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General Discussion

A place to talk about whatever you want

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S

COSEM Class 23 (Register Table) and Class 24 (Compact Array) for High-Speed Readout

compact-array class-24 optimization bandwidth fast-read sarah_jenkins

63 14 3
S

DLMS Extended Register (Class 4) Status Byte Bitmask: Reverse Flow & Tamper Detection

extended-regist class-4 status-byte data-integrity sarah_jenkins

61 13 3
E

DLMS/COSEM Error Codes & Exception Responses Comprehensive Analysis

error-codes exceptions debugging protocol-refere elena_rostova

67 16 3
D

COSEM Script Table (Class 9) Remote Execution Patterns & Billing Snapshot Triggers

script-table class-9 automation remote-action david_miller

85 25 3
S

DLMS Special Days Table (Class 11) for Holiday Tariff Overrides

special-days class-11 tariff billing calendar sarah_jenkins

61 13 3
A

DLMS/COSEM Master Key Renewal via Class 64 (Security Setup) Key Wrap

key-management class-64 key-wrap kms security alex_turner

52 16 2
C

PLC (G3-PLC / PRIME) Media MAC Framing & Intermittent DLMS Timeouts

plc g3-plc prime smart-grid noise-filtering carlos_mendez

46 13 2
A

COSEM Class 15 (Association LN): Access Rights & Attribute Level Security

association-ln class-15 rbac access-rights security alex_turner

40 10 2
S

Parsing DLMS Octet-String Date/Time into ISO 8601 Strings

date-time octet-string iso8601 data-types parser sarah_jenkins

44 12 2
A

Deciphering General-Ciphering (0xDB) and General-Signing (0xDF) APDUs

general-cipheri apdu security gmac decryption alex_turner

40 10 2
E

DLMS/COSEM Limiter Object (Class 71) for Demand Limiting & Overload Tripping

limiter class-71 demand-limiting grid-stability elena_rostova

40 10 2
C

RS-485 Multi-Drop Bus Reflection and Biasing Issues in Smart Meter Substation Loops

rs485 hardware substation termination signal-integrit carlos_mendez

40 10 2
S

DLMS/COSEM Activity Calendar (Class 20) TOU Tariff Table Switching

activity-calend tou tariff class-20 smart-grid sarah_jenkins

73 19 3
S

DLMS Conformance Block Negotiation: Conformance Bits Demystified

conformance aarq application-lay protocol-negoti sarah_jenkins

44 12 2
D

DLMS Disconnect Control (Class 70) Remote Cut-off and Reconnection State Machine

disconnect-cont class-70 relay prepayment remote-cut david_miller

67 16 3
M

Handling DLMS Push Setup (Class 40) DataNotification APDU with TCP Wrapper on Port 4059

push-setup class-40 data-notificati tcp-wrapper hes marcus_vance

61 13 3
E

DLMS Image Transfer (Class 18) Block Size Optimization & Verification Failure in OTA Updates

image-transfer class-18 ota firmware block-transfer elena_rostova

69 17 3
C

IEC 62056-21 Mode E Optical Probe Sign-On and Baud Rate Switch Failure

optical-probe iec-62056-21 mode-e baudrate serial carlos_mendez

63 14 3
M

Selective Access by Range on Profile Generic (Class 7) Returning Empty Buffer

profile-generic selective-acces class-7 load-profile marcus_vance

67 16 3
A

DLMS High-Level Security (HLS 5 / GMAC) AARQ Association Rejection (Result: 0x01)

security hls5 gmac aarq encryption alex_turner

88 19 4

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