[srslte-users] Fwd: UE Failed to Attach

[Ismael Gomez]

Looks like the signal quality is not good enough to proceed with the
synchronization.

On Wed, 15 Nov 2017 at 10:24 Anuchuru Sudheer Kumar <
sudheeranuchuru at gmail.com> wrote:

>
> Hi,
>
> I am trying to connect UE (using bladeRF) to the eNodeB (using bladeRF).
>
> I am getting below errors in ue.log.
>
> *14:24:19.682528 [PHY ] Info    [07105] SYNC:  DONE, TTI=7180,
> sfn_offset=2*
> *14:24:19.691991 [RRC ] Info    Detected 1 in-sync from PHY. Stopping T310
> timer*
> *14:24:19.723191 [MAC ] Info    [07222] SCHED: Searching for DL grant for
> SI-RNTI window_st=7245, window_len=1*
> *14:24:19.833232 [MAC ] Info    [07332] SCHED: Searching for DL grant for
> SI-RNTI window_st=7345, window_len=1*
> *14:24:19.833804 [MAC ] Info    [07333] BSR:   QUEUE status: 0 (0), 0 (0),
> 0 (0), 0 (0), 0 (0), 0 (0), *
> *14:24:19.866622 [PHY ] Error   [07364] Sync error. Sending out-of-sync to
> RRC*
> *14:24:19.866654 [RRC ] Info    Detected 1 out-of-sync from PHY. Starting
> T310 timer*
> *14:24:19.881964 [PHY ] Info    [07364] SYNC:  Decoding MIB...*
> *14:24:19.892013 [PHY ] Info    [07364] SYNC:  Decoding MIB...*
> *14:24:19.902065 [PHY ] Info    [07364] SYNC:  Decoding MIB...*
> *14:24:19.902245 [PHY ] Info    [07364] SYNC:  DONE, TTI=7400,
> sfn_offset=0*
> *14:24:19.912114 [RRC ] Info    Detected 1 in-sync from PHY. Stopping T310
> timer*
> *14:24:19.928044 [PHY ] Error   [07425] Sync error. Sending out-of-sync to
> RRC*
> *14:24:19.928060 [RRC ] Info    Detected 1 out-of-sync from PHY. Starting
> T310 timer*
> *14:24:19.981968 [PHY ] Info    [07425] SYNC:  Decoding MIB...*
> *14:24:19.982082 [PHY ] Info    [07425] SYNC:  DONE, TTI=7480,
> sfn_offset=0*
> *14:24:19.992028 [RRC ] Info    Detected 1 in-sync from PHY. Stopping T310
> timer*
> *14:24:19.993282 [MAC ] Info    [07492] SCHED: Searching for DL grant for
> SI-RNTI window_st=7505, window_len=1*
> *14:24:20.048171 [PHY ] Error   [07545] Sync error. Sending out-of-sync to
> RRC*
> *14:24:20.048206 [RRC ] Info    Detected 1 out-of-sync from PHY. Starting
> T310 timer*
> *14:24:20.081987 [PHY ] Info    [07545] SYNC:  Decoding MIB...*
>
>
> Please help me out in solving this issue.
>
> Regards
> Sudheer
>
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>
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