Problems with RaLink RT2500 wireless card built in to Averatec 3200 series laptop. This is /dev/ra0. OS is Ubuntu Dapper with kernel 2.6.15-26-386. 0) uname -a Linux cupid 2.6.15-26-386 #1 PREEMPT Thu Aug 3 02:52:00 UTC 2006 i686 GNU/Linux 1) lspci 0000:00:00.0 Host bridge: VIA Technologies, Inc. K8M800 Host Bridge 0000:00:00.1 Host bridge: VIA Technologies, Inc. K8M800 Host Bridge 0000:00:00.2 Host bridge: VIA Technologies, Inc. K8M800 Host Bridge 0000:00:00.3 Host bridge: VIA Technologies, Inc. K8M800 Host Bridge 0000:00:00.4 Host bridge: VIA Technologies, Inc. K8M800 Host Bridge 0000:00:00.7 Host bridge: VIA Technologies, Inc. K8M800 Host Bridge 0000:00:01.0 PCI bridge: VIA Technologies, Inc. VT8237 PCI bridge [K8T800/K8T890 South] 0000:00:09.0 Network controller: RaLink Ralink RT2500 802.11 Cardbus Reference Card (rev 01) 0000:00:0a.0 CardBus bridge: ENE Technology Inc CB1410 Cardbus Controller (rev 01) 0000:00:10.0 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev 80) 0000:00:10.1 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev 80) 0000:00:10.2 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev 80) 0000:00:10.3 USB Controller: VIA Technologies, Inc. USB 2.0 (rev 82) 0000:00:11.0 ISA bridge: VIA Technologies, Inc. VT8235 ISA Bridge 0000:00:11.1 IDE interface: VIA Technologies, Inc. VT82C586A/B/VT82C686/A/B/VT823x/A/C PIPC Bus Master IDE (rev 06) 0000:00:11.5 Multimedia audio controller: VIA Technologies, Inc. VT8233/A/8235/8237 AC97 Audio Controller (rev 50) 0000:00:11.6 Communication controller: VIA Technologies, Inc. AC'97 Modem Controller (rev 80) 0000:00:12.0 Ethernet controller: VIA Technologies, Inc. VT6102 [Rhine-II] (rev 74) 0000:00:18.0 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] HyperTransport Technology Configuration 0000:00:18.1 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Address Map 0000:00:18.2 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] DRAM Controller 0000:00:18.3 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Miscellaneous Control 0000:01:00.0 VGA compatible controller: VIA Technologies, Inc. S3 Unichrome Pro VGA Adapter (rev 01) 2) lsmod Module Size Used by rfcomm 40216 0 l2cap 26244 5 rfcomm bluetooth 49892 4 rfcomm,l2cap ipv6 265728 14 ppdev 9220 0 via 47968 1 drm 73236 2 via powernow_k8 12680 0 cpufreq_userspace 4696 1 cpufreq_stats 5636 0 freq_table 4740 2 powernow_k8,cpufreq_stats cpufreq_powersave 1920 0 cpufreq_ondemand 6428 0 cpufreq_conservative 7332 0 video 16260 0 tc1100_wmi 6916 0 sony_acpi 5644 0 pcc_acpi 12416 0 hotkey 11556 0 dev_acpi 11140 0 container 4608 0 button 6672 0 acpi_sbs 19980 0 battery 9988 1 acpi_sbs ac 5252 1 acpi_sbs i2c_acpi_ec 5120 1 acpi_sbs af_packet 22920 0 dm_mod 58936 1 md_mod 72532 0 parport_pc 35780 0 lp 11844 0 parport 36296 3 ppdev,parport_pc,lp i2c_viapro 8980 0 wbsd 18696 0 mmc_core 30104 1 wbsd i2c_core 21904 2 i2c_acpi_ec,i2c_viapro snd_seq_dummy 3844 0 joydev 10048 0 snd_seq_oss 33536 0 tsdev 8000 0 snd_seq_midi 9376 0 snd_seq_midi_event 7552 2 snd_seq_oss,snd_seq_midi snd_seq 51984 6 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq_midi_event via_ircc 26900 0 irda 187068 1 via_ircc crc_ccitt 2304 1 irda usbhid 39904 0 pcmcia 40508 0 snd_via82xx 28824 1 pcspkr 2180 0 shpchp 45632 0 gameport 15496 1 snd_via82xx pci_hotplug 29236 1 shpchp snd_mpu401_uart 7808 1 snd_via82xx psmouse 36100 0 via_rhine 23940 0 snd_rawmidi 25504 2 snd_seq_midi,snd_mpu401_uart snd_seq_device 8716 5 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq,snd_rawmidi serio_raw 7300 0 rtc 13492 0 mii 5888 1 via_rhine amd64_agp 12356 1 agpgart 34888 2 drm,amd64_agp snd_via82xx_modem 15368 0 snd_ac97_codec 93088 2 snd_via82xx,snd_via82xx_modem snd_ac97_bus 2304 1 snd_ac97_codec snd_pcm_oss 53664 0 snd_mixer_oss 18688 1 snd_pcm_oss snd_pcm 89864 4 snd_via82xx,snd_via82xx_modem,snd_ac97_codec,snd_pcm_oss snd_timer 25220 2 snd_seq,snd_pcm rt2500 176612 0 snd 55268 14 snd_seq_oss,snd_seq,snd_via82xx,snd_mpu401_uart,snd_rawmidi,snd_seq_device,snd_via82xx_modem,snd_ac97_codec,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_timer snd_page_alloc 10632 3 snd_via82xx,snd_via82xx_modem,snd_pcm soundcore 10208 1 snd yenta_socket 28428 1 rsrc_nonstatic 13440 1 yenta_socket pcmcia_core 42640 3 pcmcia,yenta_socket,rsrc_nonstatic evdev 9856 1 ext3 135688 3 jbd 58772 1 ext3 ide_generic 1536 0 ehci_hcd 34184 0 uhci_hcd 33680 0 usbcore 130692 4 usbhid,ehci_hcd,uhci_hcd ide_cd 33028 0 cdrom 38560 1 ide_cd ide_disk 17664 5 via82cxxx 9988 0 [permanent] generic 5124 0 thermal 13576 0 processor 23360 2 powernow_k8,thermal fan 4868 0 capability 5000 0 commoncap 7296 1 capability vga16fb 13704 1 vgastate 10368 1 vga16fb fbcon 42784 72 tileblit 2816 1 fbcon font 8320 1 fbcon bitblit 6272 1 fbcon softcursor 2304 1 bitblit 3) /etc/network/interfaces fragment iface ra0 inet dhcp wireless-essid cruznet auto wlan0 4) screen output on executing ifup ra0 to bring the interface up and obtain an IP via DHCP root@cupid:/etc/network# ifup ra0 Internet Systems Consortium DHCP Client V3.0.3 Copyright 2004-2005 Internet Systems Consortium. All rights reserved. For info, please visit http://www.isc.org/products/DHCP Listening on LPF/ra0/00:11:09:bf:e7:25 Sending on LPF/ra0/00:11:09:bf:e7:25 Sending on Socket/fallback DHCPDISCOVER on ra0 to 255.255.255.255 port 67 interval 7 DHCPDISCOVER on ra0 to 255.255.255.255 port 67 interval 14 DHCPDISCOVER on ra0 to 255.255.255.255 port 67 interval 12 DHCPDISCOVER on ra0 to 255.255.255.255 port 67 interval 15 DHCPDISCOVER on ra0 to 255.255.255.255 port 67 interval 13 No DHCPOFFERS received. No working leases in persistent database - sleeping. 5) tail of /var/log/daemon.log Sep 14 12:09:18 localhost dhclient: Internet Systems Consortium DHCP Client V3.0.3 Sep 14 12:09:18 localhost dhclient: Copyright 2004-2005 Internet Systems Consortium. Sep 14 12:09:18 localhost dhclient: All rights reserved. Sep 14 12:09:18 localhost dhclient: For info, please visit http://www.isc.org/products/DHCP Sep 14 12:09:18 localhost dhclient: Sep 14 12:09:19 localhost dhclient: Listening on LPF/ra0/00:11:09:bf:e7:25 Sep 14 12:09:19 localhost dhclient: Sending on LPF/ra0/00:11:09:bf:e7:25 Sep 14 12:09:19 localhost dhclient: Sending on Socket/fallback Sep 14 12:09:19 localhost dhclient: DHCPDISCOVER on ra0 to 255.255.255.255 port 67 interval 7 Sep 14 12:09:26 localhost dhclient: DHCPDISCOVER on ra0 to 255.255.255.255 port 67 interval 14 Sep 14 12:09:40 localhost dhclient: DHCPDISCOVER on ra0 to 255.255.255.255 port 67 interval 12 Sep 14 12:09:52 localhost dhclient: DHCPDISCOVER on ra0 to 255.255.255.255 port 67 interval 15 Sep 14 12:10:07 localhost dhclient: DHCPDISCOVER on ra0 to 255.255.255.255 port 67 interval 13 Sep 14 12:10:20 localhost dhclient: No DHCPOFFERS received. Sep 14 12:10:20 localhost dhclient: No working leases in persistent database - sleeping. Sep 14 12:10:21 localhost ntpdate[5210]: can't find host ntp.ubuntu.com Sep 14 12:10:21 localhost ntpdate[5210]: no servers can be used, exiting root@cupid:/etc/network# 6) root@cupid:/proc# cat interrupts CPU0 0: 283205 IO-APIC-edge timer 1: 2964 IO-APIC-edge i8042 5: 1 IO-APIC-edge wbsd 8: 3 IO-APIC-edge rtc 9: 9909 IO-APIC-level acpi 12: 36647 IO-APIC-edge i8042 14: 8205 IO-APIC-edge ide0 15: 19205 IO-APIC-edge ide1 169: 1 IO-APIC-level yenta 177: 12069 IO-APIC-level uhci_hcd:usb1, uhci_hcd:usb2, uhci_hcd:usb3, ehci_hcd:usb4 185: 100000 IO-APIC-level via@pci:0000:01:00.0, ra0 193: 1939 IO-APIC-level VIA82XX-MODEM, VIA8233 NMI: 0 LOC: 282991 ERR: 0 MIS: 0 7) root@cupid:/proc# cat cpuinfo processor : 0 vendor_id : AuthenticAMD cpu family : 15 model : 28 model name : Mobile AMD Sempron(tm) Processor 2800+ stepping : 0 cpu MHz : 1603.839 cache size : 256 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 1 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt 3dnowext 3dnow lahf_lm bogomips : 3211.54