iptables

In the virtual machine itself ( for example , using iptables ) .

在虚拟机本身（例如，使用iptables）。

Check that the service is running and the rules are in effect : service iptables status .

检查此服务是否在运行及这些规则是否有效：serviceiptablesstatus。

Building Security Firewall System of Gansu Seismic Information Network Relies on Netfilter / iptables Technology

应用Netfilter/iptables构建甘肃地震信息网络安全防火墙系统

The Performance Optimization Scheme and Implementation of Netfilter / iptables Firewall

Netfilter/iptables防火墙性能优化方案与实现

Earlier in its history , nanoHUB used iptables for connection routing .

在其早期历史中，nanoHUB使用iptable进行连接路由。

To learn more about iptables , visit the project homepage .

要更多地了解iptables，可以访问项目主页。

This is where the netfilter / iptables system can help .

这就是netfilter/iptables系统的用武之处。

These are the requirements for installing the netfilter / iptables system

下面是安装netfilter/iptables系统的需求

How does the netfilter / iptables system work ?

netfilter/iptables系统是如何工作的？

The compulsory command section of the command above is the most important part of the iptables command .

上面这条命令中具有强制性的command部分是iptables命令的最重要部分。

A Serial Traffic Control Algorithm Based on the TCP Sliding Window in the Netfilter / Iptables Framework

Netfilter/Iptables框架下基于TCP滑动窗口的串行流量控制算法

The netfilter / iptables system gives its users total control over firewall configuration and packet filtering .

netfilter/iptables系统使其用户可以完全控制防火墙配置和信息包过滤。

Control and use of the Netfilter / iptables Firewall

Netfilter/iptables防火墙的控制与使用

Now that we have iptables in the kernel , it 's time to start taking advantage of it !

在我们的内核中已经有了iptables，应该开始利用它！

I will further discuss this aspect in the section Advantages of the netfilter / iptables system .

我将在netfilter/iptables系统的优点一节中进一步讨论这方面的问题。

Netfilter / Iptables is the packet filtering system that is integrated with the Linux kernel .

Netfilter/Iptables是一个集成在Linux内核中的数据包过滤系统。

Add or remove the lines as desired ; once you 're done , start the service : service iptables start .

可以随意地添加或移除一些行：完成后，启动这个服务：serviceiptablesstart。

The implementation of HAS model is based on the Netfilter / Iptables firewall framework of Linux 2.6 kernel .

其中模块的实现是基于Linux2.6内核自带的Netfilter/Iptables防火墙构架。

Before you start installing the iptables userspace tool , you 'll need to make certain modifications to your system .

在开始安装iptables用户空间工具之前，需要对系统做某些修改。

When the iptables lines execute , the particular rules will be inserted or deleted appropriately .

iptables行执行时，会适当插入或删除特定规则。

This thesis introduce the research instance and the development trend of firewall technology , analyzed the operating principle of Netfilter / Iptables .

本文介绍了防火墙技术的研究现状和发展趋势，分析了Netfilter／Iptables的工作原理。

As we already know , the iptables userspace tool is available with the standard install of this Linux distribution .

正如我们所知道的，该Linux分发版（distribution）的标准安装中包含了iptables用户空间工具。

Iptables are used to set up , maintain , and inspect the tables of IP packet filter rules in the Linux kernel .

iptables用于建立、维护和检查Linux内核中的IP数据包过滤器规则表。

There 's a netfilter ( iptables ) mailing list available , as well as one for netfilter developers .

可以使用netfilter（iptables）邮件列表，而且有一个适用于netfilter开发人员。

Also , netfilter / iptables is free and thus ideal for the people who want an alternative to expensive firewall solutions to save money .

另外，netfilter/iptables是免费的，这对于那些想要节省费用的人来说十分理想，它可以代替昂贵的防火墙解决方案。

The initial firewall configuration is a bit too restrictive , so add a few rules to / etc / sysconfig / iptables

初始防火墙配置有点太受限制了，因此添加几个规则到/etc/sysconfig/iptables

Under Linux , all filtering criteria and the use of Internet Control Message Protocol ( ICMP ) are available as command lines using iptables ( see Resources ) .

在Linux操作系统中，所有的过滤条件和Internet控制消息协议（ICMP）的使用都可以利用iptables在命令行中找到（参见参考文献）。

Become root ( sudo bash ), navigate to / etc / sysconfig , and edit the file called iptables .

成为根用户（sudobash），导航到/etc/sysconfig，并编辑名为iptables的这个文件。

( You also need to update / etc / iptables to allow NFS traffic to flow through the firewall running on the IBM Cloud instance ) .

（您还需要更新/etc/iptables，以允许NFS流量通过在IBMCloud实例上运行的防火墙）。

In chapter five , the thesis firstly introduces the practical basis of the packet classification prototype system & Netfilter / Iptables framework , which exists in the whole system .

在第五章中，我们首先介绍了构成我们整个流分类原型系统的实践基础&Netfilter/Iptables框架，这个框架贯穿整个流分类原型系统。