BTW, My current two kernels neither installed from debian repository. is it going to be abrupt if I install the kernel source from debian repository? and use my current .config file to build the headers and image. is headers necessary to install, do I only need install the linux-image, Sorry for lots lots of things I got insufficient understandings. Best regards, -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html