Web Hosting Demystified Key Components Web site name

Web Hosting Demystified

Key Components • • Web site name registration (“domain”) Internet Connection Web Content (Dev. Info application, Data) A “Cyber Space” location to host your content (Web Server, Database Server) • Human Resource Requirements— – Web Administrator – Database Administrator

Key technologies • • Client – Server Architecture Dot Net HTTP HTML (HTM) , XML Active Scripting (Server Side, Client Side) Windows 2003 server (Web server) MSSQL Server (Database server)

Options for Web Hosting • D-I-Y • Outsource (all or some components) to ISP – “digital farmers”

Web Hosting contd… • ISP typical advantages – – Connection speed Security Scalable/robust hardware Support Infrastructure (fire proof, power backup, etc) – Up-to-date software/virus protection – Expert TA (24*7 service, 99% uptime)

ISP checklist • Things to ask ISP before signing on dotted line… – – – – Do you have 24 hour support with toll-free phone? Do you provide for secure daily backup? Do you have traffic volume restrictions (TV=avg. page size * avg. page views per month)? What are the implications on site if traffic exceeds agreed volume? What are the arrangements to accommodate spikes in traffic volume? What are the arrangements for upgrading? How fat is your pipeline?

Pipelines options available Name Connection Speed per second Modem Analog 14. 4 -56 Kb D 0 Digital (ISDN) 64 Kb T 1 Digital 1. 55 Mb T 3 Digital 43 Mb OC-1 Optical Carrier 52 Mb OC-2 Optical Carrier 156 Mb OC-12 Optical Carrier 622 Mb OC-24 Optical Carrier 1. 244 Gb OC-48 Optical Carrier 2. 488 Gb