finally it worked check Rammy Eid's solution on this link
https://bugs.launchpad.net/ubuntu/+source/linux-backports- modules-2.6.24/+bug/185470/comments/65 -- hardy alpha2 PRO/Wireless 3945ABG does not work https://bugs.launchpad.net/bugs/178530 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