The group's principal activities include facilities-based telecommunication carrier that provides economical international telecommunications service through the internet to carriers and telephony resellers around the world. the services of the group enable the telecommunications carrier and other communications service providers to offer international voice, fax and other value-added applications over the internet. the group has deployed vocore hosted unified communication solution that permits the customers to offer a communications solution that unifies the storage of and access to email and voicemail messages. the customers of the group include mci worldcom, cable & wireless and certain government-affiliated dominant carriers. internet telephony accounted for 82% of 2001 revenues and speech application services 18%.