Help Read the Intercom Master/Client README, Section 4 for more detailed explanations about the address bitmap configuration. The table shows all the clients that will be selected with this group address map. To activate a client with a given ID, select the corresponding checkbox. The disable-uncheck it. Select All To activate all clients for this group click the Select All button. Clear All To disable all clients for this group click on the Clear All button. Apply To store changed settings click on Apply at the bottom of the page. The device will restart with the new setting. Close To abandone the changes and/or get back to the previous config page click on Close button.