Virtual PBX based on feature server modules

An internet telephony apparatus comprising:

• a network interface for receiving internet telephone calls originating from a plurality of virtual private branch exchanges;
• a memory for storing rules for handling the internet telephone calls, the memory including storage for a distinct set of rules for each virtual private branch exchange;
• and
• a feature server operably coupled to the network interface and the memory for handling each internet telephone call according to the set of rules associated with the originating virtual private branch exchange.

A method for handling internet telephone calls originating from a plurality of virtual private branch exchanges, the method comprising:

• maintaining a plurality of rule sets, each rule set associated with a different virtual private branch exchange;
• receiving an internet telephone call;
• determining an originating virtual private branch exchange for the telephone call;
• and
• processing the telephone call according to the rule set associated with the originating virtual private branch exchange.