[srslte-users] [srsLTE] MAC code failure

[Pedro Alvarez]

Hi Mihai,

Does this happen when you try to connect one user only?
Can you send the epc.log and the enb.pcap of the two user case?

Regards,
Pedro

On Sun, Jun 3, 2018 at 11:45 AM, Mihai Idu <idumihai16 at gmail.com> wrote:
> Hello srs users,
>
> i am writing this e-mail because i am finding myself into a blocking point,
> and i would love a little help. I am implemented the following settup:
>
> 1. USRP X310 which is the enodeB and i have 2 users Huawei P9 lite
>
> I manage to define the users in the HSS and changed the MNC and MCC
> according to the IMSI. but when i try to connect the phones to the network i
> am facing the following :
>
> Attach Request -- UE is already attached.Attach request -- IMSI:
> 901700000022950
> Attach request -- eNB-UE S1AP Id: 19, MME-UE S1AP Id: 19
> Attach request -- Attach type: 2
> Attach Request -- UE Network Capabilities EEA: 11110000
> Attach Request -- UE Network Capabilities EIA: 11110000
> Attach Request -- MS Network Capabilities Present: true
> PDN Connectivity Request -- EPS Bearer Identity requested: 0
> PDN Connectivity Request -- Procedure Transaction Id: 1
> PDN Connectivity Request -- ESM Information Transfer requested: false
> Downlink NAS: Sending Authentication Request
> Plain UL NAS: Authentication Failure
> MAC code failure
> Received UE Context Release Request. MME-UE S1AP Id 19
> UE is not ECM connected. No need to release S1-U. MME UE S1AP Id 19
> UE is ECM IDLE.
>
>
> If anyone has some idea to fix this issue please, let me know. from my
> knowledge this error message appears when the MAC provided by the network is
> not a correct one.
>
> Thank you,
> Mihai
>
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