Question

Create a diagram of a Small/Medium size Business network Using Computer Network Defense and Defense in Depth, Define what a secure network should look like on a modest budget. (Describe your diagram and why you placed your appliances where you chose to place them).

Answer 1

A secure network is a network where only the authorized users can access the data on network and prevent computer data from theft,network threats,and other causes of lossing data or damaging.To secure network at modest cost . Design the model as per requirements such as every business model is not requiring the WAN technology It is a small size business so less appliences are needed to maintain network using the ethernet cables the network can be established.Installation of anti-virus in each system and secure the network from all threats such as network threats, theft and loosing network in lack of internet conactivity or tachnical faults in using systems. In diagram above different appliances are used to establish the business network using computer network. such as Routers,Switches,Hub<ethernet cables in conactivity.All computers are connected on local area network.

Diagram Explanation:- In above diagram firstly the intenet is most important term used in every network, the networking can be wired also . the firewall routers are attached with internet these are wired and wire-less and a server also here connected with internet to send and recieve data and inforation to the computer system on the network over internet.

in wired connectivity the firewall router connected withe switches and anti-virus. Switches connectes the number of computers in bus topology which have a centeral controller called ad HUB , hub used to hold data temporarily such as if any computer sends the data to another computer on the same topology then thisdata will firstly go to hub and then hub sends this data to address computer

and the second switch connected with desktop with ethernet cable and desktop connected with scanner and printer or other devices.

=> One wireless Router is used to connect the devices on the network such as laptop and smart phones. these devices are connected on network wirelessly through signals waves.

=> Server is a computer program that use to provide data to the other computer which are connected on network. server is hardware and software of computer that work for client side and provides functionality for the clients. It stores ,save and respond to client computers on network.In this business model Local area network is used.