4. Telephonic communications
  5. Special services
  6. Call diversion

Yosef K Laekemariam

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Determining user availability based on the expected duration...

Multiplex communications – Pathfinding or routing – Combined circuit switching and packet switching
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Enhancement of packet transfer mode when circuit switched...

Multiplex communications – Pathfinding or routing – Combined circuit switching and packet switching
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Handset originated programmable ringback replacement system

Telephonic communications – Audio message storage – retrieval – or synthesis
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IP telephone system and calling method

Multiplex communications – Pathfinding or routing – Combined circuit switching and packet switching
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IP telephone system and calling method

Multiplex communications – Pathfinding or routing – Combined circuit switching and packet switching
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Profile ID: LFUS-PAI-P-2197565

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