FAQ
Isolating 5G NR Throughput in an NSA Deployment
Is it possible to extract plots from LMA specifically for 5G NR throughput only? Short Answer Yes. LMA captures all data layers simultaneously — from the Application layer down to the Physical layer of every component carrier (CC). While NSA mode ...
Wi-Fi Coverage Testing: Heat Maps vs. Point-Data Surveys
WirelessMetrix Support | Frequently Asked Questions Wi-Fi Coverage Testing: Heat Maps vs. Point-Data Surveys Category: Wi-Fi / WLAN Testing | Product: DASView Walk-Test Software Question Can WirelessMetrix provide heat map drawings showing wireless ...
Can I adjust the PCI colors in DASView?
The PCI colors are assigned based on a periodic rotation of colors. Once you have made the change, you will need to regenerate all of the images based on the update. To to this, choose the legend by applying the checkbox to the left, then "Apply". A ...
Encapsulated Security Protocol (ESP) authentication key status
Question: a red ”N” appeared at the bottom right corner of LM showing ‘No key’. Could you please let me know the reason for this? Answer: Some networks will employ Encapsulated Security Protocol for the data packets that are used for voice call set ...
What is the difference between the All and Event tabs in the RTP Packet Header parameters in LMA?
In LMA, the DL/UL RTP Packet Headers parameters can be extremely useful in analyzing RTP communications, but the difference between parameters under the All tab and Event tab is not immediately obvious. The difference between these tabs is that the ...
UL MIMO analysis in LML and LMA
As the lifecycle of 5G marches onwards, UL MIMO will continue to show up in locations around the country, necessitating more and more testing. To facilitate this testing, there are a variety of ways to analyze UL MIMO using both Link Master Logging ...
iPerf3 Server Configuration Details
To use iPerf in Link Master Logging (LML), you need to set up a compatible server. The first step of this process is to install iperf3. If you are using ubuntu, install iperf3 using the command sudo apt install iperf3 To install manually, Download ...
Why are some parameters crossed out in LMA?
While using Link Master Analysis (LMA), you may come across a parameter which is both filled in and crossed out. The reason these are crossed out is that the selected view mode is not compatible with the parameter type. For example, above the IMEI ...
What does GOOD/BAD result mean during iPerf test?
When running a iPerf test, you may come across the test results GOOD / BAD These results evaluate whether the throughput is above (GOOD) or below (BAD) a threshold set on the Plan Settings tab. In this example, the DL speeds are 100 Mbps, which is ...
How to use scenario mode
You can see a video tutorial of the content in this article. In this article, we'll show you how to use the scenario test mode in Link Master Logging (LML) to create a custom test plan. Step 1 Open the Plan Settings tab and select Scenario from the ...
Is there any method to check the audio codec on LML to see whether the device is on EVS or AMR?
Yes, you can see the codec in LML – there is a UI under “General”: Or you can create a custom table:
LMA KPIs are shown with a cross-out line
Answer: Some KPIs are "String type" values and they are not compatible with maps, statistics, or time graph. When the default view is set to grid, then the KPIs will not display as crossed-out; however, if the default view is set to a value that is ...
RAT Indicator in LMA
Question: In LMA, is there a screen where it would show RAT information/changes for NR and LTE? Similar to what QXDM has (RAT indicator screen) Answer: Yes, you can find this parameter under "Serving Network":
How in LML can we record logs without any plan implementation? We just want LML logging idle devices.
There are two techniques that you can use to collect data without having the phones make active test calls. 1. Set the plan to "Idle" With this plan option when you start the measurement, then the log file will begin, but the phones will under manual ...