Introduction A company wants to set up a new branch office in KL.It is expected that 20 staff members will be allocated in this new building. The new building will have only one floor. All the staffs will be allocated in the same floor The Headquarter is located in Pinang, which is about 350km away from the new office. Network connection is required for new office's staff to access the centralized database located in headquarter. All staff will also require Internet access for their daily operation. Most of the staff will be provided with dedicated desktop computer. However, there will be few staffs that will be using Laptop computer and mobile devices. They will also need to access the company computer network. To save costs, all staffs will be sharing one Internet connection. They will also share one printer and one Photostat machine is they need to print or copy document. Company telephone service wl be using computer network for all internal calls within the company and only using the PSTN service for external calls