Presentation 2016-03-03
HpFP: A new protocol for LFNs with packet-loss based on UDP
Ken T. Murata, Takamichi Mizuhara, Ayahiro Takagi, Keisuke Fukushima, Kazunori Yamamoto, Yoshiaki Nagaya, Kazuya Muranaga, Eizen Kimura,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) For LFNs (Long-Fat Networks) with 10 Gbps or more and satellite networks with large latency, a variety of TCP-based protocols have been proposed which show high performance on large latency network conditions. However, such TCP protocols are essentially unable to archive large bandwidth on high latency networks accompanied with packet-losses that are inevitable on practical LFNs or satellite networks. To overcome this issue, we designed a new data transfer protocol on TCP/IP transport layer built on top of UDP: High-performance and Flexible Protocol (HpFP). It constantly monitors latency (RTT) and packet losses, and conducts rate control and retransmission control based on them to enable higher bandwidth data transfer than 10 Gbps even on packet-loss conditions over LFNs. The basic concepts are addressed and protocol design of the HpFP are discussed.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) HpFP / UDP / TCP / Transport layer / LFN / packet-loss / latency
Paper # IN2015-109
Date of Issue 2016-02-25 (IN)

Conference Information
Committee NS / IN
Conference Date 2016/3/3(2days)
Place (in Japanese) (See Japanese page)
Place (in English) Phoenix Seagaia Resort
Topics (in Japanese) (See Japanese page)
Topics (in English) General
Chair Atsushi Hiramatsu(NTT-AT) / Hidetsugu Kobayashi(NTT)
Vice Chair Hideki Tode(Osaka Pref. Univ.) / Katsunori Yamaoka(Tokyo Inst. of Tech.)
Secretary Hideki Tode(Univ. of Fukui) / Katsunori Yamaoka(NTT)
Assistant Shohei Kamamura(NTT) / Yuichi Sudo(NTT) / Kunitake Kaneko(Keio Univ.)

Paper Information
Registration To Technical Committee on Network Systems / Technical Committee on Information Networks
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) HpFP: A new protocol for LFNs with packet-loss based on UDP
Sub Title (in English) A basic concept and detailed design of the protocol
Keyword(1) HpFP
Keyword(2) UDP
Keyword(3) TCP
Keyword(4) Transport layer
Keyword(5) LFN
Keyword(6) packet-loss
Keyword(7) latency
1st Author's Name Ken T. Murata
1st Author's Affiliation National Institute of Information and Communications Technology(NICT)
2nd Author's Name Takamichi Mizuhara
2nd Author's Affiliation CLEALINKTECHNOLOGY Co.,Ltd.(Clealink)
3rd Author's Name Ayahiro Takagi
3rd Author's Affiliation CLEALINKTECHNOLOGY Co.,Ltd.(Clealink)
4th Author's Name Keisuke Fukushima
4th Author's Affiliation CLEALINKTECHNOLOGY Co.,Ltd.(Clealink)
5th Author's Name Kazunori Yamamoto
5th Author's Affiliation National Institute of Information and Communications Technology(NICT)
6th Author's Name Yoshiaki Nagaya
6th Author's Affiliation National Institute of Information and Communications Technology(NICT)
7th Author's Name Kazuya Muranaga
7th Author's Affiliation Systems Engineering Consultants Co., LTD.(SEC)
8th Author's Name Eizen Kimura
8th Author's Affiliation Ehime University(Ehime Univ.)
Date 2016-03-03
Paper # IN2015-109
Volume (vol) vol.115
Number (no) IN-484
Page pp.pp.7-12(IN),
#Pages 6
Date of Issue 2016-02-25 (IN)