Hi all, A simple question. I inserted an Object of lossmodel in a link: $ns at 1.5 "$ns lossmodel $loss_module $n(2) $n(3)" If I would like to delete this object or disable this object at 3.0, how should I do? Something like this?? : $ns at 3.0 "......." Thank you very much in advance. Cheng Liang