mysql iptables

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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 # -----------

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=

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,

Examples of iptables

Instance:#iptables-T filter-a input-s 172.16.0.0/16-d 172.16.100.7-j Drop the source address of the 172.16.0.0 network segment, the access 172.16.100,7 packets are discarded.#iptables-L-N View rules for the filter table#iptables-T Nat-l-n View rules

Iptables security settings script

The default script only enables port 80, 3306, and port 22 of the conventional web server # videfault_firewall.sh #! /Bin/bash #################################### ####################################### File: the default default_firewall.sh script

Iptables default security rule script

The default script only enables ports 80, and 22 of the conventional web server.  # Vi default_firewall.sh #! /Bin/bash######################################## ################################### File: default_firewall.sh# Description:# Language:

Iptables firewall applications

Security Service-iptablesI. Network Security Access ControlWe all know that Linux is generally used as a server and provides some network-based services. Generally, we need to perform some network control on the server,Similar to firewall

Linux uses iptables to prevent Ddocs and CC attacks from being configured.

#防止SYN攻击, lightweight preventionIptables-n Syn-floodIptables-a input-p tcp–syn-j Syn-floodIptables-i syn-flood-p tcp-m limit–limit 3/s–limit-burst 6-j RETURNIptables-a syn-flood-j REJECT#防止DOS太多连接进来, you can allow up to 15 initial connections per IP

Protect your web server from a full explanation of iptables firewall scripts

Http:// OS .51cto.com/art/201108/285352.htm   This document is intended for beginners of iptables. If you have just learned the principles and basic syntax of iptables, but you still do not know how to actually use this tool in the online server

Common Linux iptables rules

# 1. Delete all existing rules Iptables-f # 2. Set the default chain policy Iptables-p INPUT DROP Iptables-p FORWARD DROP Iptables-p OUTPUT DROP # 3. Block a specific IP address #BLOCK_THIS_IP = "x.x.x.x"

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