linux-buyn:~/.kde4/share # fconfig ra0                                                                            
If 'fconfig' is not a typo you can use command-not-found to lookup the package that contains it, like this:       
    cnf fconfig                                                                                                   
linux-buyn:~/.kde4/share # ifconfig ra0                                                                            
ra0       Link encap:Ethernet  Hardware Adresse 00:1F:1F:4D:06:A1                                                  
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1                                                       
          RX packets:21028 errors:0 dropped:0 overruns:0 frame:0                                                   
          TX packets:35568 errors:0 dropped:0 overruns:0 carrier:0                                                 
          collisions:0 Sendewarteschlangenlänge:1000                                                               
          RX bytes:5317336 (5.0 Mb)  TX bytes:2845424 (2.7 Mb)                                                     

linux-buyn:~/.kde4/share # iwconfig ra0
ra0       Ralink STA  ESSID:"11n-AP"  Nickname:"RT2870STA"
          Mode:Auto  Frequency=2.412 GHz  Access Point: Not-Associated   
          Bit Rate:1 Mb/s                                                
          RTS thr:off   Fragment thr:off                                 
          Encryption key:off                                             
          Link Quality=10/100  Signal level:0 dBm  Noise level:-87 dBm   
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0       
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0       

linux-buyn:~/.kde4/share # iwlist scann ra0
iwlist: unknown command `ra0' (check 'iwlist --help').
linux-buyn:~/.kde4/share # iwlist scann 
lo        Interface doesn't support scanning.

eth0      Interface doesn't support scanning.

ra0       Scan completed :
          Cell 01 - Address: 00:24:01:27:9A:28
                    Protocol:802.11b/g/n      
                    ESSID:"DK7"               
                    Mode:Managed              
                    Frequency:2.412 GHz (Channel 1)
                    Quality:76/100  Signal level:-60 dBm  Noise level:-92 dBm
                    Encryption key:on                                        
                    Bit Rates:300 Mb/s                                       
                    IE: WPA Version 1                                        
                        Group Cipher : TKIP                                  
                        Pairwise Ciphers (2) : CCMP TKIP                     
                        Authentication Suites (1) : PSK                      
                    IE: IEEE 802.11i/WPA2 Version 1                          
                        Group Cipher : TKIP                                  
                        Pairwise Ciphers (2) : CCMP TKIP                     
                        Authentication Suites (1) : PSK                      
          Cell 02 - Address: 00:23:08:DD:03:64                               
                    Protocol:802.11b/g/n                                     
                    ESSID:"EasyBox-DD0308"                                   
                    Mode:Managed                                             
                    Frequency:2.412 GHz (Channel 1)                          
                    Quality:15/100  Signal level:-84 dBm  Noise level:-79 dBm
                    Encryption key:on                                        
                    Bit Rates:300 Mb/s                                       
                    IE: WPA Version 1                                        
                        Group Cipher : TKIP                                  
                        Pairwise Ciphers (2) : TKIP CCMP                     
                        Authentication Suites (1) : PSK                      
                    IE: IEEE 802.11i/WPA2 Version 1                          
                        Group Cipher : TKIP                                  
                        Pairwise Ciphers (2) : TKIP CCMP                     
                        Authentication Suites (1) : PSK                      
                       Preauthentication Supported                           
          Cell 03 - Address: 00:26:4D:1E:30:48                               
                    Protocol:802.11b/g/n                                     
                    ESSID:"EasyBox-1E3010"                                   
                    Mode:Managed                                             
                    Frequency:2.437 GHz (Channel 6)                          
                    Quality:65/100  Signal level:-64 dBm  Noise level:-92 dBm
                    Encryption key:on                                        
                    Bit Rates:300 Mb/s                                       
                    IE: WPA Version 1                                        
                        Group Cipher : TKIP                                  
                        Pairwise Ciphers (2) : TKIP CCMP                     
                        Authentication Suites (1) : PSK                      
                    IE: IEEE 802.11i/WPA2 Version 1                          
                        Group Cipher : TKIP                                  
                        Pairwise Ciphers (2) : TKIP CCMP                     
                        Authentication Suites (1) : PSK                      
                       Preauthentication Supported
          Cell 04 - Address: 00:21:91:F6:6D:1F
                    Protocol:802.11b/g/n
                    ESSID:"dlink"
                    Mode:Managed
                    Frequency:2.452 GHz (Channel 9)
                    Quality:34/100  Signal level:-76 dBm  Noise level:-71 dBm
                    Encryption key:off
                    Bit Rates:54 Mb/s
          Cell 05 - Address: 00:1C:4A:91:CE:C5
                    Protocol:802.11b/g
                    ESSID:"FRITZ!Box Fon WLAN 7113"
                    Mode:Managed
                    Frequency:2.462 GHz (Channel 11)
                    Quality:0/100  Signal level:-90 dBm  Noise level:-85 dBm
                    Encryption key:on
                    Bit Rates:54 Mb/s
                    IE: WPA Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (1) : TKIP
                        Authentication Suites (1) : PSK
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK