Electronics and Telecommunications Research Institute

Seokkap Ko

Jai Sang Koh

Byung-Tak Lee

Nac Woo Kim

Ilkyun Park

Disclosed is a multicast controlling apparatus and method in a multi hop network. The multicast controlling apparatus in the multi hop network includes a packet determining unit to receive a packet from a group management query device or a station, and to determine whether the received packet is a group management protocol packet, a packet type distinguishing unit to distinguish a type of the received packet when the received packet is determined as the group management protocol packet, and a packet transmitting unit to transmit the packet to a second port excluding a first port that receives the query message, when the received packet is determined as the query message.

Growing community of inventors

Gwangju, South Korea

Seokkap Ko