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Description

Questions and comments about<br />
Gurux <b>DLMS/COSEM for Java</b> Protocol Component.

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By utkarsh , 14 March, 2020

Logging in DLMS Java library

Forums
Gurux DLMS for Java

Hi Mikko,

I can see logger is use in some class files but logger properties is not available in the project.
Also, is there any plans to use log4j2 instead of java util logger.

Regards,
Utkarsh

By Ohadi , 24 February, 2020

Failed to received reply from the media - using GXListener on Java and Landis+Gyr E350

Forums
Gurux DLMS for Java

Hi Kurumi,

We are trying to read data from a Landis+Gyr E350 using DLMS over GPRS, reading by a cloud server running Java.

The server (meter) successfully initiates the connection with the client (Java server). However, when the client tried to read data from the server, a "Failed to received reply from the media" error is received

By utkarsh , 4 February, 2020

GXDLMSLimiter Class

Forums
Gurux DLMS for Java

Hi Mikko,

GXDLMSLimiter class is having monitoredValue.
private GXDLMSObject monitoredValue;

but as per blue book it should as below
monitored_value
Defines an attribute of an object to be monitored. Only attributes with simple data types are allowed.
value_definition ::= structure
{
class_id: long-unsigned,
logical_name: octet-string,
attribute_index: integer
}

which is implement through GXDLMSMonitoredValue.

Please let me know your inputs on it.

Regards,
Utkarsh

By utkarsh , 20 January, 2020

Notifications are not encrypted

Forums
Gurux DLMS for Java

Hi Mikko,

I am using push listener example for send notifications to HES. But it seems they are not encrypted.

HES has received
00 3C 0F C0 00 00 01 00 02 02 01 02 02 04 12 00 28 09 06 00 07 19 09 00 FF 0F 02 12 00 00 02 04 12 00 08 09 06 00 00 01 00 00 FF 0F 02 12 00 00 09 0C 07 E4 01 0D 01 0D 23 01 62 01 2C 00

Regards,
Utkarsh

By ms , 20 January, 2020

Reading multiple meter via serial

Forums
Gurux DLMS for Java

Hi,

we would like to read multiple meter via serial as fast as possible.
For each meter, we initialize the connection by sending an SNMR and AARE request,
then we read the Obis codes we are interested in and then we send a disconnect request as explained here: https://www.gurux.fi/Gurux.DLMS.Client

By pramodahanya , 20 January, 2020

Logging XML or unencrypted PDU while using HLS connections

Forums
Gurux DLMS for Java

Dear Mikko,
Is there an option to log either XML or unencrypted PDU's while using HLS connections. The encrypted PDU's are not giving any useful information for debugging.
BR
Pramod

By utkarsh , 16 January, 2020

Example code for Write and Action Methods

Forums
Gurux DLMS for Java

Hi Mikko,

Can you please share example code for write and action methods.
Example for Disconnect control to make Connect from Disconnect.

Regards,
Utkarsh

By pramodahanya , 8 January, 2020

Issues while connecting to meter using the client example with HLS

Forums
Gurux DLMS for Java

Dear, I am trying to connect to the meter using HLS. I am using the new client example with the option of reading the invocation counter.
Below are the command line arguments i am passing:
-h 10.130.129.33 -p 10039 -r ln -c 1 -s 1 -w -t Verbose -a HighGmac -C AuthenticationEncryption -P 12345678 -v 0.0.43.1.0.255
The meter only supports UDP so I have changed the Settings class to use NetworkType.UDP

By utkarsh , 6 January, 2020

Number of Threads for example java meter server

Forums
Gurux DLMS for Java

Hi Mikko,

While executing example java meter server, I noticed that while I have created a single thread to listen on 1 socket but there are other ~24 threads executing.
Please let me know whether these 24 threads are mandatory ? how can i remove them? I need to simulate millions of example java meter server.

Regards,
Utkarsh

By utkarsh , 23 December, 2019

Instantaneous Profile

Forums
Gurux DLMS for Java

Hi Mikko,

How to implement Instantaneous profile in example meter server ? Is it same as BIlling, load profile just with different OBIS code ?

Regards,
Utkarsh

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