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The CiTR Network

The CiTR Network. Agenda - Network Overview - AU - Network Overview - US - Other network equipment - The “services” servers - The “dev” servers - New standard PC config - Recent additions/updates - Areas needing improvement - Coming soon…. Network Overview - Australia.

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The CiTR Network

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  1. The CiTR Network

  2. Agenda- Network Overview - AU- Network Overview - US- Other network equipment- The “services” servers- The “dev” servers- New standard PC config- Recent additions/updates- Areas needing improvement- Coming soon….

  3. Network Overview - Australia

  4. Network Overview - Australia • Cisco 2611 • - NAT for 192.168.144.0/24 • - Non-encrypted tunnel to US office • - Access control for DMZ • Cisco 3640 • - Access control for 192.168.144.0/24 • - Encrypted tunnel to US office • - Encrypted tunnel to Melbourne office • Cisco 1605 • - iSeek connection to Melbourne office • Cisco Catalyst 5000 • - 96 ports, 10/100 Mbps Auto sense • Cisco Catalyst 1924 • - 24 ports, 10 Mbps with 100Mbps uplink to CAT5000

  5. Network Overview - US

  6. Network Overview - US • Cisco 2611 • - NAT for 192.168.1.0/24 • - Non-encrypted tunnel to AU office • Cisco 3640 • - Access control for 192.168.1.0/24 • - Encrypted tunnel to AU office • - DMZ access control - Vitria, Pine • 3Com SuperStack • - 36 ports, 10/100 Mbps Auto sense

  7. Other Network Equipment • Microwave Link • CiTR <-> UQ • DSL connection • Melbourne office • iSeek/Optus • RequestDSL • T1 connection • Boulder Office • RockyNET

  8. Services Servers • Orange • - DNS, DHCP, TFTP, WWW • Ganymede • - Email • Lemon • - Log host, Proxy • Viagra • - Main Proxy • Sphinx • - SSH gateway • Citrus • - Email gateway • Zero • - WWW, Email, FTP

  9. NT servers • WINS-PDC • - CiTR PDC • - Mailbackup • Central • - Software Store • - NT backup • SQL • - Timesheet DB • SQL2 • - Finance 1 DB • Finance • - Finance 1 Server • Intranet • - Test for “MyCiTR”

  10. Development Servers • SUN • Citron - Ultra Enterprise 450 • Europa - Ultra 2 Enterprise • Guava - Ultra 2 Enterprise • Io - Ultra 2 Enterprise • Janus - Enterprise 250 • Kenny - Enterprise 250 • Cartman - Enterprise 250 • Animal - Enterprise 250 • Kyle - Ultra 5 • Stan - Ultra 5 • HP • Nashi • Feijoa • Joppa • Galileo

  11. New Standard PC • HP Vectra VL400 • - 800Mhz P3 CPU • - Intel 815 graphics • - 256Mb PC133 SDRAM • - Windows 2000 • - Samsung/HP 19” monitor • - CDROM drive • - Lockable case

  12. Recent Additions / Upgrades • Durian is dead • - Replaced by zero.citr.com.au • - zero is more stable and faster • - durian.citr.com.au DNS cname pointing to zero • Melbourne DSL connection • - iSeek provide microwave link to Edward St, Brisbane • - Optus provide DSL tail • - RequestDSL to provide ANOTHER DSL connection to Melb office • Dialin/Dialback • - 8 modems • - Dialback preferred for security • - 33600bps. No 56K upgrade planned • - will supplement CiTR CA

  13. Areas needing improvement • Citron • - I/O performance hindered by bad disk layout • - Single 100Mbps ethernet port • Internet Reliability • - No backup routes on a UQ failure • - SPOF on microwave hardware • Printers • - Duplex jamming problems • - Speed issues • Timesheet System • - No email submission - why?

  14. Coming Soon... • CiTR Certificate Authority • - Windows 2000 Server based • - VPN assist from 3rd party ISPs • - Supplement dialback system • - Perfect for roaming users • VPN tunnel upgrades • - IPSec rather than GRE format • - Improved security • Citron I/O upgrade • - Better disk layout • - Improved performance • - Complex task, Juggling of data

  15. Any Questions??? • ?

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