Differences
The following table lists the feature and configuration differences between Cisco IOS-VB and Cisco VVB.
Feature |
Cisco IOS-VB Configuration |
Cisco VVB Configuration |
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Service/Application |
Service Configuration |
Application configuration in Cisco VVB |
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Dial-Peer |
Dial peer Configuration |
Trigger configuration in Cisco VVB |
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TCL Scripts |
CVP OAMP downloaded TCL scripts:
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AEF applications. By default, Cisco VVB includes the following prepackaged applications:
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CVP VXML documents |
CVP OAMP downloaded VXML scripts:
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Cisco VVB has prepackaged the VXML document files for various AEF applications.
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Codec config |
Codec defined at dial-peer level |
Codec defined at System level |
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MRCP Interface and Configuration |
ASR/TTS configuration.
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ASR/TTS server configuration by specifying the hostname or IP Address of speech servers. Load balancing is done on a round-robin basis. |
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Maximum sessions that can be set for a server |
No such configuration |
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Weight-based load balancing between various servers configured |
Weight-based load balancing isn’t supported. |
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CVP microapps dependency on MRCP v1 |
No dependency of CVP microapps on MRCP v1 |
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Option to configure MRCP client timers |
No option to configure MRCP client timers |
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HTTP cache Configuration |
Various CLIs for HTTP Cache Configuration |
Equivalent CLI commands to configure HTTP cache for media files |
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HTTP timers |
Can be configured |
Can be configured |
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Call Throttling |
Based on RAI parameters (CPU and memory utilization, DSO, DSP) |
Max calls supported by OVA profile. Cisco VVB supports sending RAI information. For more details, see SIP RAI section. |
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Audio prompts |
All prompts are played from start to end. |
Cisco VVB is compliant with VoiceXML, so prompts are queued instead of being played when the Audio element is run. The queued prompts are played:
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