> 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 <ayb@andrew.cmu.edu> 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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>>
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>>
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>>
>
>
>
> --
> Peace is its own reward
>
>
>
