该ppt对初学NS2者是个很好的入门介绍，通过该ppt,初学者能够清楚的了解ns2的框架。-This ppt is good introduction to the new learner of network simulator 2.through the ppt,he/she can clearly understand the frame of ns2

Fundamental concepts of network Simulator-2

MPLS for Network Simulator MNSv2 for NS2.32, it works with GCC 4-MPLS for Network Simulator MNSv2 for NS2.32, it works with GCC 4.X.X