|
US2019244613A1
|
|
VoIP Cloud-Based Virtual Digital Assistant Using Voice Commands
|
|
US2016080434A1
|
|
System, method, and computer program product for resolving addressing in a network including a network address translator
|
|
US2015056962A1
|
|
Method and system for dual-network telephone calling
|
|
US2015056984A1
|
|
Single number services for fixed mobile telephony devices
|
|
US2008095144A1
|
|
Providing service availability despite bandwidth limitations
|
|
US2006168200A1
|
|
System and method for managing a flow of network status messages at a network operations console
|
|
US2007049329A1
|
|
IP-enhanced cellular services
|
|
US2007047707A1
|
|
IP-enhanced cellular services
|
|
US2007049342A1
|
|
MTA-cradle personal gateway
|
|
US2006221838A1
|
|
SIP maintenance unit
|
|
US2003235183A1
|
|
Packetized voice system and method
|
|
US7023794B2
|
|
Method and architecture for redundant SS7 deployment in a voice over IP environment
|
|
US7127043B2
|
|
Secondary subscriber line override system and method
|
|
US2003016656A1
|
|
Active voice messaging
|
|
US2002032731A1
|
|
System for enabling multiple clients to interact together over a network with a secure web page
|
|
US6917979B1
|
|
System and method for managing compliance with service level agreements
|
|
US6965569B1
|
|
Flexible scalable file conversion system and method
|
|
US7359960B1
|
|
Telecommunications control system using data interchange
|
|
US7216348B1
|
|
Method and apparatus for dynamically balancing call flow workloads in a telecommunications system
|
|
US2004162747A1
|
|
Integrated, interactive telephone and computer network communications system
|
