Patent ID: 7343008

Claim:
A method of conferencing comprising: receiving by a conferencing system configured to concurrently host a plurality of conferences one or more user identities, wherein said user identity includes one or more data items that identify a user; receiving by said conferencing system conference information, wherein said conference information includes at least one of said data items for each conference participant and an anticipated start time; receiving by said conferencing system a call from a prospective conference participant and determining a caller identifier for the prospective conference participant from call data and a call time for said call; comparing the caller identifier to the data items in each said user identity to identify said prospective conference participant; comparing the caller identifier or the data items of an identified prospective conference participant to the conference data to determine one or more of said plurality of conferences in which the identified prospective conference participant is invited to participate; and if there is only one conference having said anticipated start time proximate to said call time in which the identified prospective conference participant is invited to participate, then placing said identified prospective conference participant in said conference or giving said identified prospective conference participant an option to enter said conference, else if there is more than one conference having start times proximate to said call time in which the identified prospective conference participant is invited to participate then; allowing said identified prospective conference participant to selectively choose any of said plurality of conferences in which the identified prospective conference participant is invited to participate.