Method for establishing virtual intranet over internet based on a digital closed network constructed from a telephone exchange and a key telephone system and the virtual intranet structure using the same
CN1684437A
Method for forming virtual internal network using closed network as base
TW200533114A
Method and architecture for composing virtual-internal network based on closed network
WO2005083960A1
Lan-to-lan voip system and related user interface
WO2005060372A2
Roaming communication system over internet
AU2003231690A1
Digital closed network constructed from a telephone exchange and a key telephone system and signal transmission method of the digital closed network
AU2003221026A1
Method for establishing point to point or point to multiple points internet connection(s)
JP2004096726A
Method for performing internet connectivity of point-to-point and point-to-multipoint
CA2415166A1
Modular switch system on high speed serial bus
TW200408313A
Lighting console for wirelessly controlling professional light modules
TW200407760A
Computer console for wirelessly controlling remote computers
US6680586B1
Lighting console for wirelessly controlling professional lighting modules
