什么是动态主机配置协议(DHCP)服务器? [英] What is a Dynamic Host Configuration Protocol (DHCP) server?

问题描述

什么是动态主机配置协议(DHCP)服务器?和DHCP服务器和 域名服务器(DNS)服务器?

What is a Dynamic Host Configuration Protocol(DHCP) server? and What is the difference between DHCP server and a Domain Name Server(DNS) server?

推荐答案

DHCP (动态主机配置协议)

用于为设备分配IP地址(或其他网络参数)，以便它们可以相互通信.

is for assigning IP addresses (or other network parameters) to devices so they can communicate with each other.

例如，如果您想建立无线连接，则除其他外，还需要请求DHCP服务器，该DHCP服务器为您的设备分配IP地址，以便您可以与其他节点进行通信.

If you for example want to establish a wireless connection, then you need amongst other things request a DHCP server that assigns your device an IP address so you can communicate with other nodes.

DNS (域名系统)

DNS (Domain Name System)

是一种分层的分散式服务，可将信息与域名相关联.

is a hierarchical decentralised service which associates informations with domain names.

例如，如果您想请求 google.com ，则首先需要弄清楚相应的IP地址是什么.因此，您需要一个DNS服务器.

If you for example want to request google.com you first need to figure out what the corresponding IP address is. Therefore you request a DNS server.

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