Export and Import Data Source Settings
You can export and import configurations for Phone or LAN (Screen) Data Sources from an external file that was exported from another source. The format of the imported files must conform to requirements for Data Source import formats as described
You may wish to use this feature if you have a large number of extensions in your enterprise. You can create a data source Third-party systems that provide data to the system, including employee and device states, and data change events. Typical data sources are phone switches, PBXs, or LANs. in Enterprise Manager, export the data source settings, then copy, paste, and edit within the .csv file to create multiple member groups and associated extensions, finally importing the new file back into your system.