Return-path: Received: from mail-fx0-f217.google.com ([209.85.220.217]:45061 "EHLO mail-fx0-f217.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750749AbZINObm (ORCPT ); Mon, 14 Sep 2009 10:31:42 -0400 Received: by fxm17 with SMTP id 17so875704fxm.37 for ; Mon, 14 Sep 2009 07:31:44 -0700 (PDT) Message-ID: <4AAE53C8.1060100@lwfinger.net> Date: Mon, 14 Sep 2009 09:31:36 -0500 From: Larry Finger MIME-Version: 1.0 To: Vignette consultant CC: wireless Subject: Re: RTL8187B wireless driver issue References: <3b0e19890909122130l6c447e40r977f050e1a099794@mail.gmail.com> <4AAE3DF7.7060504@lwfinger.net> <3b0e19890909140719y7971c9f4m5fe086a9008fd423@mail.gmail.com> In-Reply-To: <3b0e19890909140719y7971c9f4m5fe086a9008fd423@mail.gmail.com> Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-wireless-owner@vger.kernel.org List-ID: Vignette consultant wrote: > Hi > > I just built linux kernel 2.6.31 on ubuntu 9.0.4 2.6.28-11 server. > The dhcpclient wlan0 still is unable to get ip address. > > I don't see any message in dmesg log for wlan0. The laptop uses > RTL8187 built-in usb card. > > The Vista is able to connect through wireless dhcp without any > problem. The linux is not. > > How can I trace the root cause of this issue. How are you controlling the network? Is it with NetworkManager? Please post the output of the command 'iwconfig'. If you get a "command not found" message, you will need to provide the full path such as /sbin/iwconfig. Also, does scanning work? Use the command 'sudo iwlist scan'. That command may also require a full path. Larry