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

Rohit Gupta rohitgec at gmail.com
Thu Nov 17 16:18:36 UTC 2016


Here is your wireshark trace filtered with s1AP. You should always restart
EPC, UE, eNB with every connection attempt

[image: Inline image 1]

On Thu, Nov 17, 2016 at 5:15 PM, Rohit Gupta <rohitgec at gmail.com> wrote:

> I think you had successful connection and then EPC crashed. You might have
> to look at scenario player in DOCS/EPC_USER_GUIDE.pdf to debug this problem
> further. Also, you should use develop branch of EPC for reporting errors.
>
> On Thu, Nov 17, 2016 at 10:41 AM, Himank Gupta <cs16mtech01001 at iith.ac.in>
> wrote:
>
>> Hi Rohit
>>
>> PFA .pacp file generated at EPC.
>>
>>
>> *Thanks & Regards*
>>
>> *Himank Gupta*
>>
>> *M.Tech*
>>
>> *Department of Computer Science and Engineering*
>>
>> *Indian Institute of Technology, Hyderabad*
>>
>> *Email : cs16mtech01001 at iith.ac.in <cs16mtech01001 at iith.ac.in>*
>> *Cell : +91-9045158330 <%2B91-9045158330>*
>>
>> On Thu, Nov 17, 2016 at 11:03 AM, Rohit Gupta <rohitgec at gmail.com> wrote:
>>
>>> 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>
>>>> 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 <%2B91-9045158330>*
>>>>>
>>>>> 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 <%2B91-9045158330>*
>>>>>>
>>>>>
>>>>>
>>
>
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