BURLINGTON, Mass. -- iBasis, Inc. (OTCBB: IBAS), the leader in Internet-based voice communications, today announced that Telekom Austria, the leading carrier of Austria, is interconnecting with The iBasis Network(TM) for global service. Interconnecting to iBasis will enable Telekom Austria to route international voice traffic over The iBasis Network, the world's largest Cisco Powered Network for Internet telephony, as well as complete calls for iBasis in markets served by Telekom Austria's network. "Telekom Austria has always been a leader in leveraging technological advances to provide beneficial services for our customers. Interconnecting with iBasis enables us to enhance our international service options very efficiently," said Josef Trimmel, Head of Wholesale for Telekom Austria. "iBasis shares our commitment to quality and enables us to expand our global communications footprint quickly and cost efficiently." "While much of the telecommunications industry continues to struggle, iBasis and the international VoIP segment as a whole continues to experience significant growth in customer demand," said Ofer Gneezy, president and CEO of iBasis. "The high concentration of Tier One carriers like Telekom Austria among our customers is evidence of the quality of the service we provide and the compelling value proposition we deliver. Like many other large national carriers, Telekom Austria is able to leverage our many carrier relationships around the world to meet its international service requirements while focusing on its successful and growing domestic and regional businesses." iBasis Inc.