Unified Messaging
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... spite of disabilities.
There exist unified messaging systems that will transmit voicemail
messages over the Internet ...
... encoding for the audio content, which unified messaging systems and
mail clients MUST implement to ensure interoperability ...
... VPIM v2 is explained.
It is desirable that unified messaging mail clients also be able to
fully interoperate with voicemail ...
... voicemail message in their mail client) or implicitly by a unified
messaging system (when it records a telephone message).
...