[srslte-users] SRSUE cannot send/recieve data
Tošovský Bohumil
Bohumil.Tosovsky at nordictelecom.cz
Wed Dec 12 14:00:28 UTC 2018
Hi,
EPC is stil the same. Logs sent in other email.
BR
Bohumil
________________________________
Od: Andre Puschmann <andre.puschmann at softwareradiosystems.com>
Odesláno: středa 12. prosince 2018 14:34
Komu: Tošovský Bohumil; srslte-users at lists.softwareradiosystems.com
Předmět: Re: [srslte-users] SRSUE cannot send/recieve data
Hi,
yes, please send all logs and PCAPs. Also, this is NAS security, not
RRC, so it might be an EPC issue. Is the EPC the same in both setups?
Thanks
Andre
On 12/12/18 14:14, Tošovský Bohumil wrote:
> Hi,
>
> We are testing UE against Nokia FlexiRAN eNodeB, Call setup procedure is correct, UE is attached, but
>
> when trying to to send/receive data, they are not correctly encoded/decoded on the TUN or S1. Length of the IP packet is the same, but the content is totally different data blob.
> Used coding is in the trace:
>
> 15:11:22.326283 [NAS ] [I] Received Security Mode Command ksi: 2, eea: 128-EEA2, eia: 128-EIA2
>
>
> The same procedure against Huawei 3900 enodeB with the same Security Command
>
> 15:07:22.597582 [NAS ] [I] Received Security Mode Command ksi: 1, eea: 128-EEA2, eia: 128-EIA2
>
> works fine. If you ned logs and pcaps I can send it.
>
> Thanks
>
> Bohumil
>
>
>
>
>
>
>
> -----Original Message-----
> From: Andre Puschmann <andre.puschmann at softwareradiosystems.com>
> Sent: Monday, December 10, 2018 4:15 PM
> To: Tošovský Bohumil <Bohumil.Tosovsky at nordictelecom.cz>; srslte-users at lists.softwareradiosystems.com
> Subject: Re: [srslte-users] SRSUE cannot send/recieve data
>
> Hi Bohumil,
>
> srsUE supports EIA0-2 and EEA0-2. Can you please explain your setup again and tell what the issue you're seeing?
>
> Thanks
> Andre
>
>
> On 10/12/18 15:52, Tošovský Bohumil wrote:
>> Hello,
>>
>> The problem was caused by the only "allowed ciphered traffic only" on the eNodeB. When I disabled cipherng on the eNodeB, everything works well.
>>
>> Is there already supported any other algorithms than EEA0 and EIA0 on the SRS_UE ?
>>
>>
>> Thanks
>>
>> Bohumil Tosovsky
>>
>>
>>
>> -----Original Message-----
>> From: Tošovský Bohumil
>> Sent: Friday, November 30, 2018 7:38 PM
>> To: Andre Puschmann <andre.puschmann at softwareradiosystems.com>;
>> srslte-users at lists.softwareradiosystems.com
>> Subject: RE: [srslte-users] SRSUE cannot send/recieve data
>>
>> Hello,
>>
>> Please find attached logs, little update: the data are passed to the Bearer, but when I trace on the S1 interface, they are corrupted in the GTP tunnel.
>>
>> 16:18:31.004757 [PHY_LIB] [I] [03388] Searching UL C-RNTI in 0 ue
>> locations
>> 16:18:31.004979 [GW ] [I] TX PDU
>> 0000: 45 00 00 54 f6 1d 40 00 40 01 3f a1 64 42 90 98
>> 0010: 08 08 08 08 08 00 ff 2a 5f 3f 00 02 c7 54 01 5c
>> 0020: 00 00 00 00 12 10 00 00 00 00 00 00 10 11 12 13
>> 0030: 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23
>> 16:18:31.005004 [PDCP] [I] TX DRB1 SDU, SN: 1, do_integrity = false, do_encryption = true
>> 0000: 45 00 00 54 f6 1d 40 00 40 01 3f a1 64 42 90 98
>> 0010: 08 08 08 08 08 00 ff 2a 5f 3f 00 02 c7 54 01 5c
>> 0020: 00 00 00 00 12 10 00 00 00 00 00 00 10 11 12 13
>> 0030: 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23
>> 16:18:31.005023 [PDCP] [I] TX DRB1 SDU (encrypted)
>> 0000: 80 01 c0 e5 aa 3a 8c 99 97 ce b5 13 84 9a 49 22
>> 0010: af 2b 8c 00 8d 85 3a 35 53 29 85 e1 09 7d 79 c1
>> 0020: 37 f5 e8 d4 13 ae ba 4a 54 5e b4 83 14 5b 9b 48
>> 0030: 0d 44 a8 c2 00 c2 dd c5 b2 93 a1 d1 4e d0 e7 04
>> 16:18:31.005039 [RLC ] [I] DRB1 Tx SDU (86 B, tx_sdu_queue_len=1)
>> 0000: 80 01 c0 e5 aa 3a 8c 99 97 ce b5 13 84 9a 49 22
>> 0010: af 2b 8c 00 8d 85 3a 35 53 29 85 e1 09 7d 79 c1
>> 0020: 37 f5 e8 d4 13 ae ba 4a 54 5e b4 83 14 5b 9b 48
>> 0030: 0d 44 a8 c2 00 c2 dd c5 b2 93 a1 d1 4e d0 e7 04
>> 16:18:31.005051 [PHY_LIB] [I] [03388] SYNC TRACK: sf_idx=8, ret=1,
>> next_state=1
>> 16:18:31.005168 [PHY_LIB] [I] [03389] Decoded CFI=2 with correlation
>> 41.92, sf_idx=8
>>
>> Here is the icmp packet sent via tun.
>>
>> Many Thanks
>>
>> B.T.
>>
>>
>>
>> -----Original Message-----
>> From: Andre Puschmann <andre.puschmann at softwareradiosystems.com>
>> Sent: Friday, November 30, 2018 4:19 PM
>> To: Tošovský Bohumil <Bohumil.Tosovsky at nordictelecom.cz>;
>> srslte-users at lists.softwareradiosystems.com
>> Subject: Re: [srslte-users] SRSUE cannot send/recieve data
>>
>> please send full logs.
>>
>> On 28/11/18 19:44, Tošovský Bohumil wrote:
>>> Hello,
>>>
>>>
>>>
>>> We are trying SRS_UE running with B210 with real eNodeB equipment, UE
>>> performs correct RRC Connection and Attach procedure, receive IP
>>> address, but when I cannot send/receive data.
>>>
>>> In the UE.log I found this:
>>>
>>>
>>>
>>> 15:34:04.945625 [RRC ] [D] State CONNECTED
>>>
>>> 15:34:04.946082 [GW ] [D] Read 220 bytes from TUN fd=17, idx=0
>>>
>>> 15:34:04.946091 [GW ] [I] TX PDU
>>>
>>> 0000: 45 00 00 dc ac 0d 40 00 40 06 fd 01 c0 a8 01 ae
>>>
>>> 0010: 4e 88 80 2e 83 ea 06 bb 60 3a fa 40 41 2a 0f 65
>>>
>>> 0020: 80 18 00 1e 59 2e 00 00 01 01 08 0a 01 13 6c 1b
>>>
>>> 0030: 4f d9 07 e4 00 a8 00 01 1a 2b 3c 4d 00 07 00 00
>>>
>>> 15:34:04.946109 [GW ] [I] LCID=3 not active, requesting NAS attach
>>> (0/40)
>>>
>>> 15:34:04.946116 [NAS ] [I] Attach Request
>>>
>>> 15:34:04.946123 [NAS ] [I] NAS is already registered and RRC
>>> connected
>>>
>>>
>>>
>>> On the S1 interface I can see packets in the GTP tunnel, but they are
>>> corrupted (Incorrect IP headers,length… )
>>>
>>>
>>>
>>> Thanks Bohumil
>>>
>>>
>>> _______________________________________________
>>> srslte-users mailing list
>>> srslte-users at lists.softwareradiosystems.com
>>> http://www.softwareradiosystems.com/mailman/listinfo/srslte-users
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>>>
>>
>>
>>
>
>
> --
> Andre Puschmann
>
> Software Radio Systems (SRS)
> http://www.softwareradiosystems.com
>
> PGP/GnuPG key: 6C42AB31
> fingerprint: 137A AE49 785B A445 257C 8AD7 D877 A498 6C42 AB31
>
--
Andre Puschmann
Software Radio Systems (SRS)
http://www.softwareradiosystems.com
PGP/GnuPG key: 6C42AB31
fingerprint: 137A AE49 785B A445 257C 8AD7 D877 A498 6C42 AB31
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