HL78 NIDD for Network to Module data transfer with error UE not found

IoT Modules HL78
1

Hi Team

I tried following same steps that you have mentioned in attached pdf, but for me it is failing with below error

[root@CBC-2023051000 doc]# pwd
/root/mme/doc
[root@CBC-2023051000 doc]# ./ws.js 127.0.0.1:9000 '{"message":"non_ip_data","imsi":"001010123456789","imeisv":"3546160901929619","erab_id":5,"data":"0102030405060708090a0b0c0d0e0f"}'
WebSocket remote API tool version 2022-12-16, Copyright (C) 2012-2022 Amarisoft
[0.003] ### Connected to 127.0.0.1:9000
[0.003] ### Ready: name=MME, type=MME, version=2022-12-16
[0.003] <== Send message non_ip_data id#1
[0.024] ==> Message received
{
    "message": "non_ip_data",
  **"error": "UE not found",**
    "message_id": "id#1",
    "time": 145.231,
    "utc": 1694002984.633
}
[root@CBC-2023051000 doc]#

while sending data from module to AMarisoft network is working fine

MicrosoftTeams-image
MicrosoftTeams-image1443×946 120 KB

This is the currently loaded mme config file data for NIDD in my amarisoft

	{
      pdn_type: "non-ip",
      access_point_name: "nonip",
      erabs: [
        {
          qci: 9,
          priority_level: 15,
          pre_emption_capability: "shall_not_trigger_pre_emption",
          pre_emption_vulnerability: "not_pre_emptable",
        },
      ],
    },

(mme) imsconnect
(mme) ue
            SUPI           IMEISV  CN M-TMSI/5G-TMSI REG           TAC #BEARER IP_ADDR
001010123456789 3546160901929619 EPC      0x1f6a7d5   Y  00101.   0x2       1
(mme)

Below is the module details

AT+CRTDCP=1
OK
AT+CGSN=2
+CGSN:"3546160901929619"
OK
at+cimi
001010123456789
OK
ati9
HL7800.4.7.1
OK
at+cgdcont?
+CGDCONT: 1,"Non-IP","nonip",,0,0,0,0,0,,0,,,,,
OK
at+cops?
+COPS: 0,0,"Amarisoft Network",9
at+cgcontrdp
+CGCONTRDP: 1,5,"nonip.mnc001.mcc001.gprs",,,,,,,,,,,,
OK
2

Hi @athummar,

From the image you provided, it appears that the data has been sent successfully. Please describe in more detail any specific issues or questions you still have. If there is any issue, please provide the entire log file in .txt format to facilitate issue analysis.

Thanks,