AGHH, my fail.... i forgot i have mac filter in my router!. Now i have added it.
I installed again RT2870_LinuxSTA_V2.3.0.0.tar.tar.bz2 , and i did the first time "sudo make" only... , we have to do "sudo make" and "sudo make install" (i forgot the this too..) /etc/modprobe.d/blacklist.conf: #conceptronic 150n blacklist rt2800usb blacklist rt2870sta /etc/modules: #conceptronic 150n rt3070sta Now its working all ok, and speed is very good. Thanks to all. -- Karmic RC tries to load rt2870sta AND rt2800usb. Results in no WiFi https://bugs.launchpad.net/bugs/460323 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs