F9 i386x32 alpha

Hi I've installed Fedora 9 Alpha in my Woxter 80GB usb disk from DVD install 1. when i start the following error: "ip6Table error at line 8". 2 internet do not work (check signal). when i start from my ide disk (Fedora8 x32) internet it's ok 3. when i choose legacy session a very odd screen, many letters blinking, i have to reset the computer 4.Default session itś always Gnome, and i prefer KDE, no asking promt to choose kde. 5. when i start session both Gnome and KDE i see a message: "System policy prevents pulse audio from acquiring high-priority scheduling" and ask for password root every time. When i enter the password root no more message. and KDE start much quickly. 6. sometime when i ended the session i see a kwin error 7. in kde i clik to add widgets 3D Earth model and i see "openGl shaders not supported" and when i push the "-" bottom the session ends and i to enter again Regards