James/David, There is a bug in the released software versions when using Voice Only or external DHCP server(SBS server) topology. After you Apply Configuration, you have to relaunch the UC320W Configuration Utility after the Apply is finished, as it...

Adam, Thanks for the information. For Ben or Adam,Can you provide some additional information please? When the phone being monitored has an orange lamp, can you still place calls to that phone? Please make more than one call to verify it is working ...

Barry,You can work around this by turning off  'Allow Direct Extension Dial' in the main menu, but you will have to  create a submenu if you want to still allow Direct Extension dialing. New custom prompts will be needed to guide the user thru the me...