Patent ID: 8615556

Claim:
A system for reducing broadcast messages comprising: one or more processors communicatively coupled to a network, wherein the one or more processors are configured to: create a first virtual group member list associated with a first virtual group comprising at least one member of a first physical group, create a second virtual group member list comprising at least one member of a second physical group, wherein the first and second physical groups are associated with respective first and second physical channels, and wherein the first and second virtual groups are associated with respective first and second virtual channels that are configured to be multiplexed over the first and second physical channels; send a broadcast message to members listed in the first and second virtual group member lists; retain a responding member in the first and second virtual group member lists if a broadcast message is received from the responding member; and remove a non-responding member from the first and second virtual group member lists if a broadcast message is not received from the non-responding member.