[srslte-users] mme Crashing when connect srsUE to OAI_eNB

Rohit Gupta rohitgec at gmail.com
Thu Nov 17 05:33:26 UTC 2016


Sorry for typo. I meant run wireshark on EPC machine.

On Thursday, November 17, 2016, Rohit Gupta <rohitgec at gmail.com> wrote:

> I can help out when I am back to office tomorrow.
>
> Can you please run sure shark on EPC machine and filter on S1AP messages.
> Please make sure to use head of develop branch for eNB and EPC when
> reporting problems.
>
> Regards,
> Rohit
>
> On Thursday, November 17, 2016, Himank Gupta <cs16mtech01001 at iith.ac.in
> <javascript:_e(%7B%7D,'cvml','cs16mtech01001 at iith.ac.in');>> wrote:
>
>> May anybody help me to resolve the issue ?
>>
>>
>> *Thanks & Regards*
>>
>> *Himank Gupta*
>>
>> *M.Tech*
>>
>> *Department of Computer Science and Engineering*
>>
>> *Indian Institute of Technology, Hyderabad*
>>
>> *Email : cs16mtech01001 at iith.ac.in*
>> *Cell : +91-9045158330*
>>
>> On Wed, Nov 16, 2016 at 11:12 AM, Himank Gupta <cs16mtech01001 at iith.ac.in
>> > wrote:
>>
>>>
>>> Hi all,
>>>
>>> I am using the following branch of OAI_eNB, OAI_EPC, and srsUE :
>>>
>>> OAI_EPC : eb307ebe502b1ca5fb7f1e4b9e30fa1fe34ae8f1 (Master Branch)
>>> OAI_eNB : 9927838e8ccd57be557b130e904bf8caf35cb423 (Develop Branch)
>>> srsUE :     f6d4def6e022eb3b6f9c613265f7961580a3d84d (Next Branch)
>>>
>>> I am successfully able to connect the srsUE to OAI_eNB. I am getting
>>> issue in following two scenario:
>>>
>>>
>>>
>>>
>>> *Scenario 1:*
>>> When I am using OP = "11111111111111111111111111111111" in hss.conf,
>>> and calculate OPc according to "https://gitlab.eurecom.fr/oai
>>> /openairinterface5g/wikis/SIMInfo". I am able to connect but mme is
>>> crashing within 5 seconds.
>>>
>>> *Scenario 2 :*
>>>
>>> When I am using OP = ""; in hss.conf. srsUE is getting the IP address
>>> but within the fraction of seconds(~4 sec) RRC connection released and when
>>> RRC connection reestablish srsUE is not getting bearer.
>>> In this case, mme is not crashing.
>>>
>>>
>>> *I am attaching all necessary logs for scenario 2. I am also attaching
>>> conf files as well.*
>>>
>>>
>>>
>>> *Thanks & Regards*
>>>
>>> *Himank Gupta*
>>>
>>> *M.Tech*
>>>
>>> *Department of Computer Science and Engineering*
>>>
>>> *Indian Institute of Technology, Hyderabad*
>>>
>>> *Email : cs16mtech01001 at iith.ac.in*
>>> *Cell : +91-9045158330*
>>>
>>
>>
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