Paradyne CPX-1000 manual VoBB Local Access Networks

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1. Voice-over-Broadband Networking						￿￿￿￿￿￿￿￿
									1000-A2-GN22-00
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	￿￿￿￿￿￿￿￿		￿￿￿￿			￿￿￿			￿￿￿￿￿	￿￿￿￿

Figure 1–1. VoBB Local Access Networks

The CPX-1000 Voice Services Platform is a large-scale voice platform that resides in an ICP's Regional Switching Center (RSC). It serves as the gateway between an ICP’s existing Class 5 voice switch and a packet-based local access network (Figure 1–2).

Phone Sys

I AD

LAN

Phone Sys

I AD

LAN

Subscribers

Local

Loop

Access

MUX

ILEC CO

DS-3/ OC-3

	Class 5
CPX-1000	Voice
	Switch

Packet

Switch

ICP RSC

PSTN

Internet

0249

Figure 1–2. VoBB Network Architecture

The CPX-1000 Voice Services Platform architecture provides seamless integration of voice and data networks. These networks comprise standard ATM switches and local access multiplexers available from multiple equipment manufacturers.

1-2 February 2003