Cisco Unified Customer Voice Portal: Building Unified Contact Centers

Caching

There are two types of caching when storing media files on a VXML Gateway: the IVR Media Player cache and the HTTP client cache. As mentioned earlier, the HTTP client cache stores media files downloaded from a HTTP server. In nonstreaming mode the entire media file is downloaded and stored in the HTTP client cache before it is played by the IVR Media Player. However, in streaming mode, the first chunk of the media file is stored inside the HTTP client and IVR cache. All subsequent chunks of the file are saved in the IVR cache-only.

HTTP Client Cache

The HTTP client Cache can store files downloaded only from HTTP servers. There have been some suggestions that the HTTP client cache also stores files fetched from the VXML Gateways flash ...