iptables disable

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Linux firewall iptables Common shell scripts

The code is as follows Copy Code #!/bin/sh#------------------------------------------------------------------------------# for debugging use Iptables-v.Iptables= "/sbin/iptables"Ip6tables= "/sbin/ip6tables"Modprobe=

Iptables firewall automatic setting script

We recommend a good iptables-shell script to free you from the troublesome iptables configuration. I am not sure who the script author is, so I deleted the version declaration. system: centos5.9 script content: viiptables. sh #! /Bin/sh # -----------

Iptables advanced application instance

1 iptables good script (reference) Quote: [Root @ server ~] # Cat/opt/iptables. Rule #! /Bin/bash # # The interface that connect Internet Extif = "ppp0" # The inside interface. If you don't have this one # And you must let this be black ex> inif = ""

Iptables detailed tutorial

The packet filtering firewall uses a software to view the packet header, which determines the fate of the entire package. It may decide to DROP the package, ACCEPT the (ACCEPT) package (let this package pass), or perform other more complex actions.

Common iptables configuration rules

Flood protection: iptables-tnat-FFloodiptables-tnat-IFlood-jDROPiptables-tnat-IFlood-mlimit -- limit3/hour -- limit-burst5-jLOG -- log-prefixFlood-dropped: iptables-tn flood protection: Iptables-T nat-F Flood Iptables-t nat-I Flood-j

Add and delete ports to the Centos iptables Firewall

Linux Firewall startup and Shutdown I 1.1 start command [Root @ singledb ~] # Service iptables stop Flushing firewall rules: [OK] Setting chains to policy ACCEPT: filter nat [OK] Unloading iptables modules: [OK] [Root @ singledb ~] # Service

20 Linux firewalls [iptables] application tips [go]

1. Show the status of the firewallRun the following command with root privileges: # iptables-l-n-v Parameter description: -L: Lists the rules. -V: Displays detailed information. This option displays the interface name,

Use iptables to restrict specified ip addresses to access the specified port and website

1. back up iptables # cp/etc/sysconfig/iptables/var/tmp first. Port 80 must be enabled, and the following three lines of IP address and Lan must be specified: first, disable all port 80 and enable port 80 at the end of the ip segment 192.168.1.0/24.

IPtables in linux

4. analyze a complete example. we assume that the ppp0 interface is connected to the Internet, and the eth0 interface is routed to the internal network. The IP address of ppp0 is 1281381014, the IP address of eth0 is 10111, and the subnet mask of

Linux iptables firewall setting FAQ

========================================================== = ========================================================== = Common iptables firewall configuration problems: Author: kenduest) Last Updated: 8/18/2006 ====================================

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