Telecommunications Solution 1)Wan performance can be improved by selecting the best service provider. use a trail version before you subscribe.check the bandwidth capacity, traffic rate, weather the dynamic control of the traffic system exist for the provider.their protocols and brief idea regarding the service level agreements etc.. 2) the internet is a combination of networks and facilitates a very high data communication. it consists of three tiers Tier1: these are directly connected to computer Tier2: the internet service provides provides to large organizations in their region. These isp’s are connected to tier1. Tier3: internet service providers provides services to the smalkl business people and to home on subscription basis 3)cable and DSL both are useful for high speed network access Cable is much fasrter than DSL but now a days DSL also reduces its gap 50% of the people use cables for neywork access 42% of the people uses digital subscriber (DSL) line for network access Reliability is more in cables than DSL Cables are cost effective than DSL. 4) wimax is the broad band wireless technology. Wimax replaces the usage of cables and DSL.it can be used in the organizations,small business sectors,hospitals,institutions etc.. it is similar to the wifi technology.it provides very hispeed data communication rates and to very large distances. 6)    1  Network-based intrusion prevention system (NIPS):inspect the whole network for mistrustful traffic 2 Wireless intrusion prevention systems (WIPS): inspect the entire a wireless network for malliscious traffic 3Network behavior analysis (NBA): visualize network traffic to recognize threats that gives rise to heavy l traffic flows,. Dest example is denial os service. 4 intrusion prevention system (HIPS): software is being installed which io examines the host for malliscious event. .