Hello everyone, What does the Sim command in ns do? When I type Sim at the Sim prompt I get the message- ambiguous command name "Sim": SimpleLink Simulator. Also, can anyone give me a reference for this command, i.e., ita syntax, its functionality, and it use. Thanks in advance. Br on Join 18 million Eudora users by signing up for a free Eudora Web-Mail account at http://www.eudoramail.com