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System architecture
101-1620-005 3-9
Tracing server A tracing server maintains connections with all voice servers in a voice
mail domain, and performs the following tasks:
n Collects the events that are of interest to an administrator for
diagnostic purposes, for example, a Call Waiting state generated
by the telephone user interface.
n Writes the events to the operation history database.
n Periodically creates transactions from the operation history
database, and writes them to the transaction database.
n Periodically cleans up expired events from the operation history
database and from the transaction database.