On Mon, Jul 18, 2011 at 11:06 PM, Cody Jackson <supertanker13 at gmail.com> wrote: > Hi Manish; > > I've never tried NM during boot. (Personally, I dislike NM at all.) > You might find a system similar to this to be more of your liking: > > http://wiki.centos.org/HowTos/Laptops/WpaSupplicant > > I use this in place of my CentOS 6 backup server, which has an > rt2500pci card in it--which, by the way, is a horrible shoddy card > that I do not recommend. It doesn't play nice with Netgear APs. But I > digress. > > CentOS 6 appears to have made some changes to the above document. What > I've discovered is: > > 1. You don't need to edit ifup-wireless. > 2. You don't need to edit ifconfig-* (although one should be > created--I can post mine if it'll help you.) > 3. All you need in /etc/rc.local is an 'ifup wlan0' line. > 4. You DO need to edit /etc/sysconfig/wpa_supplicant and add the > interface of your wireless card to the options there (example: > -iwlan0). > 5. wpa_supplicant should be ENABLED on boot. > Cheers, > Cody Jackson > > > On 7/18/11, Manish Kathuria <mkathuria at tuxtechnologies.co.in> wrote: >> I have recently installed CentOS 6 on a system with a Realtek 8180L >> wireless card. The wireless card is detected properly and uses the >> rtl8180 driver. But it connects to our wireless network only after >> logging to the Desktop Environment (GNOME) and using the Network >> Manager Applet. In order to make the wireless card connect to the >> network automatically at system start up, I edited the Connection >> using the Network Manager Applet and checked "Connect Automatically" >> and "Available to all users" options. However, while booting the >> system, the following error message is displayed when the wireless >> network interface is brought up. >> >> Device does not seem to be present, delaying initialization >> >> But as soon as a user logs on to the Desktop, he can connect to the >> network using the NM Applet. >> >> I have also toggled between using DHCP and Static IP Address for the >> the wireless card but it makes no difference. The SSID is not being >> broadcast and the Wireless Access Point / Router uses WPA-PSK. >> -- >> Manish Kathuria Thanks for the tip. While searching for a solution, I also read about wicd (http://wicd.sourceforge.net/) which can help, but will try wpa_supplicant first since its a part of the distro.