# Pigeon

## Overview

Pigeon is a task used to trigger remote tasks, acquire logs or status by calling remote WebSocket service. It is DolphinScheduler uses a remote WebSocket service to call tasks.

## Create Task

- Click `Project Management -> Project Name -> Workflow Definition`, and click the `Create Workflow` button to enter the DAG editing page.
- Drag from the toolbar <img src="../../../../img/pigeon.png" width="20"/> to the canvas to create a new Pigeon task.

## Task Parameters

[//]: # (TODO: use the commented anchor below once our website template supports this syntax)
[//]: # (- Please refer to [DolphinScheduler Task Parameters Appendix]&#40;appendix.md#default-task-parameters&#41; `Default Task Parameters` section for default parameters.)

- Please refer to [DolphinScheduler Task Parameters Appendix](appendix.md) `Default Task Parameters` section for default parameters.

|  **Parameter**   |            **Description**            |
|------------------|---------------------------------------|
| Target task name | Target task name of this Pigeon node. |

