[ns] help required for power control

2007-04-15 Thread Rizwan Ahmad
Hi all, I am new to Ns-2. I am interested in implementing the simple power control scheme. i.e. RTS/CTS are transmitted at highest power and the Data/ Ack are transmitted at desired power calculated with the exchange of RTS/CTS. I have a feeling that it is not possible to do that using

Re: [ns] Help in simulating Bianchi's results

2007-04-12 Thread Rizwan Ahmad
Hi Marco, Thanks for your reply and suggestions. I have tried what you have suggested but the problem still remains as I don't get any throughput still. I have a feeling that I am not doing it right. I have added the script to attach one traffic source and one traffic sink to each node but it

[ns] Help in simulating Bianchi's results

2007-04-11 Thread Rizwan Ahmad
Hi, I am new to Ns and am trying to simulate the results for the paper: G. Bianchi, Performance Analysis of the IEEE 802.11 Distributed Coordination Function,IEEE JSAC, vol. 18, no. 3, March 2000 My script is given below when I am running it with DumbAgent as the routing protocol I don't

[ns] help required for simulating packet forwarding

2007-04-11 Thread Rizwan Ahmad
Hi, I am new to Ns. I want to simulate a case where nodes cooperate with each other in 802.11. What I need is to have nodes which can help others nodes to forward their data. I am lost and don't know how to start. A simple scenario can be that we have three nodes