Computer networks link computers and other devices to share resources, information, and services. They can be wired or wireless and configured to work in a variety of network topologies. Networks are vital to business today and enable us to communicate with each other, collaborate and work efficiently. They also assist with access to data and security.

Computer networking is a broad area that includes the conception as well as www.boardroomco.net the architecture, creation, and maintenance of communication networks. It is a blend of electrical and computer science. engineering.

The Internet is the most well-known computer network that allows billions of users to connect and share resources simultaneously. The network employs a packet-switching model to funnel data traffic through an endless number of possible routes and connections. Each packet contains control information as well as user data. The control information includes the destination and source network addresses along with error detection codes as well as sequencing information. The data part of a packet is the payload.

In a typical network central servers store data and manages access by users to vital resources such as printers, photocopiers, and files. The server is protected with firewalls and multifactor authentication systems to ensure that only authorized users of the network have access to it. The centralization of information stored on servers makes it easier for administrators and security policy enforcers, to perform regular backups. It also lets employees access corporate services and applications, regardless of their location including video-calling and document-sharing software.