Follow the link as below. It might help you.
http://www.geocities.com/naveedguy/NS2_problem_1.html http://www.geocities.com/naveedguy/NS2_problem_1.html -- View this message in context: http://www.nabble.com/Please-Help-for-%22invalid-command-Agent%22-tp9200745p18684440.html Sent from the ns-users mailing list archive at Nabble.com.