The most prominent feature of computer networks is “resource sharing”. Computer network refers to connecting multiple computers and their external devices with independent functions in different geographical locations through communication lines to realize resource sharing and information under the management and coordination of network operating systems, network management software and network communication protocols. Delivery computer system. Resource sharing is the main function of computer networks and the main purpose of computer networks.
The operating environment of this tutorial: Windows 7 system, Dell G3 computer.
The most prominent feature of computer networks is “resource sharing”.
Computer network refers to the connection of multiple computers and their external devices with independent functions in different geographical locations through communication lines. The management of network operating systems, network management software and network communication protocols and coordination,A computer system that realizes resource sharing and information transfer.
"Resources" refers to all software, hardware and data resources in the network. "Sharing" means that users in the network can enjoy part or all of these resources. For example, air tickets and hotels in some areas or units can be used by the entire network; software designed by some units can be called for a fee or used by those who need it. Called after completing certain procedures; some external devices, such as printers, can be oriented to users, so that these hardware devices can be used in places that do not have these devices.
Resource sharing means that multiple users share the hardware and software in the computer system Resources. The main resources that end users can share in a network system include processor time, shared space, various software devices and data resources, etc.Resource sharing is the main function of a computer network and the main purpose of the network.
Sharing classification
1. Sharing of data and applications.
Establish a printing sharing LAN The print server can provide printing services for all users on the LAN.
Mail function The mail server can provide user name-based mail forwarding, distribution, carbon copy and other services for all employees within the enterprise, and Convenient management, backup, deletion, recovery, recovery and other tasks can be completed on the server.
The most common applications for online chat are Whiteboard, Netmeeting, WebEx and other applications, which can be used in real time, Quickly realize voice and video communication between users located in different physical locations.
Real-time messaging applications such as Yahoo IM, MSN and other applications can realize message forwarding within the local area network and the Internet. .
Database The database server is an important part of the enterprise LAN, which can realize functions such as data sharing, redundancy reduction, centralized storage and management, maintainability and security.
2. Common network storage is file sharing services, which use FTP and TFTP services to enable users to conveniently and securely access resources on shared servers on workgroup computers, and ftp Most resources are free.
3. Resource backup With the development of network attacks and viruses, resource backup has become an indispensable part of resource sharing. Most modern enterprises adopt real-time and efficient resource backup methods. In order to protect company information to the greatest extent when the network collapses, and to play the greatest role in disaster recovery.
4. Personal relationships: including customer resources, capability resources and other things that can be applied to each other .
5. Equipment.
Resource Sharing Type
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