Before commenting read Forum rules
Don't comment the topic if you have a new question.
You can create a new topic selecting correct category from Gurux Forum and then create a new topic selecting "New Topic" from the top left.
Forums
HELLO!
i am using GMAC for communication,there is one problem that i don't know the system title used in Director, because the IV=Sys-T II IC,so i don't known how to calculate the Authentication Tag
17:00:26 Send AARQ request
7E A0 59 02 23 03 10 8B BC E6 E6 00 60 4A A1 09 06 07 60 85 74 05 08 01 01 A6 0A 04 08 41 42 43 44 45 46 47 48 8A 02 07 80 8B 07 60 85 74 05 08 02 05 AC 12 80 10 67 59 6A 34 47 3D 67 69 42 59 5E 30 5B 28 55 6D BE 10 04 0E 01 00 00 00 06 5F 1F 04 00 00 18 1F FF FF 96 0C 7E
17:00:27 Received data
7E A0 53 03 00 02 00 23 30 13 29 E6 E7 00 61 42 A1 09 06 07 60 85 74 05 08 01 01 A2 03 02 01 00 A3 05 A1 03 02 01 0E 88 02 07 80 89 07 60 85 74 05 08 02 05 AA 0A 80 08 50 36 77 52 4A 32 31 46 BE 10 04 0E 08 00 06 5F 1F 04 00 00 18 1F 01 00 00 07 11 08 7E
17:00:27 Parsing AARE reply<CR><LF>61 42 A1 09 06 07 60 85 74 05 08 01 01 A2 03 02 01 00 A3 05 A1 03 02 01 0E 88 02 07 80 89 07 60 85 74 05 08 02 05 AA 0A 80 08 50 36 77 52 4A 32 31 46 BE 10 04 0E 08 00 06 5F 1F 04 00 00 18 1F 01 00 00 07
17:00:27 Authenticating
7E A0 2D 02 23 03 32 78 86 E6 E6 00 C3 01 81 00 0F 00 00 28 00 00 FF 01 01 09 11 10 00 00 00 00 27 08 02 1C DC DA 99 07 84 77 B7 C3 99 B4 7E
Image
HLS(5)
The AARQ message contains the calling-AP-title ABCDEFGH
Gurux.DLMS.GXDLMSException: Invalid password. Server to Client c
thanks，very much! the f(Stoc) is solved,and i tyied to reply the f(ctos),like below:
the sever systitle is:4D 4D 4D 00 00 BC 61 4E
FC:00 00 00 01
IV=4D 4D 4D 00 00 BC 61 4E 00 00 00 01
SH=10
i have checked many times that the T = GMAC (SC II AK II Ctos) is correct
but drector reply:
Gurux.DLMS.GXDLMSException: Invalid password. Server to Client challenge do not match.
17:26:12 Send AARQ request
7E A0 59 02 23 03 10 8B BC E6 E6 00 60 4A A1 09 06 07 60 85 74 05 08 01 01 A6 0A 04 08 41 42 43 44 45 46 47 48 8A 02 07 80 8B 07 60 85 74 05 08 02 05 AC 12 80 10 52 4D 73 6E 30 59 54 3B 38 5D 35 62 77 3C 36 71 BE 10 04 0E 01 00 00 00 06 5F 1F 04 00 00 18 1F FF FF B5 AF 7E
17:26:13 Received data
7E A0 5F 03 00 02 00 23 30 89 98 E6 E7 00 61 4E A1 09 06 07 60 85 74 05 08 01 01 A2 03 02 01 00 A3 05 A1 03 02 01 0E A4 0A 04 08 4D 4D 4D 00 00 BC 61 4E 88 02 07 80 89 07 60 85 74 05 08 02 05 AA 0A 80 08 50 36 77 52 4A 32 31 46 BE 10 04 0E 08 00 06 5F 1F 04 00 00 18 1F 01 00 00 07 0E 6E 7E
17:26:13 Parsing AARE reply<CR><LF>61 4E A1 09 06 07 60 85 74 05 08 01 01 A2 03 02 01 00 A3 05 A1 03 02 01 0E A4 0A 04 08 4D 4D 4D 00 00 BC 61 4E 88 02 07 80 89 07 60 85 74 05 08 02 05 AA 0A 80 08 50 36 77 52 4A 32 31 46 BE 10 04 0E 08 00 06 5F 1F 04 00 00 18 1F 01 00 00 07
17:26:13 Authenticating
7E A0 2D 02 23 03 32 78 86 E6 E6 00 C3 01 81 00 0F 00 00 28 00 00 FF 01 01 09 11 10 00 00 00 00 27 08 02 1C DC DA 99 07 84 77 B7 C3 99 B4 7E
17:26:13 Received data
7E A0 28 03 00 02 00 23 52 C9 0E E6 E7 00 C7 01 81 00 01 00 09 11 10 00 00 00 01 31 12 CA 92 E5 E3 A1 4D 2E 7A 1C 47 42 FB 7E
Gurux.DLMS.GXDLMSException: Invalid password. Server to Client challenge do not match.
HLS(5)
I have hit this obstacle too. I have already reported it against DLMSDirector.