Patent ID: 8121138

Claim:
A communication apparatus in a label switching network using a plurality of labels including first and second labels, the communication apparatus comprising: a receiver configured to receive, as signaling information for setting a label switching tunnel, signaling information including one or more values of one or more second labels representing one or more pseudowires accommodated in the label switching tunnel represented by the first label, bandwidth information of the one or more pseudowires, and a bandwidth-sharing identifier indicating that at least one of the one or more pseudowires shares a bandwidth with another pseudowire; and a storage device to store, for each of a plurality of label switching tunnels, a bandwidth management table in which a correspondence relationship between values of the first and second labels, the bandwidth information, and the bandwidth-sharing identifier is registered for each of the pseudowires, wherein the communication apparatus is a relay device located midway between a first edge device and a second edge device in the label switching network, and the label switching tunnel and the one or more pseudowires accommodated in the label switching tunnel are provided between the first edge device and the second edge device.