Knowing which ports are open on a host is an important first step for an attacker to deduce possible vulnerabilities to the target host.
知道主机上哪些端口是打开的，对于攻击者推断目标主机上可能存在的弱点是重要的第一步。
The idea is to find out which ports are open on a specific target host, but it is done in such a tricky way that the attacked host or a poor-quality intrusion detection tool may not notice.
这种攻击的想法是找出特定目标主机上打开的端口，但完成的方式非常狡猾，因此被攻击的主机或质量低劣的入侵检测工具不会发现。
Because you can have many Windows open at once, it's a good idea to set this to the short host name!
因为可以同时打开许多窗口，所以最好把它设置为短主机名！
Once the project creation process is complete, you can open your Web browser and visit the virtual host you set up earlier.
项目创建过程完成之后，您可以打开Web浏览器并访问先前设置的虚拟主机。
For instance, when you connect to a host with Telnet, you open a connection and you expect all the data typed into this Telnet session to get sent to the receiving host — in the right order.
例如，当您用Telnet连接到主机时，打开一个连接，并且您希望所有输入这个Telnet会话的数据都以正确的顺序发送到接收主机。
TCP further provides the port abstraction, which enables a host to open multiple TCP connections in parallel.
TCP进一步提供了端口抽取功能，这使得主机可以并行地打开多个 TCP连接。
Greece and China will host the Olympic Games in 2004 and 2008 respectively. Bilateral cooperation in this field will help carry on the Olympic spirit and open a new chapter in bilateral relations.
2004年和2008年希腊和中国将先后举办奥运会，双方在该领域的合作不仅将有助于更好地弘扬奥林匹克精神，而且也将会揭开两国关系的新篇章。
The simplest form of a TCP port scan is to open a connection to all ports on a host.
TCP端口扫描的最简单形式是打开一个到主机所有端口的连接。
It also identifies which hosts are accessible, their IP and MAC addresses, and scans and checks the open ports, protocols used, and the host operating system.
它还可以识别哪些主机是可以访问的、它们的IP和mac地址，并扫描和检查已打开的端口、所使用的协议和主机操作系统。
In response, the scanned host returns a packet with the SYN and ack flags set if the port is open.
如果该端口是打开的，则被扫描主机返回设置了syn和ack标志的包进行响应。
If the port is not open, the scanned host sends a packet with the RST and ack flags set.
如果端口未打开，则被扫描主机发送设置了rst和ack标志的包。
Then you can double-click the resultant icon on the host diagram to open the referenced diagram.
然后，双击该主机图上面的图，就可以打开被引用的图。
As one of the top-tier Asian events, the China Open will host numerous top-ranked players including Rafael Nadal, Andy Roddick, Maria Sharapova and Serena Williams.
届时包括纳达尔、罗迪克、莎拉波娃和小威廉·姆斯在内的众多网坛巨星将逐一亮相这项亚洲顶级网球赛事。
This article helps you to plan ahead to improve the monitoring and performance of your Ajax applications with Nagios, an open source host, service, and network program on remote servers.
本文帮您提前计划好用Nagios改进Ajax应用程序的监视和性能，Nagios是远程服务器上的一种开源主机、服务和网络程序。
For example, if you open a Telnet connection to a particular host, the destination port will be set to 23.
例如，如果您打开到特定主机的Telnet连接，则目的地端口将被设置为23。
Mozilla will host a new open source project called Tamarin, to accelerate the development of this standards-based approach for creating rich and engaging Web applications.
Mozilla启动了一个新的开放源码项目Tamarin，其目的是促进这种创建Web应用程序的标准化方法的开发。
The Wikimedia sites use the open source MediaWiki implementation, which you can use to host any wikis of your own, if you choose.
Wikimedia站点使用开源的MediaWiki实现，您可以使用它托管自己的wiki。
To set up a named virtual host for the application, open the Apache configuration file (httpd.conf or httpd-vhosts.conf) and add the following lines to it
要为应用程序设置一个已命名的虚拟主机，请打开Apache配置文件（httpd.confor httpd-vhosts.conf）并添加以下行
Luckily, Google happily provides hosting to open source projects, if you don't have your own server set-up to host the plug-in.
幸运的是，如果您没有自己的服务器保存插件，Google很乐于为开源项目提供空间。
Open the httpd.conf file to check the SSL port and then check the Application Server Admin Virtual hosts for SSL Port and host.
打开httpd.conf文件检查SSL端口，然后检查 SSL 端口的ApplicationServerAdminVirtual主机和主机。
Generally, the host doesn't open the gift in front of the guest, but waits until the guest has left to open it.
客人送上了礼物之后，收礼的人一般不当面把礼物打开，而是等到客人离去后才打开。
For the cultural centre, a hybrid wood and steel construction will allow for a flexible, open-plan space, able to host all of the different facilities.
木材和钢筋混合建造的文化中心打造一个灵活、开放式的空间，能够举办所有不同种类的活动。
Terraces host different activities and open up sight lines to other parts of the building.
露台可以举办不同的活动，有开阔的视线，可以看见建筑的各个部分。
A broad door is camouflaged at one end of the auditorium and opens onto a further terrace that can be used to host open-air performances during fair weather.
在会堂的一端装有一个宽广的大门，可以通往更远的平台，使得在晴朗的天气可以举行露天的表演。
Compared to the traditional host virus, the network virus has more attack ability and is more infectious in open network environment.
对比于传统的主机病毒，在开放式网络环境中，网络病毒攻击能力更强、传播范围更广、破坏力度更大。
I was playing host to a couple from Britain, and as I soaked in an open-air bath with Ben, the husband, powdery snow began to shake off the surrounding boulders.
那时我正在招待一对来自英国的夫妇，正当我和本(丈夫)浸泡在露天的浴场中时，粉状的雪片开始从周围的砾石上掉落。
With the huge popularity among entrepreneurs and investors, we have started to host our own event 36kr Open Day across the whole country.
由于受到众多创业者和投资人的欢迎，36氪开始在各大城市举办36氪开放日。
Astronomers have long known that young or "open" star clusters must eventually disrupt and dissolve into the host galaxy.
天文学家很早就了解，年轻的或者“疏散”的星簇最终必然被他们所在的主星系分解和吞噬。
Astronomers have long known that young or "open" star clusters must eventually disrupt and dissolve into the host galaxy.
天文学家很早就了解，年轻的或者“疏散”的星簇最终必然被他们所在的主星系分解和吞噬。
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