Electronics and Telecommunications Research Institute

Hea Sook Park

Boo Geum Jung

Hyung Kyu Lee

Yoon Sik Yoo

Ki Cheol Jeon

Jong Kuk Lee

Hyeon Sik Yoon

Byeong Sik Kim

Ki Won Kim

Jin Hyuk Yim

Young Min Kim

Hak Suh Kim

Yeon Hee Lee

Byung Chang Chung

Kyung Hyu Lee

Provided is a method in which a management server provides wireless LAN security policy by participating in multiple APs. The method includes a step of receiving terminal information of a terminal, which is acquired in a process of scanning broadcasting information of multiple APs, from each of the multiple APs, a step of issuing and storing a token for opening a wireless LAN data channel to each of the multiple APs on the basis of reception time points of the terminal information, a step of receiving a token request for opening a wireless LAN data channel to an AP to be accessed, selected by a terminal among the multiple APs, and a step of distributing, to the terminal, a token of the AP to be accessed corresponding to the token request.

Management server, terminal, and method for providing and applying wireless LAN security policy by participating in multiple access points

Provided is a matching system including a policy and rule processing unit configured to extract SC units for each application service required, combine the SC units, configure a transaction unit, and determine an amount to be charged for a transaction according to a charging rule; a matching processing unit configured to match the extracted SC units to NC units; and an NC combination processing unit configured to combine the NC units used for the matching and deliver the combination of the NC units and detailed operating conditions to the networking management system.

Network operation system and method

Provided are a MapReduce apparatus and a MapReduce control apparatus and method. The MapReduce apparatus includes a map calculator configured to perform a map calculation, a combiner configured to aggregate and summarize map calculation results of the map calculator, a rack combiner configured to aggregate and summarize map calculation results of MapReduce apparatuses connected to the same rack switch according to a policy of a MapReduce control apparatus, and a reduce calculator configured to receive the aggregated and summarized results of the combiner or the rack combiner and perform a reduce calculation.

Mapreduce apparatus, and mapreduce control apparatus and method

Provided herein is a network access method and apparatus for supporting mobility of user equipment, the method including receiving information on a private IP (Internet Protocol) address for address conversion from a home network management server; receiving an LISP (Locator/ID Separation Protocol) data frame that includes a private IP address of the user equipment accessed to a current home network; converting the private IP address into a converted private IP address based on the information on a private IP address for address conversion; and transmitting data that has its basis on the LISP data frame to the home network apparatus based on the conversed private IP address, wherein the home network apparatus is an apparatus that the user equipment intends to access and that is accessed to the access home network.

Method and apparatus for supporting mobility of user equipment

Disclosed is an Internet protocol television (IPTV) data collection apparatus including: a transmission path setting unit acquiring a transmission path of an IPTV provider and setting a communication path with respect to a terminal of the transmission path; a message transmitting and receiving unit transmitting a multicast message to at least one terminal belonging to the transmission path and receiving a response message including information related to the IPTV provider and corresponding to the transmitted multicast message; and a data storing unit storing the information related to the IPTV provider, and a method thereof.

IPTV data collection apparatus and method based on multi-cast

Growing community of inventors

Daejeon, South Korea

Hea Sook Park