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Programmable Tool Command Language 2.0
Integrated, programmable IVR extends the ability of the Cisco AS5400XM Universal Gateway to support unique and differentiated voice
services. Voice application software developers can use the TCL IVR 2.0 application programming interface (API) to create customized
TCL scripts that control calls coming into or going out of the gateway. IVR systems collect user input in response to recorded messages.
The prompts used in a TCL IVR 2.0 script can be either static or dynamic. The scripts are event-directed, and call flow is controlled by
a finite-state machine that is defined by the TCL script. All verbs are nonblocking—they can execute without causing the script to wait.
Prompts can be played and digits can be collected over telephony or VoIP call legs. RTSP-based prompts are supported. TCL IVR 2.0
offers enhanced multilanguage support by providing the capability to add new languages and TTS notations to the core IVR infrastructure.
The Cisco Developer Support program assists companies developing or modifying TCL IVR 2.0 scripts.
Unified Communications
Voicemail solutions are rapidly moving away from traditional TDM-based messaging solutions to a unified messaging architecture
where subscribers can access messages from a variety of devices.
Unified communications uses the IP infrastructure to unify the communications methods that were previously disjointed—e-mail
applications, fax machines, voicemail systems, cellular phones, and Web communications. This scenario gives users a common
method to both access messages and initiate real-time communications—all using familiar devices.
Service providers can implement unified communications solutions by deploying Cisco AS5400XM Universal Gateways between
traditional PSTN or wireless networks and their packet-based telephony network and adding application servers that support unified
communications services. Cisco has partnered with several industry-leading developers to provide unified communications solutions.
Following are some of the cost-effective services that carriers can offer to build brand identity and increase customer loyalty while reducing
turnover:
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Unified voicemail, fax, and e-mail
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Voice, fax, and e-mail retrieval by phone
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Integration of electronic documents with faxes
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Personal message agents
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Caller access to Web-based content through VoiceXML-enabled applications
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Never-busy fax lines
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Broadcast fax
Fax Features
Fax transmission over an IP infrastructure is an important and growing service opportunity, especially in international markets where fax
represents a large percentage of network traffic. The Cisco AS5400XM Universal Gateway supports standards-based T.38 Real-Time Fax
Relay and T.37 Fax Store and Forward, allowing greater interoperability between networks. The fax detection capabilities of the Cisco
AS5400XM Universal Gateway allow service providers to offer a single E.164 number for subscriber voice and fax services. Half as many
subscriber phone numbers are needed, resulting in significant cost savings. The Cisco AS5400XM also supports fax pass-through and
Cisco Real-Time Fax Relay for VoIP environments that cannot support T.38 Real-Time Fax Relay end to end. Enhanced T.38 Fax Relay
statistics in the gateway RADIUS call accounting record provide detailed information about each fax call, including modulation rate,
number of pages, packets transmitted and received, and a fax success indication.
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