1. Open Day - 12 th December 2007 iiNet Tech Presentation

2. 2 Main teams Network Services Customer facing networks Network Systems Voice Deployment Operations Testing Development Content Commercial Applications Internal customer systems Billing Provisioning Customer Tools CRM DW PM Web Dev. Corporate Services Staff systems Corp. IT Web Dev. Genesys HR Systems

3. 3iiNet Tech Presentation Standard DSLAM deployment Uses LSS and we re-sell the Telstra PSTN NAKED – ADSL over ULL New product, strong demand since launch MSAN – ULL, ADSL and POTS replacement On trial now with customers DSLAM delivery

4. 4iiNet Tech Presentation What’s in the pipe for 2008 New Storage solutions (50-100Tb), new Apps for customers Rollout of WiFi solutions, trial FEMTO cells Streaming Content to the PC/TV New Content Networks for AU Multiline VoIP, Video Conferencing, 3GPP inter-connect More DSLAMs, more fibre, VDSL2 trials International Capacity, International PoPs New Traffic and Voice Management Systems New office and NOC

5. 5iiNet Tech Presentation Commercial

6. 6iiNet Tech Presentation Systems

7. 7iiNet Tech Presentation Network Engineering Responsible for ongoing design of the iiNet national network Currently consists of approximately 450 network devices Largest router is a Cisco GSR 12416 – 7 ft tall and weighs 440lbs Internet gateway routers hold 950,000 routes to the Internet at any one time, so we’re not starved for choice Customer-facing routers service about 30,000 users each In the time it takes you to read this line, iiNet customers have downloaded over 10 Gigabytes of “stuff” and sent more than 2 million data packets

8. 8iiNet Tech Presentation Development Use Open Source development tools Maintain half a million lines of code Dedicated development network running VMWare with 168GHz of CPU available Responsible for Authentication, Bandwidth, VOIP and Broadband management Customer provisioned on the iiNet network in under 60 seconds

9. 9iiNet Tech Presentation Applications team

10. 10iiNet Tech Presentation Network Operations Ironport Mail Servers IBM Servers IBM Blade Centres Cisco Switches Cisco 10000 Series BBA Routers Cisco 6500 Series Multilayer Switches Cisco 12000 Series Super Core Router Cisco 7200 Series Routers Cisco 5300 Series NAS - Routers NetApp Filers

11. 11iiNet Tech Presentation Deployment A DSLAM Card Provides 12 ADSL 2+ ports DSLAM Chassis Provides 288 ADSL 2+ Ports A typical iiNet exchange installation

12. 12iiNet Tech Presentation ITS Responsible for the internal network, systems and PCs; including the VCC 102 Servers across 7 sites (in 3 data centres and 4 offices) 700 PCs and notebooks 100MB from your desktop to the internet (full access, and no delay for youtube) 3TB storage just for staff email Unique challenges Maintaining an SOE with 600+ technical/IT staff Listening to how is the best ever, will save the world, is carbon neutral etc

13. 13iiNet Tech Presentation Benefits Fresh fruit, plus free lollies, nuts, tea and coffee Credit to the iiNet phone/internet plan of your choice Free financial advisory service Free medical advice for staff and their families Active social club, with outings every month – parties, quiz nights, sports days, boat trips, LAN gaming Competitive Remuneration Package To find out more about recruitment opportunities, email recruit@team.iinet.net.au