1. A telephony application server system comprising: one or more application servers, each application server comprising: a provider framework module for interfacing with one or more SCCP proxy modules; a core engine module interfacing with the provider framework module and executing in a first execution thread; one or more instances of a virtual machine interfacing with the core engine module; and one or more script pools each associated with a respective one of the one or more instances of the virtual machine, the script pools each containing an application comprising one or more scripts, the core engine module operative to receive a first triggering event from the one or more SCCP proxy modules, the core engine module operative to activate a selected first instance of the one or more instances of the virtual machine to run a first instance of a designated application to respond to the first triggering event, the first instance executing in a second execution thread separate from the first execution thread.