地址转换

在访问主存前,必须将虚拟存储器地址转换为实际存储器地址.

The virtual memory addresses must be translated into actual memory addresses before main memory is referenced.

分页部件将线性地址转换为物理地址。

The paging unit translates linear addresses into physical ones.

针对会话发起协议（SIP）穿越网络地址转换（NAT）的问题，提出一种基于端口探测的解决方案。

To solve the problem of Session Initiation Protocol(SIP) traversing Network Address Translator(NAT), this paper describes a new method based on port detection.

在地址转换中使用的一种硬件电路.

A hardware circuit that is used in address translation.

路由器然后查看地址转换表，看有没有一个条目是这个内部本地地址对应的内部全局地址。

The router then checks the address translation table to find if there is an entry existing for the inside local address with a corresponding inside global address.

当开启地址转换时，VMM将请求Hypervisor将虚拟地址转换为正确的逻辑地址。

When address translation is turned on, the VMM requests the hypervisor to convert a virtual address to a correct logical address.

tlb缓存条目重用(缓存命中)意味着更快的地址转换，还意味着对物理内存的更快的访问。

TLB cache entry reuse (cache hit) equates to quicker address translation and subsequently faster access to physical memory.

NAT核心思想：将私网地址转换成公网地址，从而连接到公共网络。

NAT technology enables private IP networks that use nonregistered IP addresses to connect to a public network.

应用程序系统不能包含内部IP地址和网络地址转换(NAT)的网络通信。

The application system must not involve communication between networks that use internal IP addresses and network address translation.

接着研究了NAT协议的原理，深入地分析了NAT协议在各种应用场景下地址转换处理流程；

Then with in-depth understanding of NAT principles, we analyse the process flow of network address translation in NAT protocol on various application scenarios.

在地址转换中使用的一种硬件电路。

A hardware circuit that is used in address translation.

路由器然后查看地址转换表，看有没有一个条目是这个内部本地地址对应的内部全局地址。

The router then checks the address translation table to find if there is an entry existing for the inside local address with a corresponding inside global address.

正如你所见， NAT 路由器将每台计算机的 IP 地址和端口号都存储在地址转换表中。

As you can see, the NAT router stores the IP address and port number of each computer in the address translation table.

Win4L in会话可以配置为使用桥接连网或网络地址转换(NAT)连网。

Win4Lin sessions can be configured with bridged networking or network address translation (NAT) networking.

最常用的是一个叫做NAT64的网络地址转换技术，它工作在可以连接到服务提供者网络的装置上。

The most common one is a network address translation technique called NAT64, which can run on an appliance attached to a service provider's network.

边界路由器执行NAT功能，将内部私有地址转换成公网可路由的地址。

The border gateway router performs the NAT process, translating the internal private address of a host to a public, external routable address.

为了克服蜜罐的这个弱点,我们又设计了以网络地址转换为核心技术的网络分流装置.

The kernel of NAT Router is Network Address Translation technique that distributes packets into different places.

转换: 控制网络地址转换和数据包重定向.

Translation: Controls Network Address Translation and packet redirection.

建立一个页表，把逻辑地址转换为物理地址。

Set up a page table to translate logical to physical addresses.

Web站点留言本十分简单，它把姓名和地址转换为数据库中的字段。

A Web-site guest book, which translates a name and address to fields in a database, is simple.

这些计算机就会被分配内部全局地址，这就意味着他们不再需要地址转换。

These computers have inside global addresses which means that they do not require translation.

根据正在运行的操作系统，地址转换控制器访问对应的地址转换缓冲器，以将虚拟地址转换成真实地址。

According to a running operating system, an address translation controller accesses a corresponding address translation buffer to translate virtual addresses to real addresses.

与遵循树的自然结构而进行的地址转换不同，机器上的任何设备都可以发起和终止中断信号。

Unlike address range translation which follows the natural structure of the tree, Interrupt signals can originate from and terminate on any device in a machine.

建立一个页表，把逻辑地址转换为物理地址。

Set up a page table to translate logical to physical addresses.

路由器将其目的地址换成它保存在地址转换表中的那个，然后将数据包发送到那台计算机。

It changes the destination address to the one saved in the address translation table and sends it to that computer.

Hypervisor使用全局分区页表将虚拟地址转换为系统范围的物理地址。

The hypervisor converts a virtual address to a system-wide physical address using the global partition page tables.

当有多台内部计算机和一个公共ip地址时，客户端可能也需要网络地址转换(NAT)。

Clients may also need Network address Translation (NAT) when there are multiple internal computers and only one public IP address.

内存管理单元将虚拟地址转换为物理地址。

The mmu translates virtual addresses to physical addresses.

ts子命令将地址转换为符号表示。

Ts subcommand to translate the address to the symbolic representation.

网络地址转换技术 ( NAT ) 和IP安全 体系结构(IPSec)在实际中都是得到广泛应用的技术.

Network Address Translator ( NAT ) technology and IPSec technology are widely used in the Internet today.

IP2IPIP地址转换的小软件.

IP 2 IP IP address translation of small software.

分页部件将线性地址转换为物理地址.

The paging unit translates linear addresses into physical ones.

Pacifica还可以使用宿主和客户内存管理单元(MMU)表来进行地址转换。

Pacifica also amends address translation with host and guest memory management unit (MMU) tables.

现在，地址转换表就拥有了这台计算的不可路由 IP 地址到一个唯一 IP 地址的匹配映射。

The translation table now has a mapping of the computer's non-routable IP address matched with one of the unique IP addresses.

转换: 控制网络地址转换和数据包重定向.

Translation: Controls Network Address Translation and packet redirection.

然后它查看地址转换表确定数据包是属于哪一台存根域中的计算机。

It then looks in the address translation table to see which computer on the stub domain the packet belongs to.

这意味着它无法通过网络地址转换(NAT)，因此不能接收呼入服务。

This means that it's behind a Network Address Translation (NAT) and therefore cannot receive inbound connections.

边界路由器执行NAT功能,将内部私有地址转换成公网可路由的地址.

NAT enabled device typically operates at the border of stub network.

通过端口预测方法实现对称型网络地址转换的穿越。

The symmetrical NAT traversal is achieved by using port prediction method.

在访问主存前，必须将虚拟存储器地址转换为实际存储器地址。

The virtual memory addresses must be translated into actual memory addresses before main memory is referenced.

a 选项试着将地址转换成名称。

The a option attempts to convert addresses to names.

因此，新的处理器提供DMA地址转换和权限检查以实现有效的设备透传，而不是捕获并模拟对管理程序下的物理设备的访问。

So, instead of catching and emulating access to physical devices below the hypervisor, new processors provide DMA address translation and permissions checking for efficient device passthrough.

操作系统并不清楚 Hypervisor 内部的地址转换。

The operating system is not aware of the address translation within the hypervisor.

分页部件将线性地址转换为物理地址。

The paging unit translates linear addresses into physical ones.

使用较大的页面将提高性能，因为需要进行的硬件地址转换工作将更少。

The use of larger pages increases performance because fewer hardware address translations would need to be made.