I wrote this TCL/IVR script that will call you back provided that your calling number is pre-configured in a list of ANIs. You will then receive dialtone and be able to place further unlimited calls.
The way to use it, is to assign an unused DID via a Dial Peer that has "incoming called-number" and "service callback". It is quite basic for now and I will appreciate any feedback at my email address.
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.