1. A communication network for handling emergency calls comprising:
a public safety answering point configured to receive a call from a caller and signaling for the call that indicates a key
associated with the call and transfer dispatch information that identifies the key, wherein the key comprises a media access
control (MAC) address;
a mobile responder device configured to receive the dispatch information, generate and transmit a context request that indicates
the key, and receive a context response that includes a context information; and
a customer information system configured to receive the context request, process the context request to select the context
information from a plurality of context information based on the key, and transfer the context response.