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COUNTRY REPORT

COUNTRY REPORT

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COUNTRY REPORT

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  1. AI3-Vietnam COUNTRY REPORT AI3-VN TOKYO 6/2003 Tran Ba Thai, IOIT, Vietnam

  2. Content • AI3VN Operation update • Research update

  3. Operation update • Network infrastructure • Stable since CISCO-bridging to SFC • No earth station down time

  4. To AI3 Japan VN-SFC-SAT E1 CISCO Satellite Gateway BRIDGE modem Satellite dish Firewall Router E1 Country GW Center SOI-VN SEGMENT Router SQUID SQUID Server Server Collapsed Backbone Server Modem Access To dialup pool Server users NCST Campus To Leased NTU Router Network line users VAREnet Network Center Operation update (cont.) • Network infrastructure

  5. Operation update (cont.) • SOI infrastructure • Finished setting up basic infrastructure • Setting up dedicated class room • SOI server: 4*Pentium, Redhat 7.3, USAGI kernel, SAKURAFUBUKI installed • 20 WS: Windows 2000, LINUX

  6. To AI3 Tx IF 202.249.25.130 ODU (Transceiver) Satellite Modem (SDM 300A) Cisco Bridge VN-SFC-SAT Gateway Rx IF VAREnet 202.249.26.90 202.249.25.131 Rx IF DIV (splitter) SOI Server 1 Squid, MRTG 2-way 202.249.26.91 202.249.26.89 SOI Server 2 Rx IF 192.168.0.1 192.168.0.2 IF to L-Band Up Conv. Sony Box UDL Router SOI Client (Cross-cable) 202.249.25.205 Operation update (cont.) • SOI infrastructure: Network topology

  7. Research • IPv6 • Setting up local testbed • IPv4-6 translations (tunneling, NAT-PT) • Load balancing cache • Web Cache with dynamic load balancing • Cache servers: RedHat 7.2, squid2.5 Stable 1 • Load balancer:RedHat 7.2, IP virtual server 0.8.1, Keepalived 0.5.9 with adaptive Load Weight • Bandwidth management

  8. Next Operations • SOI connectivity to • Hanoi University of Technology (HUT) • Technology Faculty of VNU • Keio – HUT co-op thru AI3/SOI ?