A Reference Model for RBB
This section develops a generic RBB network—that is, a reference model that incorporates the key features of RBB networks. A reference model is useful in establishing vocabulary and pointing out parallel features among various technical approaches. In addition, a reference model can help identify points of congestion in end-to-end service delivery.
Our purpose is to identify the functions of three logical elements of an end-to-end RBB network: 1. Core Network, 2. the Access Network, and 3. the Home Network. The Core Network is covered in this chapter. The Access Network is covered in Chapter 3, "Cable TV Networks" ; Chapter 4, "xDSL Access Networks" ; Chapter 5, "FTTx Access Networks" ; and Chapter 6 "Wireless Access ...
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