This report provides a comprehensive analysis of a network upgrade for Cookie Co., focusing on various aspects of network infrastructure and services. The report delves into network convergence, specifically Voice over IP (VoIP), and its significance in modern communication systems. It explores Local Area Network (LAN) designs, including cabling considerations, and Wide Area Network (WAN) connections for the head office and branches. The document further discusses transmission media, connecting devices, and IP and DNS management. Networked services, data storage solutions (onsite and online), and data processing models are also examined. The report concludes with an overview of cloud storage and its benefits. References from various sources support the findings and recommendations presented in this report.