Explain and provide example when it is possible that will cover chapter 6 subjects:

•Network architecture components

•Traditional network design

•Building-block network design

–Needs analysis

–Technology design

–Cost assessment

Pick Two of Network Simulation Tools from the following, and Discuss, Present them on the class:

•[WANsim] WAN simulators and emulators http://www.wan-sim.net/

•[OPNET] OPNET Modeler, http://www.opnet.com/

•[NS2] NS2 official website, http://www.isi.edu/nsnam/ns/

•[NS2-wiki] NS2 resource webpage, http://nsnam.isi.edu/nsnam/index.php/Main_Page

•[NS3] NS3 official website, http://www.nsnam.org/documents.html

•[OMNeT] OMNeT++ official website, http://www.omnetpp.org/

•[REAL] REAL 5.0 simulator overview, http://www.cs.cornell.edu/skeshav/real/overview.html

•[SSFNet] Scalable Simulation Framework (SSF), SSFNet homepage, http://www.ssfnet.org/homePage.html

•[J-Sim] J-Sim homepage http://www.j-sim.org/

•[QualNet] QualNet official site, http://www.scalable-networks.com/products/•[YANS], Yet Another Network Simulator http://yans.inria.fr/code/yans/?summary

•[GTNetS] The Ge orgia Tech Network Simulator (GTNetS) http://www.ece.gatech.edu/research/labs/MANIACS/GTNetS/