The Remote Engine Gen2 requires access to the following URLs:
- https://us-west.cloud.talend.com
- https://engine.<env>.cloud.talend.com
- wss://engine.<env>.cloud.talend.com
- https://pair.<env>.cloud.talend.com
where <env> is the name of your Cloud region. If you do not know what your region name is, see Talend Cloud regions and URLs