Installing OS from Network / Flash disk?

3 posts · originally from https://geek.digit.in/community/threads/installing-os-from-network-flash-disk.66286/

i want to install OS from a flash disk (Linux).. i have a DVD of linux but i want to install linux on a Pc without DVD-rom. i have a laptop which has a dvd rom .

i have a USB flash drive.
what shall i do to install the OS from flash disk?
what is the procedure to copy the files from dvd to flash dish so that the pc boots form flash disk.

2nd Can any one tell me what does "boot from network " mean and how and i do that. is it possible to install Linux from network? How to Do that?

Want to install ubuntu from a pen drive follow this :

*www.pendrivelinux.com/2007/02/12/usb-ubuntu-tutorial-for-linux-users/
OR
*help.ubuntu.com/community/Installation/FromUSBStick

Want to install ubuntu 7.04 without CD follow this :

*www.thinkdigit.com/forum/showthread.php?t=61019

Booting from network

Installing Windows 2000 Server Over a Network Unattended