An example system includes a service proxy controller and a number of service proxy
workers. The service proxy controller is configured for providing routing policies for a …

(57) ABSTRACT A positioning system (eg, GPS) integrated in, or coupled to, a mobile device
determines the position of the mobile device. An availability status manager (ASM) in a …

6,442.404 B1 8/2002 Sakajiri 2006/0023657 A1 2/2006 Woodson et al. 6,542,475 B1
4/2003 Bala et al. 2006/0030357 A1 2/2006 McConnell et al. 6,584,093 B1 6.2003 Salama …

6993.360 B2 1/2006 Plaheetal. 2006/0116127 A1 6/2006 Wilhoite et al. 6993.56 B2 1/2006
Linckeletal. 2006/O1268. 06 A1 6/2006 Trandal et al. 6,999.469 BT 22006 Chietal. 2006 …

Systems, methods and computer program products for utiliz ing location information in a
virtual private branch exchange (VPBX) system are described. In some implementations, the …

The present invention relates to a failure detection method and system operating at the
session control layer, preferably within an IMS/SIP architecture, which monitors the status of …

U_g_ PATENT DOCUMENTS 2004/0229620 A1 11/2004 Zhao et al. 2005/0047373 A1
3/2005 Kojima 6,230,024 B1 5/2001 Wang et 31 ' 2005/0047579 A1 3/2005 Salame 6 377 …

the subject matter described herein relates to management of message traffic distribution
and processing among a plurality of network nodes. More particularly, the subject matter …

Fault tolerant VoIP systems and methods to operate the same are disclosed. An example
method comprises receiving a registration request at an edge device of a Voice over Internet …

Methods and apparatus to manage Internet Protocol (IP) Multimedia Subsystem (IMS)
network capacity are dis closed. An example method comprises identifying a termi nating …