[srslte-users] How to send user plane packets using srsUE ?
Ismael Gomez
ismael.gomez at softwareradiosystems.com
Thu Jul 7 07:14:53 UTC 2016
Can you enable all_level=info in [log] section in ue.conf and enable=true
in [pcap] and send us the files /tmp/ue.log and /tmp/ue.pcap please?
Thank you
On Thu, 7 Jul 2016, 03:01 Hechengdong (Dony He), <dony.he at huawei.com> wrote:
> Hi, Ismael:
>
> I check the the “UE context release request” that is send to the MME
> by the enb, the cause value is “radio connection with UE lost(21)”.
>
>
> ------------------------------
>
> Best regards,
>
> Dony He (何承东)
> 华为技术有限公司 Huawei Technologies Co., Ltd.
> [image: Company_logo]
>
> Phone:
> Fax:
> Mobile: 18688780450
> Email:
> 地址：深圳市龙岗区坂田华为基地B2楼 邮编：518129
> Huawei Technologies Co., Ltd.
> Bantian, Longgang District,Shenzhen 518129, P.R.China
> http://www.huawei.com
>
> 本邮件及其附件含有华为公司的保密信息，仅限于发送给上面地址中列出的个人或群组。禁
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> This e-mail and its attachments contain confidential information from
> HUAWEI, which
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>
>
> *发件人:* Ismael Gomez [mailto:ismael.gomez at softwareradiosystems.com]
> *发送时间:* 2016年7月6日 17:53
> *收件人:* Hechengdong (Dony He); Paul Sutton;
> srslte-users at lists.softwareradiosystems.com
>
> *主题:* Re: [srslte-users] How to send user plane packets using srsUE ?
>
>
>
> Hi Dony,
>
> Can you access the sNodeB or MME logs and look for the reason for release?
> There must be something there...
>
> Thank you
>
>
>
> On Wed, 6 Jul 2016, 11:45 Hechengdong (Dony He), <dony.he at huawei.com>
> wrote:
>
> Hi, Paul:
>
> Thanks for your reply.
>
> I have compare the srsUE behavior with that of a real UE in the
> same network. I have changed the RRC connection timeout value to 0 (which
> means never timeout) in the eNB configuration. When the real UE attach to
> the network, the enb will NOT send the following message to the MME. While
> in srsUE case, the enb will send the following message to the MME.
>
> Another issue is that after 35 seconds, the UE will NOT be able to
> connect to the PDN network again.
>
> Is the RRC connection timer timeout value fixed , or can it be changed in
> the srsUE source codes?
>
> Thanks .
>
>
>
>
> ------------------------------
>
> Best regards,
>
> Dony He (何承东)
>
> 华为技术有限公司 Huawei Technologies Co., Ltd.
>
> [image: Company_logo]
>
> Phone:
> Fax:
> Mobile: 18688780450
> Email:
>
> 地址：深圳市龙岗区坂田华为基地B2楼 邮编：518129
> Huawei Technologies Co., Ltd.
> Bantian, Longgang District,Shenzhen 518129, P.R.China
> http://www.huawei.com
>
> 本邮件及其附件含有华为公司的保密信息，仅限于发送给上面地址中列出的个人或群组。禁
> 止任何其他人以任何形式使用（包括但不限于全部或部分地泄露、复制、或散发）本邮件中
> 的信息。如果您错收了本邮件，请您立即电话或邮件通知发件人并删除本邮件！
> This e-mail and its attachments contain confidential information from
> HUAWEI, which
> is intended only for the person or entity whose address is listed above.
> Any use of the
> information contained herein in any way (including, but not limited to,
> total or partial
> disclosure, reproduction, or dissemination) by persons other than the
> intended
> recipient(s) is prohibited. If you receive this e-mail in error, please
> notify the sender by
> phone or email immediately and delete it!
>
>
>
> *发件人:* srslte-users [mailto:
> srslte-users-bounces at lists.softwareradiosystems.com] *代表 *Paul Sutton
> *发送时间:* 2016年7月6日 16:55
> *收件人:* Hechengdong (Dony He); Ismael Gomez;
> srslte-users at lists.softwareradiosystems.com
>
> *主题:* Re: [srslte-users] How to send user plane packets using srsUE ?
>
>
>
> Hi Dony,
>
> I believe this is the RRC connection timeout. If there isn't any traffic
> on the connection, the eNB releases the RRC connection.
> If there is subsequent traffic from the UE, it will trigger the random
> access procedure to reestablish the connection. If there is subsequent
> traffic from the network, it will page the UE, resulting in the same random
> access procedure.
>
> Best regards,
> Paul
>
> On 06/07/16 10:34, Hechengdong (Dony He) wrote:
>
> Hi, Ismael:
>
> Thanks for your help. Now it woks ok.
>
>
>
> Another question: Each time when my srsUE attaches to the network
> successfully, after 35 seconds the eNodeB will send a “UE context release
> request” message to the MME, which is trigger to send a “release access
> bearers request” message to the sgw . Does somebody know why?
>
> Thanks.
>
>
> ------------------------------
>
> Best regards,
>
> Dony He (何承东)
> 华为技 术有限公司 Huawei Technologies Co., Ltd.
> [image: Company_logo]
>
> Phone:
> Fax:
> Mobile: 18688780450
> Email:
> 地址：深圳市 龙岗区坂田华为基地B2楼 邮编：518129
> Huawei Technologies Co., Ltd.
> Bantian, Longgang District,Shenzhen 518129, P.R.China
> http://www.huawei.com
> ------------------------------
>
> 本邮件及其附件含 有华为公司的保密信息，仅限于发送给上面地址中列出的个人或群组。禁
> 止任何其他人以任何形式使用（包括但不限于全部或部分地泄露、复制、或散发）本邮件中
> 的信息。如果您错收了本邮件，请您立即电话或邮件通知发件人并删除本邮件！
> This e-mail and its attachments contain confidential information from
> HUAWEI, which
> is intended only for the person or entity whose address is listed above.
> Any use of the
> information contained herein in any way (including, but not limited to,
> total or partial
> disclosure, reproduction, or dissemination) by persons other than the
> intended
> recipient(s) is prohibited. If you receive this e-mail in error, please
> notify the sender by
> phone or email immediately and delete it!
>
>
>
> *发件人:* Ismael Gomez [mailto:ismael.gomez at softwareradiosystems.com
> <ismael.gomez at softwareradiosystems.com>]
> *发送时间:* 2016年7月4日 15:54
> *收件人:* Hechengdong (Dony He); srslte-users at lists.softwareradiosystems.com
> *主题:* Re: [srslte-users] How to send user plane packets using srsUE ?
>
>
>
> Hi Dony He,
>
>
>
> To access the internet or the network behind the P-GW you just have to add
> the P-GW IP address as a new route in the linux kernel, e.g. "route add net
> default gw <p_gw_ip_addr>". Also you might need to configure the DNS
> manually.
>
>
>
> There are two tools to capture the packets over the air:
>
> - Packet captures that can be dissected by Wireshark. Enable option in
> [pcap] section in the ue.conf
>
> - Text format logs for each layer. Section [log] of the ue.conf
>
>
>
> best regards,
>
> Ismael
>
>
>
> On Mon, 4 Jul 2016 at 09:18 Hechengdong (Dony He) <dony.he at huawei.com>
> wrote:
>
> Hi,all:
> Now our srsUE can attach the network successfully. How can I send user
> plane packets using srsUE? Are there any demo codes? Are there any tools to
> capture the packets over the air interface?
>
> Thanks.
>
> Best regards,
> Dony He (何承东)
> 华为技术有限公司 Huawei Technologies Co., Ltd.
>
>
> Phone:
> Fax:
> Mobile: 18688780450
> Email:
> 地址：深圳市龙岗区坂田华为基地B2楼 邮编：518129
> Huawei Technologies Co., Ltd.
> Bantian, Longgang District,Shenzhen 518129, P.R.China
> http://www.huawei.com
>
> 本邮件及其附件含有华为公司的保密信息，仅限于发送给上面地址中列出的个人或群组。禁
> 止任何其他人以任何形式使用（包括但不限于全部或部分地泄露、复制、或散发）本邮件中
> 的信息。如果您错收了本邮件，请您立即电话或邮件通知发件人并删除本邮件！
> This e-mail and its attachments contain confidential information from
> HUAWEI, which
> is intended only for the person or entity whose address is listed above.
> Any use of the
> information contained herein in any way (including, but not limited to,
> total or partial
> disclosure, reproduction, or dissemination) by persons other than the
> intended
> recipient(s) is prohibited. If you receive this e-mail in error, please
> notify the sender by
> phone or email immediately and delete it!
>
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> --
>
> ________________________________________________________________
>
> Paul Sutton Ph.D.
>
>
>
> Software Radio Systems (SRS)
>
> http://www.softwareradiosystems.com
>
>
>
> +353-87-9813473 | paul at softwareradiosystems.com
>
>
>
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