Fastboot is protocol used to update the flash filesystem in Android devices from a host over USB. It allows flashing of unsigned partition images. It is disabled in the production Android-Dev devices since USB support is disabled in the bootloader. This can be changed if you get root on the device.
Just following the step introducted in [HOW-TO]Set up Android SDK/ADB/Fastboot on Ubuntu Linux. This HOW-TO works well under Ubuntu 10.04 TLS.
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Bash completion script for the android, adb, and emulator command-line tools from the Google Android SDK https://github.com/mbrubeck/android-completion Copy the "android" file from this directory into the /etc/bash_completion.d folder