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  2. Connection Is Permanently Rejected. The Application Context Name Is Not Supported

Connection is permanently rejected. The application context name is not supported

By DenisMalakhov , 22 May, 2024
Forums
DLMSDirector

Hello. I tried to connect to the counter and got this error. What could be the problem?

GXDLMSDirector 9.0.2404.1801
Log created 9:26:25
09:27:12 Initializing Network connection.
9:27:14 Send SNRM request.
7E A0 0A 00 02 FE FF 61 93 BB C4 7E
9:27:15
7E A0 23 61 00 02 14 43 73 86 44 81 80 14 05 02 00 80 06 02 00 80 07 04 00 00 00 01 08 04 00 00 00 01 CE 6A 7E
09:27:15 Parsing UA reply succeeded.
9:27:15 Send AARQ request.
7E A0 4F 00 02 FE FF 61 10 8D 45 E6 E6 00 60 3E A1 09 06 07 60 85 74 05 08 01 01 8A 02 07 80 8B 07 60 85 74 05 08 02 02 AC 12 80 10 6D 38 0E 57 56 65 40 6A 31 59 3A 57 16 77 0D 29 BE 10 04 0E 01 00 00 00 06 5F 1F 04 00 62 1E 5D FF FF 58 13 7E
9:27:17
7E A0 5B 61 00 02 14 43 30 B9 FB E6 E7 00 61 4A A1 09 06 07 60 85 74 05 08 01 03 A2 03 02 01 00 A3 05 A1 03 02 01 00 88 02 07 80 89 07 60 85 74 05 08 02 02 AA 12 80 10 CA 86 38 D6 23 18 85 59 D4 DB 20 52 1C 80 A9 C8 BE 10 04 0E 08 00 06 5F 1F 04 00 00 1C 1D 00 80 00 07 C4 26 7E
09:27:17 Disconnect request
9:27:17
7E A0 0A 61 00 02 14 43 73 3C 66 7E
Gurux.DLMS.GXDLMSException: Connection is permanently rejected. The application context name is not supported.
Meter expects Logical Name referencing with secured connection.
в Gurux.DLMS.Internal.GXAPDU.ParsePDU2(GXDLMSSettings settings, GXICipher cipher, GXByteBuffer buff, GXDLMSTranslatorStructure xml)
в Gurux.DLMS.Internal.GXAPDU.ParsePDU(GXDLMSSettings settings, GXICipher cipher, GXByteBuffer buff, GXDLMSTranslatorStructure xml)
в Gurux.DLMS.GXDLMSClient.ParseAAREResponse(GXByteBuffer reply)
в GXDLMSDirector.GXDLMSCommunicator.ParseAAREResponse(GXByteBuffer data)
в GXDLMSDirector.GXDLMSCommunicator.InitializeConnection(Boolean force)
в GXDLMSDirector.GXDLMSDevice.InitializeConnection()
в GXDLMSDirector.MainForm.Connect(Object sender, GXAsyncWork work, Object[] parameters)

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Profile picture for user Kurumi

Kurumi

2 years ago

Hi, Your meter expects a…

Hi,

Your meter expects a secured connection. Select "Secured connections" tab and change Security to AuthenticationEncryption. Then set block cipher and authentication keys.

BR,
Mikko

DenisMalakhov

2 years ago

Do I need to get these keys…

Do I need to get these keys from the manufacturer?

Profile picture for user Kurumi

Kurumi

2 years ago

Hi, Yes, the keys are…

Hi,

Yes, the keys are usually coming with the meter. Some meter manufacturers use the same keys for all the meters, but usually, there it's own key for each meter.

BR,
Mikko

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