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01.07.2008 at 09:08AM PST, ID: 23064034
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How to troubleshoot wireless network in fedora core 8

Asked by neilled in Fedora Linux, Linux Networking, Wireless Networking

Tags: Edimax / RALink, PCI Wireless card, rt61/rt2561 chipset

Hi,

I'm having trouble getting my wireless connectivity working, using a rt61/rt2561 (Edimax/RALink PCI wireless card) on a new install of FC8, and wondered if anyone can help me troubleshoot this.

During the install, I noticed the firmware for this card was included in the install and made sure it was checked, and the card appears to have been detected and installed.

I've gone into the network configuration GUI (system-config-network) in Gnome and entered my IPAddress, subnet mask, gateway, and wireless settings (ESSID, WPA encryption key, channel,  left MTU at 1500), and enabled the wlan0 interface. It appears to enable ok, and I can see the wireless access point with 'iwlist wlan0 scan', but cannot ping anything. I've also tried turning turing encryption off on the wireless access point, but get exactly the same result.

Note : I had this working perfectly before on RedHat ES, having installed the RALink driver from the Edimax (manufacturer) website, and entering the wireless settings in a rt61sta.dat file.
When I tried doing that on fedora, the 'make all' failed. If I can't get it working using the firmware/drivers that fedora appears to already have installed I may have to re-visit that method again.
Since I can 'see' the wireless network in a scan, that suggests to me that the driver for the actual card is working, but something is not quite right in setup.

I've included below some output I think may be relevant.


Thanks in advance for any help/suggestions.

Neil






# ifconfig

lo        Link encap:Local Loopback
 
          inet addr:127.0.0.1  Mask:255.0.0.0
 
         inet6 addr: ::1/128 Scope:Host
       
   UP LOOPBACK RUNNING  MTU:16436  Metric:1
   
       RX packets:6003 errors:0 dropped:0 overruns:0 frame:0
 
        TX packets:6003 errors:0 dropped:0 overruns:0 carrier:0
 
         collisions:0 txqueuelen:0

          RX bytes:3609503 (3.4 MiB)  
TX bytes:3609503 (3.4 MiB)



virbr0    Link encap:Ethernet  HWaddr 00:00:00:00:00:00
 
          inet addr:192.168.122.1  Bcast:192.168.122.255
  Mask:255.255.255.0
          inet6 addr: fe80::200:ff:fe00:0/64 Scope:Link
 
         UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
   
       RX packets:0 errors:0 dropped:0 overruns:0 frame:0
   
      TX packets:38 errors:0 dropped:0 overruns:0 carrier:0
 
         collisions:0 txqueuelen:0
          RX bytes:0 (0.0 b)
 TX bytes:5924 (5.7 KiB)




wlan0     Link encap:Ethernet  HWaddr 00:0E:2E:CA:63:13  
         
inet addr:192.168.60.249  Bcast:192.168.60.255  Mask:255.255.255.0
         
inet6 addr: fe80::20e:2eff:feca:6313/64 Scope:Link
         
UP BROADCAST MULTICAST  MTU:1500  Metric:1
         
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
         
TX packets:11 errors:0 dropped:0 overruns:0 carrier:0
         
collisions:0 txqueuelen:1000
         
RX bytes:0 (0.0 b)  TX bytes:960 (960.0 b)






wmaster0   Link encap:UNSPEC  HWaddr 00-0E-2E-CA-63-13-98-1A-00-00-00-00-00-00-00-00
 
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
 
        RX packets:0 errors:0 dropped:0 overruns:0 frame:0
   
      TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
 
        collisions:0 txqueuelen:1000
          RX bytes:0 (0.0 b)
  TX bytes:0 (0.0 b)





# lspci |grep 61
01:07.0 Network controller: RaLink RT2561/RT61 802.11g PCI




#uname -a
Linux linux-pc-neil.upstairs 2.6.23.1-42.fc8 #1 SMP Tue Oct 30 13:55:12 EDT 2007 i686 athlon i386 GNU/Linux




# iwlist wlan0 scan

wlan0     Scan completed :
         
Cell 01 - Address: 00:11:50:BA:2E:40
               
    ESSID:"bk54g"
                    Mode:Master
 
                  Channel:11
                   
 Frequency:2.462 GHz (Channel 11)
                 
  Quality=49/100  Signal level=-64 dBm  
           
        Encryption key:on
                 
  IE: WPA Version 1
                     
 Group Cipher : TKIP
                       
 Pairwise Ciphers (1) : TKIP
               
 Authentication Suites (1) : PSK
   
 Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s

 9 Mb/s; 12 Mb/s; 18 Mb/s; 24 Mb/s; 36 Mb/s
 
 48 Mb/s; 54 Mb/s
               
  Extra:tsf=00000061a8864774
         



# iwconfig
lo        no wireless extensions.

eth0      no wireless extensions.

wmaster0  no wireless extensions.

wlan0     IEEE 802.11g  ESSID:"bk54g"  
          Mode:Master  Frequency:2.462 GHz  Tx-Power=27 dBm  
          Retry min limit:7   RTS thr:off   Fragment thr=2346 B  
          Encryption key:6433-4561-3852-7A21-7070-7931-3430-38
 
         Link Quality:0  Signal level:0  Noise level:0
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0

virbr0    no wireless extensions.

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About this solution

Zones: Fedora Linux, Linux Networking, Wireless Networking
Tags: Edimax / RALink, PCI Wireless card, rt61/rt2561 chipset
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Solution Provided By: rindi
Participating Experts: 3
Solution Grade: A
 
 
 
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