Analysis of Packet Size on VOIP Performance. - Kangbin Yim; Younkwang Jung; Panan Choi; Youngu Kang; Kyunghee Choi; Kinkyun Jung (International Conference on Internet Computing, 2002)

Accelerating Firewall. - Jongwook Moon; Hakbong Cho; Changseok Choi; Gihyun Jung; Younkwang Jung; Kyunghee Choi (Security and Management, 2003)