# Extension

Source: https://help.malighting.com/grandMA3/2.3/HTML/keyword_extension.html
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To enter the Extension keyword in the command line, use one of the options:

- Type **Extension**
- Type the shortcut **Exte**

## Description

The Extension keyword is an object keyword which is used to address all extensions in the network. 



## Syntax

\[Function] Extension \["Extension\_Name" or Extension\_Number]

## Examples

- To list all extensions that are currently in the same network, type:

|                                                                    |                                    |
| ------------------------------------------------------------------ | ---------------------------------- |
| ![](/img/grandma3/2-3/icon_commandline-input_logo_v2-0-59d23e.png) | User name\[Fixture]>List Extension |

 

- To invite extension "FOH3" to the station where you execute the command, type:

|                                                                    |                                             |
| ------------------------------------------------------------------ | ------------------------------------------- |
| ![](/img/grandma3/2-3/icon_commandline-input_logo_v2-0-59d23e.png) | User name\[Fixture]>Invite Extension "FOH3" |