Cisco Cisco Customer Voice Portal 8.0(1) Design Guide

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Cisco Unified Customer Voice Portal (CVP) 8.x Solution Reference Network Design (SRND)
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Chapter 7      Gateway Options
TDM Interfaces
The call flow shown in the previous figure is as follows:
1.
A new call arrives from the PSTN network to Unified CVP.
2.
The new call is sent from Unified CVP to Unified CCE.
3.
Call is sent from Unified CCE to Unified CVP/VRU.
4.
Unified CVP sends the call to the VXML Gateway.
The caller hears audio IVR.
5.
The Agent becomes available.
Unified CVP connects the video caller to the video agent.
6.
Caller-Agent video conversation begins.
CVP Configuration
For information on configuring Unified CVP for this feature, please refer to the Unified CVP 
Configuration and Administration (CAG) Guide which you can locate from this link: 
.
TDM Interfaces
The Cisco AS5400XM Universal Gateway offers unparalleled capacity in only two rack units (2 RUs) 
and provides best-of-class voice, fax, and remote-access services. High density (up to 550 DS0s on one 
Channelized T3 (CT3) of voice over IP (VoIP) and two CT3s of time-division multiplexing (TDM) 
switching), low power consumption (as low as 2.4 A at 48 VDC per G.711 CT3), high-density packet 
voice digital signal processor (DSP) modules, universal port DSPs, and session border control (SBC) 
features make the Cisco AS5400XM Universal Gateway ideal for many network deployment 
architectures, especially co-location environments and mega points of presence (POPs).
The Cisco AS5350XM Universal Gateway is the one-rack-unit (1 RU) gateway that supports 2-, 4-,8-, 
or 16-port T1/12-port E1 configurations and provides universal port data, voice, and fax services on any 
port at any time. The Cisco AS5350XM Universal Gateway offers high performance and high reliability 
in a compact, modular design. This cost-effective platform is ideally suited for internet service providers 
(ISPs) and enterprise companies that require innovative universal services.
The Cisco 2800 Series and 3800 Series and the newer 2900 Series and 3900 Series Routers support the 
widest range of packet telephony-based voice interfaces and signaling protocols within the industry, 
providing connectivity support for more than 90 percent of the world's private branch exchanges (PBXs) 
and public switched telephone network (PSTN) connection points. Signaling support includes T1/E1 
Primary Rate Interface (PRI), T1 channel associated signaling (CAS), E1-R2, T1/E1 QSIG Protocol, T1 
Feature Group D (FGD), Basic Rate Interface (BRI), foreign exchange office (FXO), E&M, and foreign 
exchange station (FXS). The Cisco 2800 Series and 3800 Series Routers can be configured to support 
from two to 450 voice channels. The Cisco 2900 Series and 3900 Series Routers can be configured to 
support from two to 900 voice channels.
For the most current information about the various digital (T1/E1) and analog interfaces supported by 
the various voice gateways, refer to the latest product documentation available at the following sites: