20 t h APAN 2005 6GN Activities & KOREAv6 project Wang-Cheol Song < Cheju National Univ./ANF >
Contents � IPv6 Network Deployment Status in Korea � Gigabit IPv6 Infrastructure � Current Activities on 6GN � KOREAv6 � Future Works & Concluding Remarks 2/38
IPv6 Network Deployment Status � Experimental IPv6 Network � 6Bone-KR (since 1998) *www.6bone.ne.kr � Research & Education IPv6 Network � KOREN IPv6 Network (Since 1999) � KREONET2 IPv6 Network (Since 1999) *Operated by KISTI � TEIN IPv6 Network (Since 2001) � 6GN (Gigabit IPv6 Infrastructure) (Since 2004) � Commercial IPv6 Network & Trials � Pre-Commercial IPv6 network � KOREAv6 Pilot Project Network (Since 2004) � IPv6 Internet Exchange � 6NGIX (IPv6 Next Generation Internet Exchange) (Since 2001) 3/38
Gigabit IPv6 Infrastructure : 6GN (1) � Background � Needs of advanced IPv6-based network infrastructure � Fast adoption to advanced & high-speed IPv6 networking technologies such as Lambda networking � Needs of validate the various IPv6 services in advance � Goals � Deployment of Native Gigabit IPv6 Service in Korea � Promotion & Facilitation of IPv6 networks and applications � Toward the production level of IPv6 Service 4/38
Gigabit IPv6 Infrastructure : 6GN (2) � What is 6GN? 1 st High-Performance IPv6 network infra in Korea � � Advanced Research & Education Network � Gigabit IPv6 Network � Advanced NGI environment with IPv6 � Network Performance & Management over IPv6 � High-end IPv6 applications � Coordinated by ANF IPv6 Task Force in Korea � http://www.anf.ne.kr/~ipv6/ 5/38
ANF (Advanced Network Forum) � ANF is voluntarily nonprofit community for users of research & education network in Korea. (2003.2~) � Activate the domestic Advanced Network � Participate the international Advanced Network activities � Representative of Korea for related international events � Contribute to development of Information and communication * Chair: Prof. DaeYoung Kim (CNU) � IPv6 related Working Groups � IPv6 Task Force (Chair: SeungYun Lee/ETRI) � HDTV WG (Chair: Prof. JongWon Kim/GIST) � KoreaLight WG (Chair: Prof. YongJin Park/HYU) � Multicast WG (Chair: Prof. DongMan Lee/ICU) � More details: http://www.anf.ne.kr/ 6/38
Korea IPv6 Network Status Map 2005.1.15 Seungyun Lee <syl@etri.re.kr> International Links Han-Internet 6KANet KRLINE Internet2/Abilene IPv6 wireless Hananet6 trial service KTF 1G x 4 512K 6TAP vBNS 1G SKTEL Dacom 622M Pre-commercial 1.2G CA*net4 45M 1.2G KT CSTNET IPv6 Network 155M E1 Server Bank TWAREN KREONET2 622M 1G SURFnet6 GNG 622M R&E Networks Network 1G 1G 6NGIX 1G x 2 GEANT RENATER2 Samsung TEIN Networks 155M KOREN CERNET 155M 128K 1Gx2 1G x 2 KI X Tokyo XP WIDE (NSPIXP-6) 155M 2M ETRI KI NX T NIDA SingAREN 1 6Bone-KR CBN HINET (India) (Taiwan) iMnetpia S-Net KJ Univ. UK6x MAXIS CNNIC (BT) (Malaysia (China) ) 6Bone-International (15 org.s) 6Bone-KR (69 org.s) Oversea network sTLA org. Native IPv6 7/38 Tunneling IPv6 NLA org. IX
Gigabit IPv6 Infrastructure : 6GN � 11 members KT TNL � 2 backbones KNU CNU 1G/6 � 1 IX 1G/6 1G/6 ICU 1G/6 155M/6 1G/6 ETRI KOREN 1G/6 1G/6 HYU 1G/6 1G/6 2G/6 1G/6 1G/6 KAIST 6KANet 2G/6 6NGIX NCA 1G/6 1G/6 1G/6 KISTI 1G/6 1G/6 KMA KREONET2 1G/6 Phase I GIST Phase II 8/38
[Ref.] 6GN Network Map NIGX#1 <draft ’ 05. 8.1> layer 2,3 GS 4000 Seoul Netgeer NCA Hanyang PC Router (Ca 6509) GS 108 Univ. Linux Seoul (OSR 7609) ? Seoul Seoul KMA Cisco C3750 OSR 7609 CAT3550_12G SKKU Suwon 155Mbps Daejeon (Ca 6509) KT TNL 다산 5324 Cisco 7200 Daejeon Cisco C3550 3COM 3824 Daejeon Daejeon (OSR 7609) ETRI Cisco C3550 Cisco 3524XL ICU Cisco C4500-sup4 (L3) Cisco 3524XL Cisco C3508 KISTI Daegu Kwangju Kwangju Daegu 3COM 4924 Cisco 3550-12T 155Mbps Cisco 7206VXR KAIST Cisco C3550 KNU Extreme S ummit200-24 PC Router GIST Linux Cisco 4506 KREONet2 switch PC Router ONS 15454 Windows XP Cheju KREONet2 10Gbps Rout er National Rout er 5Gbps Univ. 2.5Gbps Gigabit Switch KOREN Rout er 9/38 1Gbps GSR 12008
Regional Gigabit IPv6 Network 155M (dual stack) 2 x 622M (dual stack) USA, Canada => 10G (dual stack) Abilene, NLR, CA*net Korea KOREN, KREONET2 4 x 10G (dual stack) 155M (dual stack) 2 x 1G (dual stack) 10G (dual stack) China Japan CERNET2, JGN2, SINET, CSTNET2 WIDE 1G (dual stack) 2.5G(dual stack) 1G (dual stack) 2 x 2.5G (dual stack) 4.5G + 2.5G (dual stack) 622M (dual stack) Hong Kong Taiwan TANET2, TWAREN 10/38
Current Activities on 6GN [1] IPv6 Networking Performance [2] IPv6 Application Development & Deployment [3] IPv6 Network Monitoring & Management [4] IPv6 Multicast Deployment [5] KOREAv6 Project 11/38
[1] IPv6 Networking Performance Issues � IPv4 vs IPv6 � Lambda network vs Routed network � TCP Reno vs. FAST TCP (vs. BIC TCP) � Long distance (e.g., 20,000 or 30,000 km) � KAIST-CERN(window size: 30Mbyte) � KAIST-Starlight(window size: 20Mbyte) � Single stream vs Multiple streams 12/38
TCP Reno vs. Fast TCP KISTI ETRI Kyungpook Univ. (KREONET) on VLAN (KREONET) on VLAN (KOREN) TCP TCP FAST TCP Reno FAST TCP FAST TCP Reno Reno TCP 834 916 IPv4 940 Mbps 940 Mbps 792 Mbps 918 Mbps Mbps Mbps 815 903 IPv6 927 Mbps 927 Mbps 774 Mbps 896 Mbps Mbps Mbps � no significant difference due to small RTT � Window size: 1 Mbyte 13/38
Throughput from KAIST to domestic members using TCP Reno Kyungpook KOREN Hanyang KISTI ETRI GIST ICU Univ. NOC Univ. (KOREN) (KREONET) (KREONET) (KREONET) (KOREN) (KOREN) (KOREN) IPv4 917 Mbps 817 Mbps 400 Mbps 916 Mbps 916 Mbps * 306 Mbps * 250 Mbps IPv6 70 Mbps 60 Mbps 60 Mbps 714 Mbps 903 Mbps * 294 Mbps * 230 Mbps IPv4 on 939 Mbps 834 Mbps 400 Mbps [TBD] [TBD] [TBD] [TBD] VLAN IPv6 on 926 Mbps 815 Mbps 389 Mbps [TBD] [TBD] [TBD] [TBD] VLAN 14/38
TCP throughput in Long distance Average throughput on 5 iterations (each trial for 1 hour) Average throughput on 5 iterations (each trial for 1 hour) 600 600 500 500 Organization : Organization : throughput (Mbps) KAIST - Starlight throughput (Mbps) KAIST - CERN 400 400 RTT : 245 ms (5hops) RTT : 360 ms (5hops) Bandwidth : 622 Mbps Bandwidth : 622 Mbps 300 Period : 300 Period : 2004.7.13 ~ 7.25 2004.7.13 ~ 7.25 2004.8.20 ~ 8.25 200 2004.8.20 ~ 8.25 2004.9.20 ~ 10.10 200 2004.9.20 ~ 10.10 BIC 100 BIC FAST 100 FAST RENO RENO 0 1 10 100 0 number of streams 1 10 100 number of streams Average Throughput Average Throughput Average Throughput Average Throughput TCP Reno TCP Reno FAST TCP FAST TCP BIC TCP BIC TCP TCP Reno TCP Reno FAST TCP FAST TCP BIC TCP BIC TCP 100 streams 100 streams 100 streams 100 streams 385 Mbps (62%) 385 Mbps (62%) 380 Mbps (61%) 380 Mbps (61%) 532 Mbps (86%) 532 Mbps (86%) 379 Mbps (61%) 379 Mbps (61%) 357 Mbps (57%) 357 Mbps (57%) 502 Mbps (80%) 502 Mbps (80%) 1 stream 1 stream 78.6 Mbps(13%) 78.6 Mbps(13%) 208 Mbps (33%) 208 Mbps (33%) 211Mbps (34%) 211Mbps (34%) 1 stream 1 stream 159.7 Mbps(26%) 159.7 Mbps(26%) 92.6 Mbps (15%) 92.6 Mbps (15%) 137Mbps (22%) 137Mbps (22%) 15/38
[2] IPv6 Application Development & Deployment on 6GN � Target Application � Multimedia Applications � HD class Video-conferencing (20Mbps) � HDV Streaming – Live/On-Demand (20Mbps, 220Mbps) � Large File Transfer Application � In HEP (High Energy Physics) application area � Etc. 16/38
IPv6 Application List for 6GN (1/2) Protocol Band- Info. Tran- No. Application Name Resolution Org. sport width Link v4 v6 mc uc � � � � 1 HDTV RTP 270M 1920x1080 Rese KAIST compressed by arch (60 interlaced CNU SONY codec Chan ~30fps) nel � � � 2 QoS Guaranteed 19.2M ETRI HDTV software decoding � � � � 3 HDV over IPv6 RTP 20M 1270x720 KAIST (HDVTS) (19.2M) 30 progressive � � � � 4 DVTS RTP 30M 720x480 wide KAIST 60 interlaced ~30fps � � 5 Large file transfer 1G 진행 KNU � � � � 6 Live/On-demand RTP/ 2~4M 720x480 ETRI video streaming RTCP (30pfs) 17/38
IPv6 Application List for 6GN (2/2) Protocol Band- Info. Tran- No. Application Name Resolution Org. sport width Link v4 v6 mc uc RTP/ 320x240 � � � 7 Conferencing tool < 1M ETRI RTCP (15pfs) � � � � 8 VedioLAN <30M 1080i Video GIST LAN � � � 9 Uncompressed 0.7~1.5 1920x1080 진행 KAIST HDTV G (60 GIST interlaced ~30fps) � � � 10 Multicast Error 진행 ICU Control Protocol � � � 11 Multicast 진행 ICU Congestion Control Protocol � � � � 12 Multi-channel 20M x N 1080i, 720p 진행 ETRI HDTV KAIST http://anf.ne.kr/~ipv6/application_list.htm 18/38
Iperf test (KNU � KT NOC) 19/38
Iperf test (KT NOC � KNU) 20/38
File Transfer Test between KNU and KT NOC 21/38
[3] IPv6 Network Monitoring & Management on 6GN � Network Weather Map on 6GN � GUI-based Traffic Monitoring System � Separate maps for KOREN and KREONET2 � IPv6 Connectivity Test Tool (IPv6 Beacon) � IPv6 Reachability, RTT test 22/38
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