I want to thank the following people and organizations who had helped me,
directly or not, to make this document possible:
My wife Cielo and my sons Jose, Dario and Gustavo by their patient and
support.
Linux Documentation Project
for publishing and uploading my document.
The site http://www.docum.org
drived by Stef Coene that give me some ideas for writing this document.
Paul "Rusty" Rusell who write the kernel firewall code,
the excelent package iptables and the
associated library libiptc.
Harald Welte who write the utility iptables-save.
Alexey Kuznetsov who write the kernel queue discipline code and the
excelent package iproute2.
Tabatha Persad from the
Linux Documentation Project
who revised my english syntax and writing, gave me several ideas to
improve the content and encouraged me to learn and use DocBook to write
the final version of this document.
