Matches 1 - 3 out of 3
Match Document Document Title
7417981 Method and apparatus for enhanced Internet Telephony  
A method and apparatus for enhanced Internet telephony ensures that communication between a source and destination is not interrupted by common network address translation. According to one aspect...
7386111 Method and apparatus for placing a long distance call based on a virtual phone number  
A method and apparatus for reducing the cost of long distance phone calls is disclosed. Accordingly, an originating phone network is operatively connected to a first intermediate point, and a...
7245585 Method and system for transmitting traffic in a virtual tunnel of a transmission line  
A network element for a telecommunications network includes a port for connection to a transmission line of the telecommunications network. A plurality of transmission line interfaces each include...
Matches 1 - 3 out of 3