US 6,982,980 B2
Network management apparatus
Kenichi Fukuda, Kawasaki (Japan); Takao Ogura, Chiba (Japan); Makoto Minoura, Kawasaki (Japan); Hitoshi Ueno, Kawasaki (Japan); and Kohei Iseda, Kawasaki (Japan)
Assigned to Fujitsu Limited, Kawasaki (Japan)
Filed on Nov. 28, 2001, as Appl. No. 9/996,049.
Claims priority of application No. 2000-364871 (JP), filed on Nov. 30, 2000.
Prior Publication US 2002/0067729 A1, Jun. 06, 2002
Int. Cl. H04L 12/28 (2006.01)
U.S. Cl. 370—395.21 11 Claims
OG exemplary drawing
 
1. A network management apparatus comprising:
a storage for storing network configuration information indicating a connection state of a plurality of network elements, QoS guarantee capability information indicating a QoS guarantee capability of the network elements, and flow identifier assignment capability information indicating a flow identifier assignable by the network elements;
a QoS guarantee path route candidate retriever for retrieving a route enabling a predetermined QoS to be guaranteed or a route enabling the predetermined QoS to be guaranteed by being newly assigned with the flow identifier from among routes between a source and a destination network elements based on the network configuration information, the QoS guarantee capability information, and the flow identifier assignment capability information, and for preparing QoS guarantee setting information and predetermined flow identifier assignment setting information provided to the network elements on the retrieved route; and
a QoS guarantee path establishing portion for performing the QoS guarantee setting and the flow identifier assignment setting to the network elements.