If you want this for specific number (hunt group/team) and you have CUCM 9.x or later then you can use 'Native call queuing' feature. And if you are using other than this CM then you should have Unity (CUE/CUC) or UCCX.
Are you getting this error “Installer User Interface Mode Not Supported. The installer cannot run in this UI mode. To specify the interface mode, use the -i command-line option, followed by the UI mode identifier. The value UI mode identifiers...
The below trick might come handy when you have to add a new node to a cluster but you don't have or is unsure of the security password for the publisher. This procedure has been around for ages.
1) Login into the CLI of the Publisher.