On Thu, Feb 4, 2016 at 5:02 PM, Michal Kazior <michal.kazior@xxxxxxxxx> wrote:
> On 4 February 2016 at 12:22, Krishna Chaitanya <chaitanya.mgit@xxxxxxxxx> wrote:
>> Hi All,
>>
>> I am trying to run some iperf tests using mac80211_hwsim b/w AP and STA.
>> Even after tweaking the routing table, the packets are still not going through
>> mac80211_hwsim instead they are just looping back.
>>
>> After a quick search i found that we should use different network namespaces.
>> Can anyone tell me the exact procedure for this? I have found a procedure
>> in the below link, but i dont have the lxc-unshare for my embedded box.
>> Is there any alternate way for this.
>
> If you have a recent enough iproute2 package you can use:
Unfortunately i dont, will try to get the latest.
> ip netns add ns1
> ip netns exec ns1 bash # get the PID in the session and don't close it
> iw phy phyX set netns $pid_of_that_shell
> # you can close the bash now; phyX will remain in ns1
>
> Or you could try using ipv6 link-local addresses which will not
> require you to use namespaces at all.
Tried this but still not able to excite mac80211_hwsim TX path.
below are commands and config.
wlan0 Link encap:Ethernet HWaddr 02:00:00:00:00:00
inet addr:10.0.0.1 Bcast:10.255.255.255 Mask:255.0.0.0
inet6 addr: fe80::ff:fe00:0/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:8 errors:0 dropped:1 overruns:0 frame:0
TX packets:38 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:648 (648.0 B) TX bytes:3680 (3.5 KiB)
wlan1 Link encap:Ethernet HWaddr 02:00:00:00:01:00
inet addr:20.0.0.1 Bcast:20.255.255.255 Mask:255.0.0.0
inet6 addr: fe80::ff:fe00:100/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:3 errors:0 dropped:0 overruns:0 frame:0
TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:126 (126.0 B) TX bytes:808 (808.0 B)
iperf -s -B fe80::ff:fe00:0 &
iperf -c fe80::ff:fe00:0 -B fe80::ff:fe00:100 -t 60 -i 1
Something wrong?
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