remote installing without loale drive (CD, USB;Floopy)

I want to install Debian from a local server on several machines which
> haven't CD,s.
> I other word how to install without using neither CD nor floppy drive,
usb ,
 just network card. from A local site.

I mean instead of reading from CD, I read from remote machine using pxe or tftboot or something like this.
I saw somebody doing it with Fedora!!

 thanks for help

I haven't floppy drive,

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