Shamima Akther

working procedure of firewall necessity of firewall types of firewalls firewall data bit rates of atm format type of atm applications of atm benefits of atm difference between atm and internet layers of atm working procedure of atm necessity of atm atm cable connector patch cable crossover cables stp & utp straight through cables optical fiber cables coaxial cables twisted pair cables connectors networking cables history of satellite system characteristic of satellite system application of satellite system satellite system orbits geo heo meo leo networking models session layer presentation layer transport layer physical layer network layer data link layer application layer seven layers of osi tcp/ip osi which topology is better advantage & disadvantages of topologies bus topology ring topology star topology hybrid topology tree topology mesh topology topology network topologies computer network topologies host id network id classification of ip addresses ip ip address mac address cloud computing edge computing iot devops sdn sd-wan virtual reality augmented reality artificial intelligence 5g technology differences between hardware & firmware differences between system & application software system software application software software differences between hardware & software firmware hardware networking hardware & software components introduction of computer network computer network computer basics of computer network arpanet computer network type network types pan wan man lan classification of computer network