What is NGN network concept?
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.
What is the NGN and why is it important?
The term “next-generation network” or NGN refers to important developments in telecommunication core and access networks to be deployed over the next decade. NGN enables unfettered access for users to networks and to competing service providers and services of their choice.
What is NGN and its architecture?
NGN concept. •A multi-service network able to support voice, data and video. •A network with a control plane (signaling, control) separated from. the transport/switching plane.
How many layers are there in NGN architecture?
The five function layers are: (1) Application Layer that supports SIP protocol; (2) Network Control Layer that aims at overcoming the bottleneck problems at edge nodes or servers for end-to-end admission control; (3) Adaptation Layer that supports different network configurations and network mobility; (4) Network …
Why is the world moving toward NGN?
Telecommunication networks around the world develop towards All-IP next generation networks (NGN). This migration is driven by higher economies of scale and scope, price reductions for IP network elements, opportunities for new services and an improved experience for the end users.
Where is NGN communication possible?
In an NGN, the QoS class required by a service (e.g., IP telephony, video delivery, or data communications) can be negotiated between the network and terminal/server. This makes it possible to provide services in accordance with stipulated QoS values for each QoS class.
What is the full form of NGN?
The next-generation network (NGN) is a body of key architectural changes in telecommunication core and access networks.
What are the objectives of NGN service architecture?
The NGN aims to provide high-quality broadband communications by controlling the quality of service (QoS) on an end-to-end basis. The idea is to provide multiple QoS classes having different features and to enable the appropriate QoS class to be selected when an application is provided.
What is NGN as per ITU T?
Next Generation Network (NGN): a packet-based network able to provide 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.
What is NGN (network genome network)?
The general idea behind the NGN is that one network transports all information and services (voice, data, and all sorts of media such as video) by encapsulating these into IP packets, similar to those used on the Internet.
What technology is used in the NGN?
THUS’ NGN contains 10,600 km of fibre optic cable with more than 190 points of presence throughout the UK. The core optical network uses dense wavelength-division multiplexing (DWDM) technology to provide scalability to many hundreds of gigabits per second of bandwidth, in line with growth demand.
What is ngngn and future Internet?
NGN is a different concept from Future Internet, which is more focused on the evolution of Internet in terms of the variety and interactions of services offered. According to ITU-T, the definition is:
Which country has implemented the NGN as underlying network of telco services?
In Bulgaria, BTC (Bulgarian Telecommunications Company) has implemented the NGN as underlying network of its telco services on a large-scale project in 2004.