US 11,838,266 B2
IP address assignment apparatus, IP address assignment method and program
Yuka Komai, Musashino (JP); Masahiro Kobayashi, Musashino (JP); and Shigeaki Harada, Musashino (JP)
Assigned to NIPPON TELEGRAPH AND TELEPHONE CORPORATION, Tokyo (JP)
Appl. No. 17/596,116
Filed by NIPPON TELEGRAPH AND TELEPHONE CORPORATION, Tokyo (JP)
PCT Filed Jun. 6, 2019, PCT No. PCT/JP2019/022475
§ 371(c)(1), (2) Date Dec. 3, 2021,
PCT Pub. No. WO2020/245966, PCT Pub. Date Dec. 10, 2020.
Prior Publication US 2022/0247716 A1, Aug. 4, 2022
Int. Cl. H04L 12/851 (2013.01); H04L 29/12 (2006.01); H04L 61/5069 (2022.01); H04L 61/5007 (2022.01); H04L 47/2441 (2022.01); H04W 8/26 (2009.01); H04L 101/668 (2022.01)
CPC H04L 61/5069 (2022.05) [H04L 47/2441 (2013.01); H04L 61/5007 (2022.05); H04W 8/26 (2013.01); H04L 2101/668 (2022.05)] 6 Claims
OG exemplary drawing
 
1. An IP address assigning device comprising:
a processor; and
a memory that includes instructions, which when executed, cause the processor to execute the following steps:
calculating, for traffic between a plurality of user terminals and a plurality of services in a past period, a statistic of the traffic for each of a plurality of combinations of a user terminal, a service, and a time period, and extracting a plurality of patterns relating to the traffic based on a plurality of the statistics;
classifying the plurality of user terminals into a plurality of groups based on the patterns;
assigning IP addresses belonging to a subnetwork to corresponding ones of the plurality of user terminals for each of the plurality of groups; and
performing routing control for the plurality of groups according to the assigned IP addresses.