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| Number | Title | Issue Date |
| 7945663 | Systems, methods, and computer program products for adaptively adjusting a registration interval of an endpoint Methods, systems, and computer program products for adaptively adjusting a registration interval of an endpoint are provided. In an embodiment of the subject matter disclosed herein, a method of adaptively adjusting a registration interval of an endpoint comprises d... | 05/17/2011 |
| 7764605 | Methods and systems for measurement-based call admission control in a media gateway Methods and systems for measurement-based call admission control in a media gateway are disclosed. A request for establishing a new voice-over-IP (VoIP) call for sending and receiving voice over IP packets in a media gateway is received. The request indicates a requ... | 07/27/2010 |
| 7760657 | System and method for performing subscriber loop testing in an optical network An access network includes a test system controller that provides a test request in Signaling Network Management Protocol (SNMP) messages to an element management system. A network gateway, in conjunction with the element management system, provides test commands to... | 07/20/2010 |
| 7738449 | Method and apparatus for providing voice signals to and from a telecommunications switch A voice gateway (64) includes an input port (70) that receives a voice signal from an unbundled analog line (62) coupled to a Class 5 switch (52). The voice signal is converted to a digital format by an analog-to-digital and digital-to-an... | 06/15/2010 |
| 7729346 | UMTS call handling methods and apparatus Methods and apparatus for transparently switching a local instance of a UMTS protocol-based call from a first card or module of a media gateway to a second card or module of the media gateway, such that the remote end of the call is not aware that the call has been ... | 06/01/2010 |
| 7729344 | Methods and apparatus for controlling signaling associated with a private branch exchange within a session over internet protocol network A method includes receiving a media signal at an interface device in communication with and disposed between an Internet Protocol private branch exchange (IP-PBX) and a first endpoint. The media signal is associated with the first endpoint and is associated with a s... | 06/01/2010 |
| 7725708 | Methods and systems for automatic denial of service protection in an IP device Methods and systems for automatic denial of service protection in an IP device are disclosed. Packets are received at a network interface of an IP device, the packets being addressed to a network address of the network interface. The packets addressed to the network... | 05/25/2010 |
| 7716729 | Method for responding to denial of service attacks at the session layer or above In a method for responding to a denial of service attack at a higher layer of a communication network, said communication network also having a lower layer beneath the higher layer for receiving packet information from users, providing a packet filter inspection lay... | 05/11/2010 |
| 7715403 | Methods, systems, and computer program products for load balanced and symmetric path computations for VoIP traffic engineering The subject matter described herein includes methods, systems, and computer program products for load balanced and symmetric SPF path computations for VoIP traffic engineering. One method includes advertising an output interface cost in a first direction over a firs... | 05/11/2010 |
| 7706290 | Object-based operation and maintenance (OAM) systems and related methods and computer program products Object-based operation and maintenance (OAM) systems and related methods and computer program products are disclosed. One exemplary system includes a computer comprising a memory. The computer is in communication with a network comprising a network-attached componen... | 04/27/2010 |
| 7701857 | Method, system, and computer-readable medium for resource-based route selection A method, system, and computer-readable medium for selecting a route in a network are provided. A respective link cost is assigned to links of a plurality of routes, and a respective node cost is assigned to nodes of the plurality of routes. A respective link cost i... | 04/20/2010 |
| 7675900 | System and method for interfacing between signaling protocols A telecommunications network (10) includes a gateway (18) receiving signaling information in a media gateway and call session control format from a Class 5 softswitch (26). The gateway (18) converts the media gateway and call sessi... | 03/09/2010 |
| 7626929 | Methods and apparatus for predictive call admission control within a media over internet protocol network A method includes receiving at an ingress session exchange device a call admission control (CAC) condition and a CAC value associated with an endpoint of a first egress session exchange device and CAC-related information associated with an endpoint of a second egres... | 12/01/2009 |
