Subscriber call routing processing system

Subscriber call routing processing system

Subscriber profile extension (SPEX)

Subscriber system transmission apparatus with line...

Switched telecommunication network, method of establishing a...

Switching core controller for digital cross-connect system,...

Switching system control method and apparatus

System access modules for use with a telecommunications...

System access modules for use with a telecommunications...

System and computer program for routing a dedicated number...

System and method for a local number portability cache

System and method for alternative routing of subscriber calls

System and method for an online speaker patch-through

System and method for automatically generating a routing plan fo

System and method for branching a telephone call

System and method for call handling

System and method for call re-direction in H.323 network

System and method for call treatment

System and method for code routing in a telephony network

System and method for edge switch query using advanced...