Method of operating a virtual private network
AssigneeSBC Properties, L.P.
InventorsPitsa Madoch, Wayne Robert Heinmiller, Christopher Michael LeBeau, John Wesley Moss, Dianna Inara Tiliks, Walter Martin Malinowski
Life of this patent
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Abstract
A method of operating a virtual private network includes the steps of: (a) dialing a custom number; (b) receiving the custom number at a switch (20) of a first carrier; (c) routing the call to a switch (18) of a second carrier based on having received the custom number; and (d) when the call to the switch (18) of the second carrier includes a plain old telephone number translation of the customer number, routing the call over the second carrier to a service switching point (26) of a third carrier.
Claims19
A method of operating a virtual private network, comprising the steps of:
- (a) dialing a number;
- (b) receiving the number at a service switching point of an originating carrier;
- (c) performing a number identifier operation to determining if a call should be routed on a private line to a intermediate carrier switch;
- (d) when the call is routed to the intermediate carrier switch over the private line, performing a custom dialing plan trigger on the number;
- (e) sending a query including the number to a network carrier service control point;
- (f) receiving a message containing a routing instructions including a plain old telephone number translation of the number;
- and
- (g) routing the call based on the routing instructions.
A method of operating a virtual private network, comprising the steps of:
- (a) dialing a number to initiate a call in a first local access and transport area;
- (b) receiving the number at a service switching point of a first carrier;
- (c) triggering on the number and sending a query to a network service control point;
- (d) receiving a response containing a routing instructions including a plain old telephone number translation of the number;
- (e) routing the call over a private line to a switch of an intermediate carrier;
- (f) routing the call over a private line from the intermediate carrier to a service switching point of a terminating carrier.
A method of operating a virtual private network, comprising the steps of:
- (a) dialing a custom number;
- (b) receiving the custom number at a switch of a first carrier;
- (c) routing the call to a switch of a second carrier based on having received the custom number;
- and
- (d) when the call to the switch of the second carrier includes a plain old telephone number translation of the custom number, routing the call over the second carrier to a service switching point of a third carrier.
Dependencies are inferred from the claim text.