The following commands reset a modem: ATHO, ATMO, ATZ or ATDT
the reset button
undo
ATA
sdddsfsdfdf
The answer is &F. And you can use the command AT&F (Which is preferred to ATZ when trying to solve a modem problem).
The command CLS clears the screen and resets the location of the command prompt to the top of the screen. This is similar to the Unix command clear.
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modem - connects computer to phone line"AT" command set that it used - made modem easier to setup and control
ping test
Two inventions:inexpensive modem - connects computer to phone line"AT" modem command set - made modem control and call management much easier than other modems of the time
command prompt
If you are referring to the Hayes command set, i.e. a telephone modem, the AT stood for attention and the L was for "L"oudness. It was the volume setting for the speaker.