Patent ID: 6335966
Filing Date: 2002-01-01
Classification: H04L,H04N

Abstract:
A communication system comprising:a transmission apparatus configured to be connected to a first local area network; a reception apparatus configured to be connected to a second local area network, the second local area network being connected to the first local area network via Internet; a first server configured to be connected to the first local area network, the first server having a first table that stores capability information of a plurality of communication apparatuses, the capability information being associated with operational capabilities of the reception apparatus; and a second server configured to be connected to the second local area network, the second server having a second table that stores capability information of a plurality of communication apparatuses connected to the second local area network; wherein the transmission apparatus inquires of the first server to obtain the capability information of the reception apparatus from the first table when the transmission apparatus transmits image data to the reception apparatus via the Internet, wherein the first server inquires of the second server to obtain the capability information of the reception apparatus when the first table of the first server is determined to not store capability information of the reception apparatus; wherein when the second server obtains the capability information, the second server transmits the capability information obtained to the transmission apparatus; and wherein the transmission apparatus transmits the image data to the reception apparatus via the Internet, based on the capability information received.