Apparatus and method for managing BLF information in an inter-networking system
First Claim
Patent Images
1. An inter-networking system, comprising:
- a plurality of private branch exchanges (PBXs) configured to transmit busy lamp field (BLF) information; and
an interface configured to receive and re-transmit BLF information received from the plurality of PBXs.
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Accused Products
Abstract
An apparatus and corresponding method for managing busy lamp field (hereinafter, referred to as BLF) information in an inter-networking system are provided which are capable of collecting and managing BLF information of every PBX in a BLF information repeater added to the inter-networking system. The BLF information repeater reduces the load of the inter-networking system by transmitting the BLF information to a PBX that requests the BLF information.
15 Citations
24 Claims
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1. An inter-networking system, comprising:
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a plurality of private branch exchanges (PBXs) configured to transmit busy lamp field (BLF) information; and
an interface configured to receive and re-transmit BLF information received from the plurality of PBXs. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method for managing busy lamp field (BLF) information in an inter-networking system, comprising:
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transmitting busy lamp field (BLF) information from one of a plurality of private branch exchanges (PBXs) to an interface; and
re-transmitting the reported BLF information from the interface to another of the plurality of PBXs. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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21. A method for managing busy lamp field (BLF) information in an inter-networking system, comprising:
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requesting conversion of an extension status in a private branch exchange (PBX) with a BLF information repeater when the extension status is converted;
updating the extension status requested from the PBX in the BLF information repeater;
re-transmitting the extension status of the updated PBX to another PBX; and
managing the extension status registered with the opposite PBX on the basis of the re-transmitted extension status of the PBX; and
transmitting the status of just the extension subscriber registered with the PBX when its extension status is converted. - View Dependent Claims (22, 23, 24)
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Specification