[srslte-users] UE attach issue

[Pedro Alvarez]

Hi Chuck --

The AMF value needs to be larger than 8000.
Can you change that and if it still dosen't work send the pcaps and
the logs again?
The logs are in the /tmp folder.

Cheers,
Pedro
On Tue, Nov 27, 2018 at 9:18 AM Chuck Swiger <cswiger at gmail.com> wrote:
>
> Gang - I'm trying to get a COTS UE - OnePlus5t to attach with srsLTE, latest version  ( commit 1c015aab62a2958d5af5bed36cc859a4290d17e0  Oct 15  2018 )
>
> Using a usrp b205mini and a band7 duplexer.
>
> with a sysmoUSIM-SJS1 nano programmed with:
> --mcc=001 --mnc=01 --imsi=001010000028590 --opc=35b196fd39595e753040ab7a89fe3fcf --ki=4EAA2432BC421E7017763833B8AED415
>
> and set for XOR security:
>
> Reading Authentication parameters...
> * Current algorithm setting:
>    2G: 3=COMP128v1
>    3G: 8=XOR-3G
>
> My user-db.csv contains a new line for it:
> # Note: Lines starting by '#' are ignored and will be overwritten
> OP5t,001010000028590,4eaa2432bc421e7017763833b8aed415,opc,35b196fd39595e753040ab7a89fe3fcf,1001,0000000014eb,7
> ue2,001010123456780,00112233445566778899aabbccddeeff,opc,63bfa50ee6523365ff14c1f45f88737d,8000,000000001234,7
> ue1,001010123456789,00112233445566778899aabbccddeeff,opc,63bfa50ee6523365ff14c1f45f88737d,9001,000000001234,7
>
> I'm not sure what the AMF value should be? Just created something similar to existing.
>
> Phone sees the network ok but seems to just be trying to attach every 25 seconds with an incrementing rnti 70,71,72 (0x46, 0x47, 0x48)
>
> Attached enb.pcap.
>
> Any tips, hints, suggestions appreciated.   BTW same phone/sim causes my OAI mme to segfault  :\
>
> enb output (when SIM was still mcc=244,mnc91)
> Received Attach Request
> Attach Request -- IMSI-style attach request
> Attach request -- IMSI: 244910000028590
> Attach request -- eNB-UE S1AP Id: 1, MME-UE S1AP Id: 1
> Attach request -- Attach type: 2
> Attach Request -- UE Network Capabilities EEA: 11110000
> Attach Request -- UE Network Capabilities EIA: 01110000
> Attach Request -- MS Network Capabilities Present: true
> PDN Connectivity Request -- EPS Bearer Identity requested: 0
> PDN Connectivity Request -- Procedure Transaction Id: 2
> PDN Connectivity Request -- ESM Information Transfer requested: true
> Downlink NAS: Sending Authentication Request
> Received UE Context Release Request. MME-UE S1AP Id 1
> UE is not ECM connected. No need to release S1-U. MME UE S1AP Id 1
> UE is ECM IDLE.
> Received Attach Request
> Attach Request -- IMSI-style attach request
>
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