# Payload Assistant Desktop

Orus L Fully compatible with the **Gremsy Assistance Desktop** offering advanced control and configuration capabilities over USB-Ethernet for settings and testing the payload.

### **Video Stream and Control via Payload Assistant Desktop**

Use the USB-C port to stream and control the Orus-L payload using the **Payload Assistant Desktop** application.

{% stepper %}
{% step %}
**✅ Step 1: Launch the Application**

Open Payload Assistant Desktop v2.0.0.1 or later on your computer.

{% embed url="<https://github.com/Gremsy/Payload-Assistant-Desktop/releases/tag/v2.0.0.1>" %}
{% endstep %}

{% step %}
**✅ Step 2: Configure RTSP Video Stream**

URL RTSP: <mark style="color:green;">rtsp\://192.168.55.1:8554/payload</mark>

*Port 8554 is used for RTSP (Real-Time Streaming Protocol).*
{% endstep %}

{% step %}
**✅ Step 3: Set Communication Settings**

* IP: 192.168.55.1
* PORT: 14566

*Port 14566 is used for MAVLink telemetry communication.*
{% endstep %}

{% step %}
**✅ Step 4: Connect**

1. Status will show: "PAYLOAD CONNECTED" if successful.
2. Click "Open Video" to start the RTSP stream (video feed).
3. Click "Connect" to establish the MAVLink link via port 14566.
   {% endstep %}
   {% endstepper %}

<figure><img src="https://lh7-rt.googleusercontent.com/slidesz/AGV_vUf-ugPEMs79basbGgYRU7CDELWlf4QfpQh4NoLdPho2yUanpytgr8Glsf-goeK0WiGXfpCv-aJ8tf0BH1IWndlkwZcAis8tHEKN9pXmRilrAApJlCFTjfIwGcbj_hoqEWY0LeTuig=s2048?key=JcykXgYdliLWfWdlkzdgOQ" alt=""><figcaption></figcaption></figure>

<figure><img src="/files/rPXLYf2AEQ6E1lxB2lER" alt=""><figcaption></figcaption></figure>

<figure><img src="/files/HR2YRv4GQF85IAYaZGnZ" alt=""><figcaption></figcaption></figure>

<figure><img src="/files/GrWn7MaDOFcdXmtEPj4A" alt=""><figcaption></figcaption></figure>


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.gremsy.com/payloads/orus-l/software-configuration/assistance-software/payload-assistant-desktop.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.