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What is the upstream bandwidth and downstream bandwidth of the server?
2022-08-10 19:02:00 【51CTO】
What are the upstream and downstream bandwidth, or the upstream and downstream speeds that customers often ask about?When setting the speed limit of the router and configuring some other software, you often encounter the uplink and downlink speeds, but many people do not know the meaning of these two at all, let alone the configuration.Today, Shumai Technology will introduce their specific meaning.
There are two kinds of behaviors when we access the Internet: one is uploading data and the other is downloading data.Upstream bandwidth (speed) refers to the speed of uploading, while downstream bandwidth (speed) refers to the speed at which data is downloaded.
Uplink and downlink speeds are asymmetrical. Generally, the downlink speed is faster than the uplink speed.The bandwidth we usually use refers to the downlink bandwidth, because we mainly download data from the Internet, and the amount of uploaded data is much smaller.
Then there is still such a problem, that is, the download speed of the computer simply cannot meet the standard of managing bandwidth by itself.10M bandwidth, the result download speed is only about 1m/s, what is the reason?
This is because the bandwidth operator's unit of downlink speed is different from that on Windows computers. The unit of Windows computers is KBbs., And the unit of bandwidth operation is Kbbs, 1B=8b.For example, if you have 10M broadband from the broadband operator, 10Mbps=10240Kbps/8=1280KBps, so when you download data on the computer, your maximum download speed is only 1280KBps, which is only about 1M/s.Therefore, it is not that the bandwidth company is deceiving people and the bandwidth deduction is handled, but it is caused by the different units of calculation.
For the early bandwidth, ADSL is the main one, and the technology limits its upstream to only 512K, so the upstream is fixed, the later ADSL2+ supports a little higher uplink, but neither China Telecom nor China Unicom seem to have large-scale promotion, although the equipment is almost completely ADSL2+ board.
In addition to broadband bandwidth, the download rate of broadband is related to the computer configuration, the download software used, the download capacity, and the speed of the download website.etc. are all related, you can check the broadband download rate by downloading the software.
Under ideal conditions: the downlink bandwidth of 100M fiber bandwidth is between 10M/S and 11M/S.
Uplink bandwidth refers to the speed of uploading to the Internet, which depends on whether the uplink and downlink are the same; if you don’t know, you canConsult the operator; if it is equivalent, the upstream bandwidth is between 10M/S and 11M/s; if it is not equivalent, the general upstream bandwidth is only between 400kb/s and 500kb/s.
Remarks: Generally, enterprises open the same bandwidth for upstream and downstream; for households, they are not equivalent. Generally, only downlink bandwidth and uplink bandwidth are concerned.no matter what.And our digital pulse technology is adjustable up and down.
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