Method and apparatus for communicating with one of plural devices associated with a single telephone number during a disaster and disaster recovery

A method of providing a recovery telecommunication service to an enterprise operating a first telecommunication network connected to a first wireless connection unit, said method comprising the steps of:

• detecting whether a disaster has occurred at a first location that has rendered the first telecommunication network inoperable;
• if the first telecommunication network is inoperable, enabling a second wireless connection unit to serve as a recovery server to operate the first telecommunication network;
• and
• servicing a communication destined for a dialed telephone extension of the first telecommunication network by rerouting the destined communication for the first telecommunication network to the second wireless connection unit
• wherein the second wireless connection unit reroutes the destined communication according to a database within the second wireless connection unit having a plurality of telephone extensions associated with the first wireless connection unit, the database being substantially the same as another database within the first wireless connection unit.