only NS2 experts

1- install NS2 in linux (debian) 2- implement Round robin algorithm and how you test it and simulate it by using NS2. 3- implement Weighted Round robin algorithm and how you test it and simulate it by using NS2. 4- analyse the results and compare it between Round robin algorithm and Weighted Round robin algorithm.(by using 3 parameters 1- time 2- requesting type 3- requesting size )