Patent ID: 7388868

Claim:
In a communication system having a communication network, the communication system controlled by a communication system controller also connected to the communication network, and to an originating station operable to originate a call of at least a first selected call-type therefrom, the call routable by way of a normal-operation communication link, an improvement of apparatus for facilitating call completion of the call when the call is of the at least the first selected call-type and subsequent to failure of the normal-operation communication link, said apparatus comprising: an emergency call router at least coupled to the access gateway, said emergency call router selectably operable responsive to failure of the normal-operation communication link for routing the call of the first selected call-type, thereby to facilitate call completion of the first selected call-type originated by the origination station; and a target gateway coupled to the emergency call router; said emergency call router determines whether the call request is for a call of the first selected call-type prior to said operation of routing the call of the first selected call-type.