Telecom ABC - N
a next generation network is a packet-based network that can be used for both telephony and data and that supports mobilility. Initially, the term Next Generation Network was used to refer to the transformation of the core network to IP. Sometimes a NGN is referred to as an all-IP network.
The ITU defined an NGN as:
“A Next Generation Network (NGN) is a packet-based network able to provide services including Telecommunication Services and able to make use of multiple broadband, QoS-enabled transport technologies and in which service-related functions are independent from underlying transport-related technologies. It offers unrestricted access by users to different service providers. It supports generalized mobility which will allow consistent and ubiquitous provision of services to users. ”
The NGN is characterized by the following fundamental aspects:
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