Optimal call coverage method and apparatus

Telephonic communications – Audio message storage – retrieval – or synthesis – Interacting voice message systems

Reexamination Certificate

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C379S221060, C370S352000

Reexamination Certificate

active

10888375

ABSTRACT:
A messaging architecture including at least two messaging systems, each messaging system being associated with a telephony switch connected to at least one messaging system subscriber and a mailbox for providing voice messaging services for calls to said at least one messaging system subscriber, the mailboxes for each of the at least two messaging systems being accessible via each messaging system, wherein each telephony switch is adapted to selectively route a call for a subscriber mailbox to one of the messaging systems for access to the subscriber mailbox.

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