Telkom SA Limited, incorporated in September 1991, is a registered company in the Republic of South Africa and a large communications services provider in the African continent. The Company offers business, residential and payphone customers a wide range of services and products, including fixed-line voice services (subscriptions and connections services, local, long-distance, fixed-to-mobile and international voice services; interconnection and transit communications services, international voice-over Internet protocol (VoIP) services, and subscription-based, value-added voice services and customer premises equipment sales); fixed-line data services (domestic and international data transmission services, such as point-to-point leased lines, asymmetric digital subscriber lines (ADSL) services and packet-based services; managed data networking services, and Internet access and related information technology services); directory and wireless data services through its subsidiaries, Telkom Directory Services and Swiftnet, and mobile communications services (voice and data services, value-added services and handset sales) through the Company's joint venture, Vodacom, a mobile services company incorporated in the Republic of South Africa. Fixed-line Communications The Company's fixed-line segment is its largest business segment and includes fixed-line voice, data, directory services and wireless data services businesses. The fixed-line services consist of fixed-line subscription and connection services to post-paid, prepaid and private-payphone customers using public switched telephone network (PSTN) lines; fixed-line traffic services to post-paid, prepaid and payphone customers, including local, longdistance, fixed-to-mobile, international outgoing and international voice over internet protocol traffic services; interconnection services, including terminating traffic from South African mobile operators, terminating and transiting traffic from international operators and transiting traffic from mobile to international destinations; fixed-line data services, including domestic and international data transmission services, such as point to point leased lines, ADSL services, packet-based services, managed data networking services and internet access and related information technology services, and directory services through its subsidiary, Telkom Directory Services, and wireless data services through its subsidiary, Swiftnet. The Company provides post-paid, prepaid and private-payphone customers with digital and analog fixed-line access services, including PSTN lines, integrated services digital network (ISDN) lines and wireless access between a customer's premises and its fixed-line network. Each PSTN line includes one access channel, each basic ISDN line includes two access channels and each primary ISDN line includes 30 access channels. Each ISDN line transmits signals at speeds of 64 kilobits per second per channel. It also offers subscriptions to value-added voice services. Telkom offers a broad range of value-added voice services on a subscription or usage basis, including call forwarding, call waiting, conference calling, voice-mail, toll-free calling, ShareCall, which permits callers and recipients to share call costs, speed dialing, enhanced fax services and calling card services for payphones. Telkom provides payphone services throughout South Africa. During the fiscal year ended March 31, 2005 (fiscal 2005), it operated approximately 159,346 public payphones and approximately 9,964 private payphones, of which approximately 40% were coin-operated and combination payphones, and the remainder were card-operated payphones. The Company provides interconnection services to three mobile operators, Vodacom, MTN and Cell C, and other entities that provide licensed telecommunications services in South Africa, consisting of call termination and call transit, as well as access, through Telkom SA Limited's network to other services, including FreeCall 080, ShareCall 0860 and HomeFree, emergency services and directory e