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

Rohit Gupta rohitgec at gmail.com
Thu Nov 17 05:32:17 UTC 2016


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>
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
> <javascript:_e(%7B%7D,'cvml','cs16mtech01001 at iith.ac.in');>*
> *Cell : +91-9045158330*
>
> On Wed, Nov 16, 2016 at 11:12 AM, Himank Gupta <cs16mtech01001 at iith.ac.in
> <javascript:_e(%7B%7D,'cvml','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
>> <javascript:_e(%7B%7D,'cvml','cs16mtech01001 at iith.ac.in');>*
>> *Cell : +91-9045158330*
>>
>
>
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