Damien, no problem, thanks for your help ! Thomas
complete dmesg
OpenBSD 4.0 (GENERIC) #1107: Sat Sep 16 19:15:58 MDT 2006
[EMAIL PROTECTED]:/usr/src/sys/arch/i386/compile/GENERIC
cpu0: Intel(R) Celeron(R) M processor 800MHz ("GenuineIntel" 686-class, 0KB L2
zcpu0:
FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,CFLUSH,Freal
mem = 234385408 (228892K)
avail mem = 206086144 (201256K)
using 2886 buffers containing 11821056 bytes (11544K) of memory
mainbus0 (root)
bios0 at mainbus0: AT/286+(62) BIOS, date 10/25/05, BIOS32 rev. 0 @ 0xfaa80,
SM)apm0 at bios0: Power Management spec V1.2
apm0: AC on, battery charge unknown
apm0: flags 70102 dobusy 1 doidle 1
pcibios0 at bios0: rev 2.1 @ 0xf0000/0xdf84
pcibios0: PCI IRQ Routing Table rev 1.0 @ 0xfde80/240 (13 entries)
pcibios0: PCI Exclusive IRQs: 5 7 10 11 12
pcibios0: PCI Interrupt Router at 000:31:0 ("Intel 82801DBM LPC" rev 0x00)
pcibios0: PCI bus #1 is the last bus
bios0: ROM list: 0xc0000/0xd400! 0xd0000/0x8000!
cpu0 at mainbus0
pci0 at mainbus0 bus 0: configuration mode 1 (no bios)
pchb0 at pci0 dev 0 function 0 "Intel 82852GM Hub-PCI" rev 0x02
"Intel 82852GM Memory" rev 0x02 at pci0 dev 0 function 1 not configured
"Intel 82852GM Configuration" rev 0x02 at pci0 dev 0 function 3 not configured
vga1 at pci0 dev 2 function 0 "Intel 82852GM AGP" rev 0x02: aperture at
0xd80000wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation)
wsdisplay0: screen 1-5 added (80x25, vt100 emulation)
"Intel 82852GM AGP" rev 0x02 at pci0 dev 2 function 1 not configured
uhci0 at pci0 dev 29 function 0 "Intel 82801DB USB" rev 0x02: irq 10
usb0 at uhci0: USB revision 1.0
uhub0 at usb0
uhub0: Intel UHCI root hub, rev 1.00/1.00, addr 1
uhub0: 2 ports with 2 removable, self powered
uhci1 at pci0 dev 29 function 1 "Intel 82801DB USB" rev 0x02: irq 7
usb1 at uhci1: USB revision 1.0
uhub1 at usb1
uhub1: Intel UHCI root hub, rev 1.00/1.00, addr 1
uhub1: 2 ports with 2 removable, self powered
uhci2 at pci0 dev 29 function 2 "Intel 82801DB USB" rev 0x02: irq 12
usb2 at uhci2: USB revision 1.0
uhub2 at usb2
uhub2: Intel UHCI root hub, rev 1.00/1.00, addr 1
uhub2: 2 ports with 2 removable, self powered
ehci0 at pci0 dev 29 function 7 "Intel 82801DB USB" rev 0x02: irq 5
usb3 at ehci0: USB revision 2.0
uhub3 at usb3
uhub3: Intel EHCI root hub, rev 2.00/1.00, addr 1
uhub3: 6 ports with 6 removable, self powered
ppb0 at pci0 dev 30 function 0 "Intel 82801BA AGP" rev 0x82
pci1 at ppb0 bus 1
rl0 at pci1 dev 0 function 0 "Realtek 8139" rev 0x10: irq 10, address
00:30:18:8rlphy0 at rl0 phy 0: RTL internal PHY
rl1 at pci1 dev 1 function 0 "Realtek 8139" rev 0x10: irq 11, address
00:30:18:7rlphy1 at rl1 phy 0: RTL internal PHY
ral0 at pci1 dev 2 function 0 "Ralink RT2561S" rev 0x00: irq 12, address
00:14:3ral0: MAC/BBP RT2561C, RF RT2527
ichpcib0 at pci0 dev 31 function 0 "Intel 82801DB LPC" rev 0x02
pciide0 at pci0 dev 31 function 1 "Intel 82801DB IDE" rev 0x02: DMA, channel 0
ypciide0: channel 0 disabled (no drives)
wd0 at pciide0 channel 1 drive 0: <Hitachi XX.V.3.4.0.0>
wd0: 1-sector PIO, LBA, 122MB, 250368 sectors
wd0(pciide0:1:0): using PIO mode 2
ichiic0 at pci0 dev 31 function 3 "Intel 82801DB SMBus" rev 0x02: irq 11
iic0 at ichiic0
auich0 at pci0 dev 31 function 5 "Intel 82801DB AC97" rev 0x02: irq 11, ICH4
AC7ac97: codec id 0x56494161 (VIA Technologies VT1612A)
ac97: codec features headphone, 18 bit DAC, 18 bit ADC, KS Waves 3D
audio0 at auich0
isa0 at ichpcib0
isadma0 at isa0
pckbc0 at isa0 port 0x60/5
pckbd0 at pckbc0 (kbd slot)
pckbc0: using irq 1 for kbd slot
wskbd0 at pckbd0: console keyboard, using wsdisplay0
pcppi0 at isa0 port 0x61
midi0 at pcppi0: <PC speaker>
spkr0 at pcppi0
it0 at isa0 port 0x290/8: IT87
npx0 at isa0 port 0xf0/16: using exception 16
pccom0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo
pccom0: console
pccom1 at isa0 port 0x2f8/8 irq 3: ns16550a, 16 byte fifo
pccom2: irq 5 already in use
biomask ffe5 netmask ffe5 ttymask ffe7
pctr: 686-class user-level performance counters enabled
mtrr: Pentium Pro MTRR support
dkcsum: wd0 matches BIOS drive 0x80
root on wd0a
rootdev=0x0 rrootdev=0x300 rawdev=0x302
ralconfig
/sbin/ifconfig ral0 192.168.1.2 netmask 255.255.255.248 nwid test2 mediaopt
ibss
i tried also
/sbin/ifconfig ral0 192.168.1.2 netmask 255.255.255.248 nwid test2 media DS11
mode 11b mediaopt ibss
tcpdump -n -i ral0 -y IEEE802_11_RADIO shows
1. boxes with a distance of 1 Meter
19:57:33.394495 802.11: beacon, ssid (test2), rates, ds, ibss, erp, xrates,
<radiotap v0, chan 1, 11g, signal 84dB>
19:57:33.599274 802.11: beacon, ssid (test2), rates, ds, ibss, erp, xrates,
<radiotap v0, chan 1, 11g, signal 84dB>
19:57:33.804199 802.11: beacon, ssid (test2), rates, ds, ibss, erp, xrates,
<radiotap v0, chan 1, 11g, signal 47dB>
19:57:34.009060 802.11: beacon, ssid (test2), rates, ds, ibss, erp, xrates,
<radiotap v0, chan 1, 11g, signal 47dB>
2. boxes with a distance of 5 Meter
20:00:50.139430 802.11: beacon, ssid (test2), rates, ds, ibss, erp, xrates,
<radiotap v0, chan 1, 11g, signal 109dB>
20:00:50.446631 802.11: beacon, ssid (test2), rates, ds, ibss, erp, xrates,
<radiotap v0, chan 1, 11g, signal 110dB>
20:00:50.651444 802.11: beacon, ssid (test2), rates, ds, ibss, erp, xrates,
<radiotap v0, chan 1, 11g, signal 110dB>
20:00:50.753802 802.11: beacon, ssid (test2), rates, ds, ibss, erp, xrates,
<radiotap v0, chan 1, 11g, signal 110dB>
3. boxes with a distance of 10 Meter
nothing ....
On Friday 15 December 2006 10:51, Damien Miller wrote:
> So far for all you people who have complained about lousy ral(4)
> range or reception, only one of you has posted a dmesg (and even it was
> incomplete) and none of you have posted your interface config.
>
> Don't let this interrupt your complain-fest, but if you want to move
> beyond whinging and start trying to figure out what the bad performing
> cards have in common then you know what you have to do...
>
> -d
>
> On Fri, 15 Dec 2006, Anis Kadri wrote:
> > I have experienced the same problems with both ath(4) and ral(4) (minipci
> > cards). I tried to use different modes (B & G) and different settings
> > (channels, ..) and using an external antenna but the performance's still
> > lossy :-/
> > for ral(4): g mode doesn't work very well for me (packet loss, ...) so
> > i'm sticking with b mode
> > for ath(4): changing the mode just causes the kernel to crash :/ so i
> > used b mode as well.
> >
> > I don't know if ath(4) works better than ral(4) for some of you. I heard
> > it has a better radio chipset but it is not documented.
> >
> > On 12/15/06, pedro la peu <[EMAIL PROTECTED]> wrote:
> > > http://www.netgate.com/info/miniPCI/2511MPPLUS/2511MP_PLUS_Spec.pdf
> > > Receive sensitivity: -89dBm to -91dBm.
> > >
> > > http://soekris.kd85.com/pdf/ralabg.pdf
> > > Receive sensitivity: -70dBm to -84dBm.
--
Mit freundlichen Gr|_en
Best regards
Thomas Bvrnert
Gesellschafter Geschdftsf|hrer
Senior IT Consultant & Manager
BSI lizenzierter Auditor f|r ISO 27001
TBits.net GmbH, Seeweg 6, 73553 Alfdorf, Germany
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