Patent ID: 8416280

Claim:
A conference control device comprising: a communication processing unit which is configured to perform transmission/reception processing of conference information containing at least one of voice information and image information between the conference control device and a plurality of video conference terminal devices through an IP network; an information collecting unit which is configured to collect IP addresses relating to connection paths between the conference control device and the respective video conference terminal devices; a grouping unit which is configured to sort the plurality of video conference terminal devices into a plurality of groups based on the IP addresses relating to the connection paths collected by the information collecting unit; a band monitoring unit which is configured to monitor a use band of the communication processing unit for each of the plurality of groups into which the video conference terminal devices are sorted by the grouping unit; and a bandwidth control unit which is configured to, when the presence of the group having the use band of less than a predetermined value is detected by the band monitoring unit, control the bandwidth of the video conference terminal devices which belong to the group having the use band of less than a predetermined value.