#top iptables¶

www.centos.org / 42.8. Firewalls
www.centos.org / 42.9. IPTables
wiki.centos.org / IPTables

                                                              +-----------------------+
                                                              |                       |
                                                              |+--------+   +--------+|
                                                        +-----|| mangle |---| filter ||-----+
                                                        |     |+--------+   +--------+|     |
                                                        |     |        FORWARD        |     |
                                                        |     +-----------------------+     |
                                                        |                                   |
               +------------------------------+   *-----------*                       *-----------*   +--------------------+
               |                              |   |           |                       |           |   |                    |
               |+-----+   +--------+   +-----+|   |           |                       |           |   |+--------+   +-----+|
Network:INPUT -|| raw |---| mangle |---| nat ||---|   ROUTE   |                       |   ROUTE   |---|| mangle |---| nat ||- OUTPUT:Network
               |+-----+   +--------+   +-----+|   |           |                       |           |   |+--------+   +-----+|
               |          PREROUTING          |   |           |                       |           |   |     POSTROUTING    |
               +------------------------------+   *-----------*                       *-----------*   +--------------------+
                                                        |                                   |
            +-------------------------------------------+                                   +----------------------------------+
            |                                                                                                                  |
            |   +-----------------------+     ------------     *-----------*   + ------------------------------------------+   |
            |   +                       +    /            \    |           |   |                                           |   |
            |   |+--------+   +--------+|   /              \   |           |   |+-----+   +--------+   +-----+   +--------+|   |
            +---|| mangle |---| filter ||---| LOCAL PROCES |---|   ROUTE   |---|| raw |---| mangle |---| nat |---| filter ||---+
                |+--------+   +--------+|   \              /   |           |   |+-----+   +--------+   +-----+   +--------+|
                |         INPUT         |    \            /    |           |   |                  OUTPUT                   |
                +-----------------------+     ------------     *-----------*   +-------------------------------------------+

#top Tables and Chains¶

Tabele (Tables):

• raw Łańcuchy (Chains):
• nat
• mangle
• filter domyślna

Tabele (Tables):

• raw Łańcuchy (Chains):
  • PREROUTING
  • OUTPUT
• nat
  • PREROUTING
  • OUTPUT
  • POSTROUTING
• mangle
  • POSTROUTING
  • INPUT
  • FORWARD
  • OUTPUT
  • POSTROUTING
• filter domyślna
  • INPUT
  • FORWARD - działanie niniejszego łańcucha wymaga dodatkowo włączenia przekazywania pakietów w systemie (zobacz sysctl)
  • OUTPUT

Tabela raw - Łańcuchy (Chains):

• PREROUTING
• OUTPUT

Tabela nat - Łańcuchy (Chains):

• PREROUTING
• OUTPUT
• POSTROUTING

Tabela mangle - Łańcuchy (Chains):

• POSTROUTING
• INPUT
• FORWARD
• OUTPUT
• POSTROUTING

Tabela filter domyślna - Łańcuchy (Chains):

• INPUT
• FORWARD - działanie niniejszego łańcucha wymaga dodatkowo włączenia przekazywania pakietów w systemie (zobacz sysctl)
• OUTPUT

#top ip6tables¶

#top Resources¶