Upgrade the Comm Broker

To upgrade the Comm Broker, download the latest version and replace the existing docker image.

Note
Use this procedure only to upgrade to a minor release. You must do a fresh install to upgrade to a major release.

To upgrade a Comm Broker:

Obtain the latest version of Comm Broker from Trellix support.
Unzip the new version in a location that is not the installation directory, and replace the old Comm Broker cb_<old_version>.tar file with the new Comm Broker cb_<new_version>.tar file.
To stop the Comm Broker service, use the command docker ps to get the name of the container, and then use the following command:
```
docker stop <container_name>
```
Remove the stopped container:
```
docker rm <container_name>
```
Remove the old image:
```
docker rmi cb:latest
```
Run the new Comm Broker image.
```
sh run_sender.sh
```