Peer to peer là gì? Ứng dụng của mạng ngang hàng mạng ngang hàng p2p là gì


If you are using the mạng internet regularly, it is highly unlikely that you have sầu not encountered the term peer-to-peer or P2P. Whether it was mentioned in a news article, on TV, or in a conversation with a frikết thúc, who told you that he just downloaded the lakiểm tra version of Linux through P2Phường, you may have sầu stumbled upon this term. If you want khổng lồ know what peer-to-peer networks are, what P2P is used for, & also see some peer-to-peer network examples, you should read this article:

What is a peer-to-peer network?

Peer-to-peer, or P2Phường in its abbreviated form, refers lớn computer networks using a distributed architecture. In P2P.. networks, all the computers and devices that are part of them are referred khổng lồ as peers, & they giới thiệu và exchange workloads. Each peer in a peer-to-peer network is equal to lớn the other peers. There are no privileged peers, & there is no primary administrator device in the center of the network.quý khách vẫn xem: Peer



In a way, peer-to-peer networks are the most egalitarian networks in the computer world. Each peer is equal to the others, và each peer has the same rights và duties as the others. Peers are both clients & servers at the same time.

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In fact, every resource and each asset that’s available in a peer-to-peer network is shared amuốn peers, without any central hệ thống being involved. The shared resources in a P2Phường network can be things such as processor usage, disk storage capathành phố, or network bandwidth.

What is P2P.. (peer-to-peer) used for?

The primary goal of peer-to-peer networks is to mô tả resources và help computers & devices work collaboratively, provide specific services, or exedễ thương specific tasks. As mentioned earlier, P2P.. is used to lớn nội dung all kinds of computing resources such as processing power, network bandwidth, or disk storage space. However, the most comtháng use case for peer-to-peer networks is the sharing of files on the mạng internet. Peer-to-peer networks are igiảm giá khuyến mãi for tệp tin sharing because they allow the computers connected to lớn them to lớn receive files & send files simultaneously.

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When you tải về the same file from a peer-to-peer network, using a BitTorrent platform as a starting point, the download is performed differently. The file is downloaded khổng lồ your computer in bits and parts that come from many other computers that also connected khổng lồ the same P2Phường. network & already have sầu that file or at least parts of it. At the same time, the tệp tin is also sent (uploaded) from your computer lớn other devices that are asking for it. This situation is similar khổng lồ a two-way road: the file is lượt thích multiple small cars coming to your PC, while also leaving to lớn others when it is requested.


Why are peer-to-peer networks useful?

P2P networks have some characteristics that make them useful:

It’s hard lớn take them down. Even if one of the peers is shut down, the others are still operating và communicating. For a P2P (peer-to-peer) network to lớn stop working, you have to lớn cchiến bại down all its peers.Peer-to-peer networks are incredibly scalable. Adding new peers is easy as you don’t need to lớn do any central configuration on a central VPS.When it comes to file-sharing, the larger a peer-to-peer network is, the faster it is. Having the same file stored on many of the peers in a P2P network means that when someone needs khổng lồ download it, the tệp tin is downloaded from multiple locations simultaneously.

P2P (peer-to-peer) network examples

We all use peer-to-peer networks lớn connect computers & devices without the need to lớn configure a hệ thống. Having lớn create a hệ thống for everything is expensive and difficult khổng lồ manage, so in some situations, it’s easier and more affordable khổng lồ use P2P. networks. Here are some examples of comtháng use cases for peer-to-peer networks:

The history of P2P (peer-to-peer) networks

The precursor of peer-to-peer networks appears khổng lồ be USENET, which was developed in 1979. It was a system that allowed users khổng lồ read & post messages/news. It was a network system similar khổng lồ the online forums today, but with the difference that USENET did not rely on a central VPS or administrator. USENET copied the same message/news to all the servers found in the network. Similarly, peer-to-peer networks distribute and use all the resources available to them.

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