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IpTables Tutorial - Iptables Tutorial 1.1.9 Pgina 1...

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Iptables Tutorial 1.1.9 Página 1 Iptables Tutorial 1.1.9 Oskar Andreasson [email protected] Copyright © 2001 by Oskar Andreasson Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.1; with the Invariant Sections being "Introduction" and all sub- sections, with the Front-Cover Texts being "Original Author: Oskar Andreasson", and with no Back- Cover Texts. A copy of the license is included in the section entitled "GNU Free Documentation License". All scripts in this tutorial are covered by the GNU General Public License. The scripts are free source; you can redistribute them and/or modify them under the terms of the GNU General Public License as published by the Free Software Foundation, version 2 of the License. These scripts are distributed in the hope that they will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License within this tutorial, under the section entitled "GNU General Public License"; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA Table of Contents Introduction Why this document was written How it was written About the author Dedications Preparations Where to get iptables Kernel setup 1 userland setup Compiling the userland applications http://people.unix-fu.org/andreasson/iptables-tutorial/iptables-tutorial.html 21:25:51 10/06/2002
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Iptables Tutorial 1.1.9 Página 2 Installation on Red Hat 7.1 How a rule is built Basics Tables Commands Matches Generic matches Implicit matches Explicit matches Targets/Jumps ACCEPT target DROP target QUEUE target RETURN target LOG target MARK target REJECT target TOS target MIRROR target SNAT target DNAT target MASQUERADE target REDIRECT target TTL target ULOG target Traversing of tables and chains General Mangle table 1 Nat table 2 Filter table rc.firewall file example rc.firewall explanation of rc.firewall Configuration options http://people.unix-fu.org/andreasson/iptables-tutorial/iptables-tutorial.html 21:25:51 10/06/2002
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