# SRT

## 1 SRT settings

![Fig. 1: The menu for the SRT settings](/files/RBukcyk1ygumbf8et1Mk)

{% hint style="danger" %}
**Docker port mapping must be extended for this as well.** The unique thing is UDP, which you build into the command as follows: -p 6000:6000/udp.

**By default Docker always uses TCP for the ports. So if you forget /udp, you will not be able to reach the SRT.**
{% endhint %}

### 2 SRT server

The ✅ checkmark activates the SRT server.

### 3 Port

Port settings for the SRT server.

{% hint style="info" %}
The default value for the listening address is port: 6000
{% endhint %}

### 4 Token

SRT token for publishing and playback. It is a protection against unwanted inputs/outputs. The token is the value of the URL query parameter 'token'. This setting is optional.

### 5 Passphrase

This setting encrypts the stream and is optional.

## Learn more

{% content-ref url="/pages/-M\_uA53Pks3B1GyDSBc8" %}
[Manual](/restreamer/knowledge-base/manual.md)
{% endcontent-ref %}


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