A Windows Media server raises event notifications when a cache proxy event occurs. The relevant events are listed in the following table. For more information about writing event notification plug-ins, see Creating Event Notification Plug-ins.
Event
Description
WMS_EVENT_CACHE_HIT
The cache contains the requested content and is up to date.
WMS_EVENT_CACHE_MISS
The cache either does not contain the requested content or the content is out of date.
WMS_EVENT_CACHE_DOWNLOAD_START
The server has started downloading content into the cache.
WMS_EVENT_CACHE_DOWNLOAD_COMPLETE
The server has finished downloading content into the cache.
WMS_EVENT_CACHE_REDIRECT
The proxy server has indicated that the client request must be redirected.
WMS_EVENT_CACHE_REDIRECT_TO_PROXY
The proxy server has indicated that the client request must be redirected to another proxy computer.
WMS_EVENT_CACHE_PRESTUFF_COMPLETE
The server has finished filling the cache with content.