RDMA_Connect issue on Windows

[muthu crazy]

Thanks for the reply,

I was trying to see the packets in Wireshark(2.2.6) during
rdma_connect but I was getting only ARP packets. Do I need to add any
plugin for Wireshark? Or any protocol preference has to be added in
settings?

-Muthu

On 20 June 2017 at 12:50, Max Gurtovoy <maxg at mellanox.com> wrote:
> I would also try to parse it with Wireshark and compare all the needed
> fields and sizes.
> We are adding more and more nvmf command parsing to the disector but you're
> in earliar stage of RDMA connection establisment.
>
>
> On 6/20/2017 9:34 AM, Sagi Grimberg wrote:
>>
>> CC'ing Robert who has experience with Windows <-> Linux
>> interop...
>>
>> On 19/06/17 20:58, muthu crazy wrote:
>>>
>>> Dear All,
>>>
>>> I am trying to make a fabrics setup using Chelsio RNIC where Windows
>>> is the Client PC, and Linux is the target PC. From Windows Client
>>> driver, I am invoking NDKConnect API(It will internally call
>>> RMDA_Connect) and passing below structures as a parameter to it.
>>>
>>> struct RDMA_CONN_PARAM
>>> {
>>> RDMA_CM_REQUEST private_data;
>>> private_data_len = sizeof(RDMA_CM_REQUEST)
>>> responder_resources = 0x20
>>> initiator_depth = 0
>>> flow_control=1
>>> retry_count=7
>>> RNR_Retry_count = 7
>>> SRQ = 0
>>> QP_num = 0x400
>>> }
>>>
>>> struct RDMA_CM_REQUEST
>>> {
>>> Recfmt = 0
>>> Qid = 0
>>> Hrqsize = 0x20
>>> Hsqsize = 0x20
>>> Reserved[8:31] = 0;
>>> }
>>>
>>> but on target side, I could see some junk value along with my actual
>>> data received.(Linux Kernel:4.9.8)
>>>
>>> like below:
>>>
>>> 0xFFFFFFE0, 0xFFFFFFB0, 0x23, 0x6, 0x0, 0xFFFFFFE0, 0xFFFFFFFF
>>> 0x20,0x20,0x0,0x1,0x7,0x7,0x0,0x0,0x0,0x4
>>>
>>> Has anybody observed this before? Please help me out.
>>>
>>>
>>> Thanks,
>>> --Muthu
>>>
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