Avbutil
- macOS avbutil Command
The `avbutil` command is included in macOS since macOS Sierra (needs verification).
- Known avbutil versions
OS | Release | Version
| ------- | -------
macOS Sierra | 10.12.6 | 506.1 macOS High Sierra | | macOS Mojave | | 740.1 macOS Mojave | 10.14.6 | 760.6 macOS Catalina | 10.15.2 | 800.17
- AVDECC Entity Controller
The AVDECC Entity Controller can be started from the *Terminal*.
``` $ avbutil avbutil 740.1
avbutil> controller avbutil> ```
Once the controller is started, the AVDECC Entity Controller window should open. This provides general information about the available AVB streams.
{AVDECC Entity Controller>}
To see what streams are patched where, open the AVDECC Connection Matrix from the Window menu (or by typing Cmnd-4). **This tool can be used to patch Talkers and Listeners with each other.** Talkers are listed across the top, and Listeners across the left. In the image, the one patched connection [X] below reflects that the Avid:E3 Engine output stream for channels 1-8 is patched to a MOTU:Stage-B16 input stream.