[ns] TCL call C++ Error

Hi every one! When I run my tcl file it gives the following Error Starting Simulation... Total Number of Nodes... 100 Total Number of Interfaces... 1 Total Number of Channels... 8 Total Number of Acs Channels... 5 --- ns: _o24 manage-channels 8 5

[ns] metrics calculation in simulation time

Hello everyone, I'd like to get some directions about how to measure some metrics during simulation time, specifically I need these : - SNR - Channel gain - Energy Thanks so much -- Pedro Alonso Chaparro Valero R&D Engineer Ciudad Politecnica de la Innovación iTEAM - Mobile Communica