Exhibit 10.1 FORM OF REGISTRATION RIGHTS AGREEMENT This AGREEMENT (this "Agreement"), dated as of [__], 2006, among Level 3 Communications, Inc., a Delaware corporation ("Parent") and Cheshire Holding Corp., as agent (the "Stockholders' Agent") for...Registration Rights Agreement • June 5th, 2006 • Level 3 Communications Inc • Telephone communications (no radiotelephone) • New York
