Yeah no luck there.  Other operators have mentioned this to me in the past.

 

ISP Supplies

cid:image002.jpg@01D5B005.DEE3BE10

David Peterson
Senior Engineer
855-947-7776 ext. 9214
c 419-706-7355
d 979-314-1305
https://www.ispsupplies.com Facebook Twitter LinkedIn

 

 

From: Abiola Ganiyu <ganiyuabiolaaminat@gmail.com>
Sent: Sunday, March 29, 2020 2:40 PM
To: david@ispsupplies.com
Cc: Sukchan Lee <acetcom@gmail.com>; nextepc@lists.osmocom.org
Subject: Re: Reject message

 

Have you tried to upgrade the firmware of the CPE. I have known baicells CPE to work better after upgrade. You can use any CPE for your test. Just to be sure that it's not a CPE issue. I can recommend blinQ and Airspan CPEs

 

On Sun, Mar 29, 2020, 19:37 <david@ispsupplies.com> wrote:

I believe the issue is with some UE not all of them.  Unfortunately there are a lot  out there I have to deal with.

 

ISP Supplies

cid:image002.jpg@01D5B005.DEE3BE10

David Peterson
Senior Engineer
855-947-7776 ext. 9214
c 419-706-7355
d 979-314-1305
https://www.ispsupplies.com Facebook Twitter LinkedIn

 

 

From: Abiola Ganiyu <ganiyuabiolaaminat@gmail.com>
Sent: Sunday, March 29, 2020 2:26 PM
To: david@ispsupplies.com
Cc: Sukchan Lee <acetcom@gmail.com>; nextepc@lists.osmocom.org
Subject: Re: Reject message

 

I have used baicells CPE and it got attached having used the default "internet" APN setting .

 

On Sun, Mar 29, 2020, 19:24 Abiola Ganiyu <ganiyuabiolaaminat@gmail.com> wrote:

Hi David,

Baicells CPE has "internet" set as APN by default.

And you can make changes to the APN name under APN management field.

 

 

 

 

On Sun, Mar 29, 2020, 01:25 <david@ispsupplies.com> wrote:

I will get you a pcap.  The UE actually don’t have an APN listed by default.

 

David Peterson
Senior Engineer
855-947-7776 ext. 9214
c 419-706-7355
d 979-314-1305
https://www.ispsupplies.com   

 

 

From: Sukchan Lee <acetcom@gmail.com>
Sent: Saturday, March 28, 2020 7:58 PM
To: david@ispsupplies.com
Cc: nextepc@lists.osmocom.org
Subject: Re: Reject message

 

 

I figured out what was going on, so perhaps there is a solution already in place.  By default the Baicells UE do not request a specific APN.  That causes the EPC to reject the request.

 

David Peterson
Senior Engineer
855-947-7776 ext. 9214
c 419-706-7355
d 979-314-1305
https://www.ispsupplies.com   

 

 

From: Sukchan Lee <acetcom@gmail.com>
Sent: Friday, March 27, 2020 11:57 AM
To: david@ispsupplies.com
Cc: nextepc@lists.osmocom.org
Subject: Re: Reject message

 

 

Does anyone know why I am getting this reject reason for network entry on a UE?

 

03/17 16:56:55.026: [mme] DEBUG: [EMM] Authentication request (../src/mme/nas-path.c:180)

03/17 16:56:55.026: [mme] DEBUG:     IMSI[311980000033212] (../src/mme/nas-path.c:181)

03/17 16:56:55.026: [mme] DEBUG: [MME] DownlinkNASTransport (../src/mme/s1ap-build.c:186)

03/17 16:56:55.026: [mme] DEBUG:     ENB_UE_S1AP_ID[41] MME_UE_S1AP_ID[17] (../src/mme/s1ap-build.c:231)

03/17 16:56:55.026: [mme] DEBUG:     IP[10.100.108.9] ENB_ID[67177119] (../src/mme/s1ap-path.c:79)

03/17 16:56:55.189: [mme] DEBUG: mme_state_operational(): MME_EVT_S1AP_MESSAGE

(../src/mme/mme-sm.c:129)

03/17 16:56:55.189: [mme] DEBUG: s1ap_state_operational(): MME_EVT_S1AP_MESSAGE

(../src/mme/s1ap-sm.c:60)

03/17 16:56:55.189: [mme] DEBUG: [MME] Uplink NAS transport (../src/mme/s1ap-handler.c:330)

03/17 16:56:55.189: [mme] DEBUG:     IP[10.100.108.9] ENB_ID[67177119] (../src/mme/s1ap-handler.c:347)

03/17 16:56:55.189: [mme] DEBUG:     ENB_UE_S1AP_ID[41] MME_UE_S1AP_ID[17] (../src/mme/s1ap-handler.c:354)

03/17 16:56:55.189: [mme] DEBUG: mme_state_operational(): MME_EVT_EMM_MESSAGE

(../src/mme/mme-sm.c:129)

03/17 16:56:55.189: [emm] DEBUG: emm_state_authentication(): MME_EVT_EMM_MESSAGE

(../src/mme/emm-sm.c:488)

03/17 16:56:55.189: [emm] DEBUG: [EMM] Authentication response (../src/mme/emm-sm.c:512)

03/17 16:56:55.189: [emm] DEBUG:     IMSI[311980000033212] (../src/mme/emm-sm.c:513)

03/17 16:56:55.189: [emm] DEBUG: emm_state_authentication(): EXIT

(../src/mme/emm-sm.c:488)

03/17 16:56:55.189: [emm] DEBUG: emm_state_security_mode(): ENTRY

(../src/mme/emm-sm.c:649)

03/17 16:56:55.189: [mme] DEBUG: [EMM] Security mode command (../src/mme/nas-path.c:207)

03/17 16:56:55.189: [mme] DEBUG:     IMSI[311980000033212] (../src/mme/nas-path.c:208)

03/17 16:56:55.190: [emm] DEBUG:     Replayed UE SEC[LEN:2 EEA:0xe0 EIA:0xe0 UEA:0x0 UIA:0x0 GEA:0x0] (../src/mme/emm-build.c:287)

03/17 16:56:55.190: [emm] DEBUG:     Selected[Integrity:0x1 Encrypt:0x0] (../src/mme/emm-build.c:289)

03/17 16:56:55.190: [mme] DEBUG: [MME] DownlinkNASTransport (../src/mme/s1ap-build.c:186)

03/17 16:56:55.190: [mme] DEBUG:     ENB_UE_S1AP_ID[41] MME_UE_S1AP_ID[17] (../src/mme/s1ap-build.c:231)

03/17 16:56:55.190: [mme] DEBUG:     IP[10.100.108.9] ENB_ID[67177119] (../src/mme/s1ap-path.c:79)

03/17 16:56:55.229: [mme] DEBUG: mme_state_operational(): MME_EVT_S1AP_MESSAGE

(../src/mme/mme-sm.c:129)

03/17 16:56:55.230: [mme] DEBUG: s1ap_state_operational(): MME_EVT_S1AP_MESSAGE

(../src/mme/s1ap-sm.c:60)

03/17 16:56:55.230: [mme] DEBUG: [MME] Uplink NAS transport (../src/mme/s1ap-handler.c:330)

03/17 16:56:55.230: [mme] DEBUG:     IP[10.100.108.9] ENB_ID[67177119] (../src/mme/s1ap-handler.c:347)

03/17 16:56:55.230: [mme] DEBUG:     ENB_UE_S1AP_ID[41] MME_UE_S1AP_ID[17] (../src/mme/s1ap-handler.c:354)

03/17 16:56:55.230: [mme] DEBUG: mme_state_operational(): MME_EVT_EMM_MESSAGE

(../src/mme/mme-sm.c:129)

03/17 16:56:55.230: [emm] DEBUG: emm_state_security_mode(): MME_EVT_EMM_MESSAGE

(../src/mme/emm-sm.c:649)

03/17 16:56:55.230: [emm] DEBUG: [EMM] Security mode complete (../src/mme/emm-sm.c:676)

03/17 16:56:55.230: [emm] DEBUG:     IMSI[311980000033212] (../src/mme/emm-sm.c:677)

03/17 16:56:55.230: [mme] DEBUG: [MME] Update-Location-Request (../src/mme/mme-fd-path.c:444)

03/17 16:56:55.231: [emm] DEBUG: emm_state_security_mode(): EXIT

(../src/mme/emm-sm.c:649)

03/17 16:56:55.231: [emm] DEBUG: emm_state_initial_context_setup(): ENTRY

(../src/mme/emm-sm.c:817)

03/17 16:56:55.234: [mme] DEBUG: [MME] Update-Location-Answer (../src/mme/mme-fd-path.c:610)

03/17 16:56:55.234: [mme] DEBUG:     Result Code: 2001 (../src/mme/mme-fd-path.c:651)

03/17 16:56:55.234: [mme] DEBUG:     From 'hss.localdomain' (../src/mme/mme-fd-path.c:680)

03/17 16:56:55.234: [mme] DEBUG:          ('localdomain') (../src/mme/mme-fd-path.c:693)

03/17 16:56:55.234: [mme] DEBUG: mme_state_operational(): MME_EVT_S6A_MESSAGE

(../src/mme/mme-sm.c:129)

03/17 16:56:55.234: [mme] DEBUG: mme_state_operational(): MME_EVT_ESM_MESSAGE

(../src/mme/mme-sm.c:129)

03/17 16:56:55.234: [mme] DEBUG: mme_bearer_find_or_add_by_message() [PTI:8, EBI:0] (../src/mme/mme-context.c:2847)

03/17 16:56:55.234: [esm] DEBUG: esm_state_initial(): ENTRY

(../src/mme/esm-sm.c:38)

03/17 16:56:55.234: [esm] DEBUG: esm_state_inactive(): ENTRY

(../src/mme/esm-sm.c:61)

03/17 16:56:55.234: [mme] INFO: Added a session. Number of sessions is now 1 (../src/mme/mme-context.c:79)

03/17 16:56:55.234: [esm] DEBUG: esm_state_inactive(): MME_EVT_ESM_MESSAGE

(../src/mme/esm-sm.c:61)

03/17 16:56:55.234: [esm] DEBUG: [ESM] PDN Connectivity request (../src/mme/esm-sm.c:82)

03/17 16:56:55.234: [esm] DEBUG:     IMSI[311980000033212] PTI[8] EBI[5] (../src/mme/esm-sm.c:84)

03/17 16:56:55.234: [esm] DEBUG:     EIT(ESM information transfer)[1] (../src/mme/esm-handler.c:59)

03/17 16:56:55.234: [esm] DEBUG: [ESM] ESM information request (../src/mme/esm-build.c:75)

03/17 16:56:55.234: [esm] DEBUG:     IMSI[311980000033212] PTI[8] EBI[5] (../src/mme/esm-build.c:77)

03/17 16:56:55.235: [mme] DEBUG: [MME] DownlinkNASTransport (../src/mme/s1ap-build.c:186)

03/17 16:56:55.235: [mme] DEBUG:     ENB_UE_S1AP_ID[41] MME_UE_S1AP_ID[17] (../src/mme/s1ap-build.c:231)

03/17 16:56:55.235: [mme] DEBUG:     IP[10.100.108.9] ENB_ID[67177119] (../src/mme/s1ap-path.c:79)

03/17 16:56:55.269: [mme] DEBUG: mme_state_operational(): MME_EVT_S1AP_MESSAGE

(../src/mme/mme-sm.c:129)

03/17 16:56:55.270: [mme] DEBUG: s1ap_state_operational(): MME_EVT_S1AP_MESSAGE

(../src/mme/s1ap-sm.c:60)

03/17 16:56:55.270: [mme] DEBUG: [MME] Uplink NAS transport (../src/mme/s1ap-handler.c:330)

03/17 16:56:55.270: [mme] DEBUG:     IP[10.100.108.9] ENB_ID[67177119] (../src/mme/s1ap-handler.c:347)

03/17 16:56:55.270: [mme] DEBUG:     ENB_UE_S1AP_ID[41] MME_UE_S1AP_ID[17] (../src/mme/s1ap-handler.c:354)

03/17 16:56:55.270: [mme] DEBUG: mme_state_operational(): MME_EVT_ESM_MESSAGE

(../src/mme/mme-sm.c:129)

03/17 16:56:55.270: [mme] DEBUG: mme_bearer_find_or_add_by_message() [PTI:8, EBI:0] (../src/mme/mme-context.c:2847)

03/17 16:56:55.270: [esm] DEBUG: esm_state_inactive(): MME_EVT_ESM_MESSAGE

(../src/mme/esm-sm.c:61)

03/17 16:56:55.270: [esm] DEBUG: [ESM] ESM information response (../src/mme/esm-sm.c:93)

03/17 16:56:55.270: [esm] DEBUG:     IMSI[311980000033212] PTI[8] EBI[5] (../src/mme/esm-sm.c:95)

03/17 16:56:55.270: [mme] DEBUG: [EMM] Attach reject (../src/mme/nas-path.c:134)

03/17 16:56:55.270: [mme] DEBUG:     IMSI[311980000033212] Cause[8] (../src/mme/nas-path.c:135)

03/17 16:56:55.270: [esm] DEBUG: [ESM] PDN connectivity reject (../src/mme/esm-build.c:39)

03/17 16:56:55.270: [esm] DEBUG:     IMSI[311980000033212] PTI[8] Cause[27] (../src/mme/esm-build.c:41)

03/17 16:56:55.271: [mme] DEBUG: [MME] DownlinkNASTransport (../src/mme/s1ap-build.c:186)

03/17 16:56:55.271: [mme] DEBUG:     ENB_UE_S1AP_ID[41] MME_UE_S1AP_ID[17] (../src/mme/s1ap-build.c:231)

03/17 16:56:55.271: [mme] DEBUG:     IP[10.100.108.9] ENB_ID[67177119] (../src/mme/s1ap-path.c:79)

03/17 16:56:55.271: [esm] DEBUG: esm_state_inactive(): EXIT

(../src/mme/esm-sm.c:61)

03/17 16:56:55.271: [esm] DEBUG: esm_state_exception(): ENTRY

(../src/mme/esm-sm.c:345)

03/17 16:56:55.271: [mme] DEBUG: [MME] UE Context release command (../src/mme/s1ap-path.c:285)

03/17 16:56:55.271: [mme] DEBUG:     ENB_UE_S1AP_ID[41] MME_UE_S1AP_ID[17] (../src/mme/s1ap-path.c:287)

03/17 16:56:55.271: [mme] DEBUG:     Group[3] Cause[0] Action[3] Delay[0] (../src/mme/s1ap-path.c:306)

03/17 16:56:55.271: [mme] DEBUG:     IP[10.100.108.9] ENB_ID[67177119] (../src/mme/s1ap-path.c:79)

03/17 16:56:55.275: [mme] DEBUG: mme_state_operational(): MME_EVT_S1AP_MESSAGE

(../src/mme/mme-sm.c:129)

03/17 16:56:55.275: [mme] DEBUG: s1ap_state_operational(): MME_EVT_S1AP_MESSAGE

(../src/mme/s1ap-sm.c:60)

03/17 16:56:55.275: [mme] DEBUG: [MME] UE Context release complete (../src/mme/s1ap-handler.c:919)

03/17 16:56:55.276: [mme] DEBUG:     IP[10.100.108.9] ENB_ID[67177119] (../src/mme/s1ap-handler.c:933)

03/17 16:56:55.276: [mme] DEBUG:     ENB_UE_S1AP_ID[41] MME_UE_S1AP_ID[17] (../src/mme/s1ap-handler.c:950)

03/17 16:56:55.276: [mme] DEBUG:     Action: UE context remove() (../src/mme/s1ap-handler.c:963)

03/17 16:56:55.276: [mme] INFO: Removed a UE. Number of UEs is now 0 (../src/mme/mme-context.c:63)

03/17 16:56:55.276: [emm] DEBUG: emm_state_initial_context_setup(): EXIT