另一项测试是看看配置文件是否拒绝访问某一主机。
Another test is to see whether the configuration file denies access to a particular host.
由于应用了hosts . allow文件中的规则，来自主机dev01的用户的连接尝试被拒绝，其消息如下。
A blocked attempt by a user from the host dev01, via the rules applied in the hosts.allow file, could be.
如果用户的主机环境没有达到配置要求，WordPress用户将无法升级到WordPress 3.2 （内置机制会拒绝升级行为）。
WordPress users will not be able to upgrade to WordPress 3.2 if their hosting environment does not meet these requirements (the built-in updater will prevent it).
通常，这会通过电子邮件或直接记录关于某个主机被拒绝或被允许的消息到日志文件中。
Typically, this would be used to either email or log a message to a log file about a certain host (s) being denied or allowed. The basic format of the spawn option is.
确认在 /etc/ftpaccess.ctl 中没有拒绝这个主机或用户。
Check that the host or user is not being denied in /etc/ftpaccess.ctl.
一个好的起点是，仅仅允许您想要访问主机的客户端使用允许的守护进程，拒绝其他所有客户端。
A good starting point is to allow only the clients you want access to the host using the allowed daemons and then deny everything to everybody else.
对供应商主机的拒绝式服务攻击。
虽然表单派生于控件，但是您的浏览器控件无法派生于表单。如果是这样，宿主机会拒绝将您的控件嵌入到页面中。
Although Form is derived from control, your browser control cannot be derived from Form. If it is, the host will refuse to embed your control in the page.
配置TCP包装程序，以便仅允许选定的远程主机并拒绝不合意的主机。
Configure TCP wrappers to allow only selective remote hosts and deny undesirable hosts.
如果是这样，宿主机会拒绝将您的控件嵌入到页面中。
If it is, the host will refuse to embed your control in the page.
简单的语法仅需要指定主机的端口和可选的协议就可以进行接受或拒绝设置。
The simple syntax only specifies the port and optionally the protocol to be allowed or denied on the host.
ARP欺骗及ICM P重定向攻击是以太网中常用的攻击手段，两者都可达到监听网络或对目标主机进行拒绝服务攻击的效果。
ARP spoofing and ICMP redirection attack are used frequently, both of them can sniff the Ethernet or attack the target by means of denial of service.
IIS也可以基于用户的主机名或IP地址来允许或拒绝访问。
IIS can also grant or deny access based on a user's host name or IP address.
全部其他的连接拒绝啦，既然为些都是多余的…如果它不能在主机模式里进行任何匹配，一个连接始终将被拒绝。
All other connections are rejected by the - term, which is actually redundant in this case - a connection will always be rejected if it doesn't match anything in the Hosts pattern.
全部其他的连接拒绝啦，既然为些都是多余的…如果它不能在主机模式里进行任何匹配，一个连接始终将被拒绝。
All other connections are rejected by the - term, which is actually redundant in this case - a connection will always be rejected if it doesn't match anything in the Hosts pattern.
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