The group's principal activity is to operate under three segments: commercial equipment, lodging system sales and installation and service. the group sells communications servers offered by avaya, including definity solutions, merlin magix systems and the partner communications systems under commercial system sales. the group also sells avaya voice mail, unified messaging and customer relationship management systems. for lodging industry, the group sells call accounting products. installation and service segment installs and maintains systems for customers in both the commercial and lodging segments. the registered trademarks are xeta, xetaxcel, xact, xpert, xpert+, xl, xpander and virtual xl. commercial equipment accounted for 49% of 2001 revenues; Installation and services, 38%; Lodging systems, 12% and others, 1%.