What is the difference between upload speed and download speed

The difference between upload speed and download speed is: upload speed refers to the traffic uploaded locally to the network per unit time in network services; download speed refers to the download speed in the process of downloading network resources using download software .

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Detailed introduction:

"Download rate "It is the download speed during the process of downloading network resources using download software, such as Thunder, Express, BTCOMET and other download tools, that is, the instant speed, which is expressed in the form of "KB/S".

Upload speed refers to the traffic uploaded locally to the network per unit time in network services. The upload speed refers to the upstream traffic of network data per unit time. Take up network speed. Network data transmission is divided into two parts: sending data and receiving data.

Upload is to send data to the outside. Download accepts data from outside. The upload speed determines how fast data is sent out per unit time, and is restricted by network bandwidth and device performance. TCP/IP stipulates that every packet needs to have an acknowledge message returned, that is to say, the transmitted data needs to have an acknowledge message. Only when the message reply of the data is received can the subsequent transmission speed be determined and whether the lost data should be retransmitted.

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