Cisco Unified Communications Manager 8:Expert Administration Cookbook
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Configuring transcoders

Transcoders are often necessary for third-party software appliances such as voice mail systems and IVRs. Additionally, when using a low bandwidth codec such as G.729, transcoding will be necessary.

How to do it...

To configure transcoders using IOS devices, perform the following:

  1. Navigate to the Transcoder page (Media Resources | Transcoder).
  2. Click on Add New to add a new transcoder.
  3. Select a Transcoder Type. This selection is determined by the hardware in use.
  4. Specify the Device Name. This is the name as configured on the IOS device.
  5. Select an appropriate Device Pool:
    How to do it...
  6. Click on Save.

Once the transcoder is configured on both the IOS device and the Unified Communications Manager, it will show as registered.

Note

For an example configuration for an IOS device see Cisco's Enhanced Transcoding and Conferencing for IOS Voice Gateways in a CallMananger Network using DSP Resources Configuration Example (http://www.cisco.com/en/US/products/sw/voicesw/ps556/products_configuration_example09186a008084fe1f.shtml).

How it works...

Like conference bridges, transcoders use the Skinny Client Control Protocol to communicate with Unified Communications Manager. Transcoders are utilized based on region settings.