, and Infrastructure Management areas. ASG is headquartered in Naples, Florida, USA, with more than 50 offices serving the Americas, Europe, Middle East, Africa, and Asia/Pacific. For more information, visit ASG at www.asg.com.