CAMBRIDGE, Mass. (April 21, 2006) --Vertical Communications (VRCC.OB), a leading provider of next-generation, IP-based phone systems and voice applications that help businesses better serve their customers, today announced that it has changed its ticker symbol from “ASFT.OB” to “VRCC.OB” in tandem with officially changing its name to Vertical Communications. The company had previously been named Artisoft Inc., doing business as Vertical Communications. The company’s common shares will begin trading under this new ticker symbol immediately.

Vertical was formed through the combination of three industry-leading companies. In September 2004, Artisoft Inc. acquired Vertical Networks Inc. to form Vertical Communications, which then acquired Comdial Corporation in September 2005. The company’s Vertical InstantOffice, Vertical TeleVantage and Vertical Comdial product lines serve the needs of a wide range of customers – from small and medium-sized businesses to large, distributed enterprises – and have won numerous awards in their respective categories.

With a current installed base of more than 400,000 customers, Vertical is one of the largest enterprise telephony vendors worldwide. Vertical’s products are sold, installed and supported through a worldwide network of more than 1,200 value-added resellers and distributors.