#6589 NORM Never A: xo stops responding to mesh path requests frames

[Zarro Boogs per Child]

#6589: xo stops responding to mesh path requests frames
----------------------+-----------------------------------------------------
 Reporter:  jcardona  |       Owner:  ashish        
     Type:  defect    |      Status:  new           
 Priority:  normal    |   Milestone:  Never Assigned
Component:  distro    |     Version:                
 Keywords:            |    Verified:  0             
 Blocking:            |   Blockedby:                
----------------------+-----------------------------------------------------
 In this failure one xo stops responding to path request messages.
 The capture shows xo:4f:6a trying to discover a path to xo:53:04
 ping fails as it would be expected.

 Communication is established after manually adding an entry in the
 forwarding table of xo:53:04 (via iwpriv msh0 fwt_add)

 The attached capture shows this failure.  A summary pasted below:

 {{{
     486 4.090182    QuantaMi_11:4f:6a     Broadcast             PREQ
     487 4.090678    QuantaMi_11:4f:6a     Broadcast             PREQ
    (...)
    1669 9.101435    QuantaMi_11:4f:6a     Broadcast            PREQ
    1884 10.100766   QuantaMi_11:4f:6a     Broadcast             PREQ
    1885 10.101887   QuantaMi_11:4f:6a     Broadcast             PREQ
    2828 16.286484   QuantaMi_0d:53:04     Broadcast             PREQ
    2829 16.286984   QuantaMi_0d:53:04     Broadcast             PREQ
    2830 16.287485   QuantaMi_0d:53:04     Broadcast             PREQ
    2831 16.288610   QuantaMi_0d:53:04     Broadcast             PREQ
    2861 16.304364   QuantaMi_11:4f:6a     QuantaMi_0d:53:04     PREP
 }}}

 The manual addition happens at around second 16.

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Ticket URL: <http://dev.laptop.org/ticket/6589>
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