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This article shows you how to understand the busybox tftp command, the content is concise and easy to understand, can definitely brighten your eyes, through the detailed introduction of this article, I hope you can learn something.

Today, when debugging mp4 playback, since single board USB, SdCard and other storage APIs are not available, we can only download files through the network. The following problems are encountered in the download process:

Root@test:~# tftp-g-r test.mp4 192.168.0.107tftp: write error

For a moment, what the heck. After thinking about it, it should be that the file is too large, and there is not enough space in the file system in the veneer system. Use the command df-h to check this. Changed the storage location to continue to download, successfully completed.

By the way, the use of the busybox tftp command is described as follows:

Root@test:~# tftp-helpBusyBox v1.32.0 (2021-01-18 19:05:45 UTC) multi-call binary.Usage: tftp [OPTIONS] HOST [PORT]

The common parameters of the busybox tftp command are as follows:

-g: used when downloading files.

-p: used when uploading files.

-r: followed by the remote (for example: PC) file name.

-l: it is followed by the local file name (for example, veneer), which can also be omitted when downloading the file.

The busybox tftp command is used as follows:

Open the tftp tool on the 1.PC side, and set the file download path in "View"-> "options", as shown below:

two。 Enter the tftp command in the single board system to download the file, for example:

Tftp-g-r test.mp4 192.168.0.107

Where:

Test.mp4 represents the name of the downloaded file.

192.168.0.107 represents the IP address of the remote host (PC).

Note: the PC IP address can be viewed by entering the ipconfig command at the Windows system cmd command prompt or, in the case of a Linux system, by using the ifconfig command.

The commands of the two systems to view the IP address are slightly different.

The above is how to understand busybox tftp commands. Have you learned any knowledge or skills? If you want to learn more skills or enrich your knowledge reserve, you are welcome to follow the industry information channel.

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