“From cell phones and PDAs to Linux and Cisco routers, open
source software is more pervasive in the enterprise than most
people realize.“It may not be obvious, but open source software is everywhere.
It is incorporated into many of the products enterprises rely on
every day. Apache Web servers, Cisco routers, Sun servers, Linux
operating systems, all are either open source based or rely on open
source solutions to operate.“Amazon.com, Google, and Yahoo! all rely on open source
technologies for their core infrastructure and offerings. And, of
course, the Internet is built on open source. Sendmail is the email
backbone of the Internet and Apache accounts for 67% of all Web
servers in use today, according to Netcraft…”