Features Comparison

Feature Comparison

The Feature Comparison table lists the features that are available on Cisco IOS and Cisco VVB.

Feature

Cisco IOS

Cisco VVB

Comprehensive Call Model

Supported

Supported

Standalone Call Model

Supported

Supported

VRU-only Call Model

Supported

Supported

WAAG

Supported

Supported

CCB

Supported

Supported

Sigdigit

Supported

Supported

Codec: G.711 a law / u law

Supported

Supported

Codec: G.729

Supported

Supported

HTTPS

Supported

Supported

Transfer

Blind and Consultative Transfer in Standalone Call Model

Blind Transfer in Standalone Call Model. (Uses REFER method)

MRCPv1 and v2

Supported

Supported

Local Prompts

Supported

Supported

Hostname Resolution

Supported

Supported

Rest API for Configuration

Not supported

Supported

CLIs

Vast

Platform, Call summary, Cache, HTTP client, MRCP statistics

Real Time Reporting

Not supported

Supported

RTMT Support

Not supported

Supported

Prime Support

Limited

Supported

TLS

1.0, 1.1

1.2

Cisco VXML Tags (CVP Call Studio)

Supported

Supported

Hardware Platforms

See https://www.cisco.com/c/en/us/support/customer-collaboration/unified-contact-center-enterprise/products-device-support-tables-list.html

Spec based hardware, see https://www.cisco.com/c/dam/en/us/td/docs/voice_ip_comm/uc_system/virtualization/virtualization-cisco-virtualized-voice-browser.html

RTSP Streaming

Supported

Not supported

Video in Queue

Supported

Not supported

RSM

Supported

Not supported

Grammar Types

Supported

Supported types: application/srgs+xml, application/grammar+xml, and application/grammar+regex

Digit Element

Grammar accepts only digits from 0 – 9

Grammar accepts digits from 0 – 9 , "#", and "*". "#" is the default termination character. You can mark any digit or DTMF character as termination character by adding it in custom VXML property.

HTTP Streaming

Not Supported

Supported

For more information, see the Audio chapter in Element Specifications Guide for Cisco Unified CVP VXML Server and Call Studio at https://www.cisco.com/c/en/us/support/customer-collaboration/unified-customer-voice-portal/tsd-products-support-series-home.html

Custom SIP header passing to a VXML server

Supported

Supported

For more information, see Custom SIP header passing to a VXML server in Solution Design Guide for Cisco Unified Contact Center Enterprise and Solution Design Guide for Cisco Packaged Contact Center Enterprise.

To know whether any script changes are required while migrating from IOS VXML to VVB for Conformance 2.0 and Conformance 2.1, refer to CSCvk32060.