The New Generation Carrier Network…
The New Generation Carrier Network…Author: anilThe fast growth of data traffic, especially the traffic from new network applications such as VoIP, P2P, IPTV, etc., makes people not doubt that the data traffic has become dominating in today’s network. Although traditional voice traffic is still one of major revenue sources for those incumbent network service carriers. They are seeking a way to convert those cheap IP traffic into a big amount cash flow by bringing in various types of service. Such a data traffic evolution also causes the evolution of the carrier networks from the past voice-oriented network architecture to today’s data-oriented network architecture. This evolution mainly manifests in following three aspects.Huge amount of fibre capacity deployment When talking about today’s telecommunication networks, nobody will forget to mention fibre communications. As a communication medium, fibre brings a revolution of human communications to carry a huge amount of capacity in a thumb-sized fibre cable. From the initial single wavelength per fibre to today’s multiple wavelengths per fibre WDM technique, optical communications is evolving towards being faster and cheaper. Presently, the most of advanced fibre communication technique based on wavelength division multiplexing has been able to carry more than 100 wavelengths per fibre and each wavelength carries up to 40 Gb/s capacity in a commercially-available system.
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The Difference Between FabricsBy: Window treatments such as beautiful curtains help in changing the informal mood of your living room to a very desirable relaxed atmosphere. Sweeping curtain open from the centre and allowing them to cascade into pools of fabric are ideal for modern homes. Traditional styles opt for a more formal look... By: An interior designer is responsible for the interior design, decoration, and functionality of a client’s space, whether the space is commercial, industrial, or residential. |