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Kiyohiko Okayama
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2010 – 2019
- 2018
- [j15]Hiroya Ikarashi, Yong Jin, Nariyoshi Yamai, Naoya Kitagawa, Kiyohiko Okayama:
Design and Implementation of SDN-Based Proactive Firewall System in Collaboration with Domain Name Resolution. IEICE Trans. Inf. Syst. 101-D(11): 2633-2643 (2018) - 2015
- [j14]Yong Jin, Nariyoshi Yamai
, Kiyohiko Okayama, Motonori Nakamura:
Design and Implementation of Optimal Route Selection Mechanism for Outbound Connections on IPv6 Multihoming Environment. J. Inf. Process. 23(4): 441-448 (2015) - [c20]Tomokazu Otsuka, Gada, Nariyoshi Yamai
Design and Implementation of Client IP Notification Feature on DNS for Proactive Firewall System. COMPSAC Workshops 2015: 127-132 - 2014
- [j13]Nariyoshi Yamai
Domain Registration Date Retrieval System for Improving Spam Mail Discrimination. J. Inf. Process. 22(3): 480-485 (2014) - [c19]Koki Okamoto, Nariyoshi Yamai
Performance Improvement of SCTP Communication Using Selective Bicasting on Lossy Multihoming Environment. COMPSAC 2014: 551-557 - 2013
- [j12]Yoshihiro Ohsumi, Kiyohiko Okayama, Nariyoshi Yamai:
A Configuration of Location Free Network Applicable to Location Dependent Services. Inf. Media Technol. 8(3): 749-756 (2013) - [j11]Yong Jin, Takuya Yamaguchi, Nariyoshi Yamai, Kiyohiko Okayama, Motonori Nakamura:
A Site-Exit Router Selection Method Using Routing Header in IPv6 Site Multihoming. Inf. Media Technol. 8(3): 757-765 (2013) - [j10]Yoshihiro Ohsumi, Kiyohiko Okayama, Nariyoshi Yamai
A Configuration of Location Free Network Applicable to Location Dependent Services. J. Inf. Process. 21(3): 433-440 (2013) - [j9]Yong Jin, Takuya Yamaguchi, Nariyoshi Yamai
A Site-Exit Router Selection Method Using Routing Header in IPv6 Site Multihoming. J. Inf. Process. 21(3): 441-449 (2013) - [c18]Takuya Yamaguchi, Yong Jin, Nariyoshi Yamai
An Optimal Route Selection Mechanism for Outbound Connection on IPv6 Site Multihoming Environment. COMPSAC Workshops 2013: 575-580 - [c17]Gada, Nariyoshi Yamai
E-Mail Priority Delivery System with Dynamic Whitelist in the Layer 3 Switch. COMPSAC Workshops 2013: 581-586 - [c16]Masayuki Matsuoka, Nariyoshi Yamai
Domain Registration Date Retrieval System of URLs in E-Mail Messages for Improving Spam Discrimination. COMPSAC Workshops 2013: 587-592 - 2012
- [j8]Yong Jin, Nariyoshi Yamai, Kiyohiko Okayama, Motonori Nakamura:
An Adaptive Route Selection Mechanism Per Connection Based on Multipath DNS Round Trip Time on Multihomed Networks. Inf. Media Technol. 7(2): 831-840 (2012) - [j7]Yong Jin, Nariyoshi Yamai
An Adaptive Route Selection Mechanism Per Connection Based on Multipath DNS Round Trip Time on Multihomed Networks. J. Inf. Process. 20(2): 386-395 (2012) - [c15]Takuya Yamaguchi, Yong Jin, Ryoichi Tokumoto, Nariyoshi Yamai
Multihoming Method Using Routing Header in IPv6 Environment. SAINT 2012: 351-356 - [c14]Yoshihiro Ohsumi, Kiyohiko Okayama, Nariyoshi Yamai
A Location Free Network System Applicable to Geographical Terms of the Electronic Journal Site License. SAINT 2012: 357-362 - [c13]Shuji Suwa, Nariyoshi Yamai
Spam Mail Discrimination System Based on Behavior of DNS Servers Associated with URLs. SAINT 2012: 381-386 - 2011
- [c12]Shuji Suwa, Nariyoshi Yamai
DNS Resource Record Analysis of URLs in E-Mail Messages for Improving Spam Filtering. SAINT 2011: 439-444 - [c11]Yoshiki Ishikawa, Nariyoshi Yamai
An Identification Method of PCs behind NAT Router with Proxy Authentication on HTTP Communication. SAINT 2011: 445-450 - 2010
- [c10]Yong Jin, Nariyoshi Yamai
An Adaptive Route Selection Mechanism per Connection Based on Multipath DNS Round Trip Time on Multihomed Networks. SAINT 2010: 52-58 - [c9]Takumi Seike, Yong Jin, Nariyoshi Yamai
A Solution for Mail Forwarding Problem of SPF by Tracing Recipient Addresses. SAINT 2010: 129-132 - [c8]Ryo Murakami, Nariyoshi Yamai
A MAC-address Relaying NAT Router for PC Identification from Outside of a LAN. SAINT 2010: 237-240 - [c7]Sho Jitsuto, Yong Jin, Kiyohiko Okayama, Nariyoshi Yamai
A Dynamic Routing Method for Inbound E-mail Delivery Considering Route and MTA Conditions on Multihomed Environment. SAINT 2010: 245-248
2000 – 2009
- 2007
- [j6]Hui Wang, Shigeyuki Osada, Tokumi Yokohira, Kiyohiko Okayama, Nariyoshi Yamai
Effect of Premature ACK Transmission Timing on Throughput in TCP with a Performance Enhancing Proxy. IEICE Trans. Commun. 90-B(1): 31-41 (2007) - [c6]Kiyohiko Okayama, Nariyoshi Yamai
An Efficient Management Method of Access Policies for Hierarchical Virtual Private Networks. COMSWARE 2007 - 2006
- [j5]Tokumi Yokohira, Kiyohiko Okayama:
High-Speed Calculation of Worst-Case Link Delays in the EDD Connection Admission Control Scheme. IEICE Trans. Commun. 89-B(7): 2012-2022 (2006) - [c5]Shin Maruyama, Motonori Nakamura, Yasuo Okabe, Nariyoshi Yamai
Priority Control in Receiving E-mails by Giving a Separate Response to Each DNS Query. SAINT 2006: 90-93 - 2005
- [j4]Nobuo Funabiki, Jun Kawashima, Toru Nakanishi, Kiyohiko Okayama, Teruo Higashino:
An Optical-Drop Wavelength Assignment Algorithm for Efficient Wavelength Reuse under Heterogeneous Traffic in WDM Ring Networks. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 88-A(5): 1234-1240 (2005) - [j3]Tokumi Yokohira, Kiyohiko Okayama:
Node Placement Algorithms in the Case that Routes are Design Variables in Shuffle-Like Multihop Lightwave Networks. IEICE Trans. Commun. 88-B(12): 4578-4587 (2005) - [c4]Nariyoshi Yamai, Kiyohiko Okayama, Takuya Miyashita, Shin Maruyama, Motonori Nakamura:
A Protection Method Against Massive Error Mails Caused by Sender Spoofed Spam Mails. SAINT 2005: 384-390 - 2003
- [c3]Hayato Ishibashi, Kiyohiko Okayama, Nariyoshi Yamai, Kota Abe, Toshio Matsuura:
New Approach for Configuring Hierarchical Virtual Private Networks Using Proxy Gateways. ICOIN 2003: 772-782 - [c2]Tomoya Kitani, Masataka Yonedu, Nobuo Funabiki, Tom Nakanishi, Kiyohiko Okayama, Teruo Higashino:
A two-stage hierarchical algorithm for wavelength assignment in WDM-based Bidirectional Manhattan Street Networks. ICON 2003: 419-424 - 2001
- [c1]Nariyoshi Yamai, Kiyohiko Okayama, Hiroshi Shimamoto, Takuji Okamoto:
A dynamic traffic sharing with minimal administration on multihomed networks. ICC 2001: 1506-1510 - 2000
- [j2]Kiyohiko Okayama, Suguru Yamaguchi, Hideo Miyahara:
Design and implementation of network management system SPLICE/NM based on scripted operations. Syst. Comput. Jpn. 31(9): 89-99 (2000)
1990 – 1999
- 1998
- [j1]Ken-ichi Chinen, Hiroyuki Inoue, Kiyohiko Okayama, Suguru Yamaguchi:
Design and implementation of a hybrid prefetching proxy server for WWW. Syst. Comput. Jpn. 29(12): 57-65 (1998)
Coauthor Index
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