#7016 LOW Never A: Probe requests are not captured in monitor mode.

Zarro Boogs per Child bugtracker at laptop.org
Thu May 15 22:25:30 EDT 2008


#7016: Probe requests are not captured in monitor mode.
----------------------+-----------------------------------------------------
 Reporter:  jcardona  |       Owner:  ashish        
     Type:  defect    |      Status:  new           
 Priority:  low       |   Milestone:  Never Assigned
Component:  wireless  |     Version:  Update.1      
 Keywords:            |    Verified:  0             
 Blocking:            |   Blockedby:                
----------------------+-----------------------------------------------------
 Traffic captures made from the xo will show probe responses but not probe
 requests:

 {{{
 -bash-3.2# tcpdump -i rtap0 | grep Response
 tcpdump: WARNING: rtap0: no IPv4 address assigned
 listening on rtap0, link-type IEEE802_11_RADIO (802.11 plus BSD radio
 information header), capture size 96 bytes
 22:29:05.079257 1.0 Mb/s 0 MHz antenna 0 104dB signal [0x0000000e] Probe
 Response (XXX) [1.0* 2.0* 5.5* 6.0 9.0 11.0* 12.0 18.0 Mbit] CH: 1
 22:29:05.080544 1.0 Mb/s 0 MHz antenna 0 123dB signal [0x0000000e] Probe
 Response () [1.0* 2.0* 5.5* 11.0* Mbit] CH: 1
 22:29:05.082087 1.0 Mb/s 0 MHz antenna 0 123dB signal [0x0000000e] Probe
 Response () [1.0* 2.0* 5.5* 11.0* Mbit] CH: 1
 22:29:05.103046 1.0 Mb/s 0 MHz antenna 0 127dB signal [0x0000000e] Probe
 Response () [1.0* 2.0* 5.5* 11.0* Mbit] CH: 1
 22:29:05.104669 1.0 Mb/s 0 MHz antenna 0 126dB signal [0x0000000e] Probe
 Response () [1.0* 2.0* 5.5* 11.0* Mbit] CH: 1
 22:29:05.126675 1.0 Mb/s 0 MHz antenna 0 126dB signal [0x0000000e] Probe
 Response () [1.0* 2.0* 5.5* 11.0* Mbit] CH: 1
 22:29:05.128046 1.0 Mb/s 0 MHz antenna 0 123dB signal [0x0000000e] Probe
 Response () [1.0* 2.0* 5.5* 11.0* Mbit] CH: 1
 22:29:05.130546 1.0 Mb/s 0 MHz antenna 0 132dB signal [0x0000000e] Probe
 Response () [1.0* 2.0* 5.5* 11.0* Mbit] CH: 1
 ...
 }}}

 {{{
 -bash-3.2# tcpdump -i rtap0 | grep Request
 tcpdump: WARNING: rtap0: no IPv4 address assigned
 listening on rtap0, link-type IEEE802_11_RADIO (802.11 plus BSD radio
 information header), capture size 96 bytes
 <nil, nothing, zero, nada>
 }}}

-- 
Ticket URL: <http://dev.laptop.org/ticket/7016>
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