Telmex Internacional is a Mexican holding company providing through its subsidiaries in Brazil, Colombia, Argentina, Chile, Peru and Ecuador a wide range of telecommunications services, including voice, data and video transmission, Internet access and integrated telecommunications solutions; pay cable and satellite television;

and print and Internet-based yellow pages directories in Mexico, the United States, Argentina, Colombia and Peru. Telmex Internacional (NYSE:TII) is a listed company in the US, Mexico (BVM) and Spain (LATIBEX).
Telmex deployed Intraway to manage, provision and deliver almost all of the services the company provides, including DOCSIS Internet, PacketCable telephony with Softswitch and Voicemail integration, SIP-based telephony, Prepaid Internet Service and Digital TV among others.