Toll-free internet service

Touch tone replacement for internet telephony

Trading call system and method of remote-controlling the same

Traffic generation during inactive user plane

Traffic restriction for a network with QoS transmission

Transaction card information access web service

Transient tunneling for dynamic home addressing on mobile hosts

Transit trunk subnetwork system

Translation of identifiers of user installation terminal in...

Translation of identifiers of user installation terminal in...

Transmission and reception of TCP/IP data over a wireless...

Transmission and reception of TCP/IP data over a wireless...

Transmission of a binding update message indicating a care...

Transmission of digitized voice, voiceband data, and phone...

Transmission system of telephony circuits over a packet switchin

Transmission system using packet switched network

Transparent flexible concatenation

Transparent interchangeable network (TIN)

Transport mechanism for ISDN backhaul over IP

Transport networks supporting virtual private networks, and...