1. TATII ITS Network (Fiber ) Portal Server Fourth Avenue Building Database Server Dual Sparc SAN (RAID) 1.2 TB Direct Connection backup_tables raw_data_files - -Most recent tapes moved off site every other week, on Wed - -Others stored in Shattuck - -60 day (rolling) tape archive Offsite storage Portal Database Database inserts Shattuck Hall Web Server Queries Results Tape Backup Unit - Incremental backups to tape each evening - Full backup every week Iron Mountain PIX-515E Firewall (190Mb/s) 100Mb/s connection

2. PORTAL Architecture Database and Web Servers  Database Back End SQL relational database 200 MB per day of raw data 75 GB per year 1.2 TB high capacity disk array 5 MB compressed for download 127 GB of detector data collected 1.93 Billion DB table rows 854 days of detector data  Off-site backup server Daily backups Uninterruptible power  Web-based interface Easily accessible User-friendly PHP language Database Server

3. PORTAL Architecture Database and Web Servers SAN  Database Back End SQL relational database 200 MB per day of raw data 75 GB per year 1.2 TB high capacity disk array 5 MB compressed for download 127 GB of detector data collected 1.93 Billion DB table rows 854 days of detector data  Off-site backup server Daily backups Uninterruptible power  Web-based interface Easily accessible User-friendly PHP language

4. Sept 19, 2006 ICAT Database and Platform ITSC 2006 Key Hardware Components Siemens Optical Transport Network (OTN) ICAT Database & Web Server Digital Video Recorders MTO Fibre City Fibre Data Video Signal Internet Video Wall

5. Sept 19, 2006 ICAT Database and Platform ITSC 2006 Simon Foo Base Software Operating System (Linux) Web Server Database Server Server-side Scripting Free Open-SourcePlatform-Independent LAMP

6. Sept 19, 2006 ICAT Database and Platform ITSC 2006 ICAT Software Architecture City RESCU MTO Compass "MTO-UTPROC" MTO-HAWK Traffic Database "City-UTPROC" RESCU Traffic Database COMPASS Website RESCU Website Other Data Sources (Future Expansion) Environment Canada Other TMCs