Download Next Generation Transport Networks: Data, Management, and by Manohar Naidu Ellanti, Steven Scott Gorshe, Lakshmi G. PDF

By Manohar Naidu Ellanti, Steven Scott Gorshe, Lakshmi G. Raman, Wayne D. Grover

Protecting earlier, current and destiny delivery networks utilizing 3 layered planes written via specialists within the box. special at both practitioners and academics as a unmarried resource to get an knowing of ways shipping networks are outfitted and operated Explains applied sciences permitting the following new release delivery networks

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Extra resources for Next Generation Transport Networks: Data, Management, and Control Planes

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These networks will continue to grow over the next several years due to their excellent track record and the prohibitive cost of replacing them with different technologies. The recent financial difficulties of the telecommunications network providers have made it all the more critical to leverage these SONET/SDH networks. Another factor that secures the ongoing importance of SONET/SDH networks is the flexibility and adaptability that they have shown. The tutorial introduction of Chapter 3 provides a reader unfamiliar with SONET/SDH an understanding of the motivations behind the standards 22 Chapter 1 and a basic overview.

Also, when the networks technology is changing quickly, it is difficult for small, local equipment vendors to provide all the latest technology that their national carriers desire. One of the biggest areas of regional difference was between North America (and those counties such as Japan that adopted the North American formats) and countries that followed ETSI standards. The transport signal formats and even the digital voice encoding techniques were different between these two camps. As discussed in Chapter 3, the optical network standards for SONET and SDH developed in the late 1980s were one of the first major efforts to maximize the alignment of the telecommunications standards on a global basis.

For this reason, some of the telephone companies in Asia and North America are becoming serious about fiber to the home (FTTH) over PON systems. , the Federal Communications Commission (FCC) has recently issued a clarification of its rulings to state that an ILEC that deploys a PON system is not required to make it available to CLECs in the same manner as the existing copper systems. Following that FCC ruling, SBC announced in October 2004 that it would begin a very aggressive deployment of PON systems for residential subscribers.

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