JOINT FILING AGREEMENTJoint Filing Agreement • June 9th, 2008 • Ramius Capital Group LLC • Services-telephone interconnect systems
In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13D filed on June 9, 2008 (including additional amendments thereto) with respect to the shares of Common Stock, par value $.20 per share, of Tollgrade Communications, Inc. This Joint Filing Agreement shall be filed as an Exhibit to such Statement.
