Re: [Madwifi-devel] Unable to configure MadWifi as a simple AP on Ubuntu

Thanks for your reply Venkat

On the AP
iwconfig gives
ath1      IEEE 802.11g  ESSID:"Aditya"
           Mode:Master  Frequency:2.447 GHz  Access Point: 
00:0B:6B:20:40:DD
           Bit Rate:0 kb/s   Tx-Power:16 dBm   Sensitivity=1/1
           Retry:off   RTS thr:off   Fragment thr:off
           Power Management:off
           Link Quality=48/70  Signal level=-47 dBm  Noise level=-95 dBm
           Rx invalid nwid:78  Rx invalid crypt:0  Rx invalid frag:0
           Tx excessive retries:0  Invalid misc:0   Missed beacon:0

route -n gives
ayb@AdLenovoLinux:~$ route -n
Kernel IP routing table
Destination     Gateway         Genmask         Flags Metric Ref    Use 
Iface
192.168.1.0     0.0.0.0         255.255.255.0   U     0      0        0 ath1
192.168.0.0     0.0.0.0         255.255.255.0   U     2      0        0 
wlan0
0.0.0.0         192.168.0.1     0.0.0.0         UG    0      0        0 
wlan0

wlan0 is the name of my inbuilt Intel wireless card. Im using a PCMCIA 
Atheros card named ath1

On the STA
iwconfig gives
ath1      IEEE 802.11g  ESSID:"Aditya"
           Mode:Managed  Frequency:2.447 GHz  Access Point: 
00:0B:6B:20:40:DD
           Bit Rate:54 Mb/s   Tx-Power:20 dBm   Sensitivity=1/1
           Retry:off   RTS thr:off   Fragment thr:off
           Power Management:off
           Link Quality=39/70  Signal level=-54 dBm  Noise level=-93 dBm
           Rx invalid nwid:1464  Rx invalid crypt:0  Rx invalid frag:0
           Tx excessive retries:0  Invalid misc:0   Missed beacon:0

and route -n gives

Kernel IP routing table
Destination     Gateway         Genmask         Flags Metric Ref    Use 
Iface
192.168.0.0     0.0.0.0         255.255.255.0   U     2      0        0 
wlan0
169.254.0.0     0.0.0.0         255.255.0.0     U     0      0        0 
ath1
169.254.0.0     0.0.0.0         255.255.0.0     U     1000   0        0 
wlan0
0.0.0.0         192.168.0.1     0.0.0.0         UG    0      0        0 
wlan0

Thanks
regards,
Aditya Bhave




On 05/21/2010 07:24 AM, Venkat Ch wrote:
> Can you please send the output of "iwconfig" and "route -n" at both 
> STA and AP.
>
>
> Thanks & Regards
> Venkata Rao chimata
>
> On Fri, May 21, 2010 at 2:39 AM, Aditya Bhave <[email protected] 
> <mailto:[email protected]>> wrote:
>
>     Hi,
>
>     Im trying to configure MadWifi as an AP on laptop A and connecting a
>     client from laptop B. Although the station B associates correctly, Im
>     unable to even do a simple ping to the AP
>
>     Here is my configuration
>
>     Laptop A: Lenovo Thinkpad
>     Card: lshw -C network
>            description: interface
>            product: Atheros AR5001X+ Wireless Network Adapter
>            vendor: Atheros Communications Inc.
>            physical id: 0
>            bus info: pci@0000:16:00.0
>            logical name: wifi0
>            version: 01
>            serial: 00:0b:6b:20:40:dd
>            width: 32 bits
>            clock: 33MHz
>            capabilities: bus_master cap_list logical
>            configuration: broadcast=yes driver=ath_pci latency=96
>     maxlatency=28 mingnt=10 multicast=yes
>            resources: irq:16 memory:c4000000-c400ffff
>
>     Here is the script I used to create an AP
>     /*********
>     #!/bin/sh
>
>     sudo modprobe -r ath5k || true
>     sudo modprobe -r ath9k || true
>     sudo modprobe -r ath_pci || true
>     sudo modprobe ath_pci autocreate=none
>
>     sudo wlanconfig ath1 destroy || true
>     sudo wlanconfig ath1 create wlandev wifi0 wlanmode ap    # set up
>     the AP
>     sudo iwpriv ath1 mode 3                    # 11g mode
>     sudo iwconfig ath1 essid "Aditya"      # essid
>     sudo iwconfig ath1 key off                # no wep
>     sudo iwconfig ath1 enc off                # no wep
>     sudo iwpriv ath1 wpa 0                    # no wpa
>
>     sudo ifconfig ath1 up
>     sleep 1
>     sudo ifconfig ath1 192.168.1.1 netmask 255.255.255.0
>
>     sudo sysctl -w dev.wifi0.diversity=0
>     sudo sysctl -w dev.wifi0.txantenna=1
>     sudo sysctl -w dev.wifi0.rxantenna=
>     ************************/
>
>     Laptop B: Dell Inspiron
>     Card: description: Wireless interface
>           product: AR928X Wireless Network Adapter (PCI-Express)
>           vendor: Atheros Communications Inc.
>           physical id: 0
>           bus info: pci@0000:0c:00.0
>           logical name: wifi0
>           version: 01
>           serial: 00:15:6d:84:35:8e
>           width: 64 bits
>           clock: 33MHz
>           capabilities: bus_master cap_list logical ethernet physical
>     wireless
>           configuration: broadcast=yes driver=ath_pci latency=0
>     multicast=yes wireless=IEEE 802.11g
>           resources: irq:19 memory:dfcf0000-dfcfffff
>
>     Here is the script I used to create a STA
>     /*************
>     #!/bin/sh
>
>     sudo modprobe -r ath5k || true
>     sudo modprobe -r ath9k || true
>     sudo modprobe -r ath_pci || true
>
>     sudo modprobe ath_pci autocreate=none
>     sudo wlanconfig ath1 destroy || true
>     sudo wlanconfig ath1 create wlandev wifi0 wlanmode sta
>     sudo iwpriv ath1 mode 3     # 11g
>     sudo iwconfig ath1 essid "Aditya"
>     sleep 1
>
>     sudo sysctl -w dev.wifi0.diversity=0
>     sudo sysctl -w dev.wifi0.txantenna=1
>     sudo sysctl -w dev.wifi0.rxantenna=1
>
>     ***********************/
>
>     In NetworkManager, I configured so that address is obtained
>     through DHCP
>     whenever the STA connects to AP "Aditya"
>     Here is my dhcpd.conf file
>     /***************
>     option domain-name-servers 192.168.1.1;
>
>     default-lease-time 86400;
>     max-lease-time 604800;
>
>     authoritative;
>
>     # basic setup by ADITYA BHAVE
>     subnet 192.168.1.0 netmask 255.255.255.0 {
>         range 192.168.1.10 192.168.1.20;
>         option subnet-mask 255.255.255.0;
>         option broadcast-address 192.168.1.255;
>         option routers 192.168.1.1;
>     }
>     /*****************************/
>
>     Firstly, the STA is unable to obtain an address through DHCP.
>     I then manually gave the STA an address of 192.168.1.10, with a
>     netmask
>     of 255.255.255.0 and a gateway of 192.168.1.1. I even ran the
>     following
>     command
>     route add default gw 192.168.1.1
>
>     Inspite of both the above changes, a ping command fails
>     ayb@AD-DELL:~$ ping -I ath1 192.168.1.1
>     PING 192.168.1.1 (192.168.1.1) from 192.168.1.2 ath1: 56(84) bytes
>     of data.
>      From 192.168.1.2 icmp_seq=1 Destination Host Unreachable
>      From 192.168.1.2 icmp_seq=3 Destination Host Unreachable
>      From 192.168.1.2 icmp_seq=4 Destination Host Unreachable
>      From 192.168.1.2 icmp_seq=5 Destination Host Unreachable
>      From 192.168.1.2 icmp_seq=6 Destination Host Unreachable
>
>     Can someone please help to diagnose this problem?
>
>     Thanks
>     regards,
>     Aditya Bhave
>
>
>
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