Configure DNS on Routers

In this lesson, we will talk about Cisco DNS Server Configuration, we will see how to configure a Cisco Router as a DNS Server in a network. For our DNS Server Configuration Example, we will use the below topology:

In this blog, we discuss the step by step process to configure Cisco router as DNS Server. Domain Name Servers (DNS) are the Internet’s equivalent of a phone book. They maintain a directory of FQDN (Fully Qualified Domain Names) and translate them t

您可以使用公用 DNS 伺服器 IP 位址，也可以輸入您網路上本機 DNS 伺服器的 IP 位址。 如果您決定使用本機 DNS 伺服器，請確保伺服器已正確配置並正常運作。

在Cisco设备中配置DNS服务器，首先进入全局配置模式，使用“ip name-server”命令设置DNS服务器IP地址，保存配置并退出。

使用路由器的 IP 位址對 DNS 伺服器執行 ping，請務必使用 ip name-server 命令，在路由器上設定 DNS 伺服器的 IP 位址。 使用下列步驟確認路由器可順利轉送查詢要求：

Ping the DNS server from the router with its IP address, and make sure that the ip name-server command is used to configure the IP address of the DNS server on the router.

This article will show you how to configure your Cisco router to provide DNS services to your network, and make all clients use it as a DNS server. Our easy to follow step-by-step process ensures you'll understand the process and have it running withi