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Qin Ying, Fan 9a9e02c671 DNS UMN 20240223 version 
Reviewed-by: Hajba, László Antal <laszlo-antal.hajba@t-systems.com>
Co-authored-by: Qin Ying, Fan <fanqinying@huawei.com>
Co-committed-by: Qin Ying, Fan <fanqinying@huawei.com>
2024-06-07 13:20:48 +00:00

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Before You Start

DNS provides a set of functions for different scenarios.

When DNS Is Required

You can select a type of function based on Table 1 to suit your network scenario.

Table 1 Scenarios where DNS is required

Function

Scenario

Reference

Public domain name resolution

Domain names are mapped to the public IP addresses of web servers or web applications on the Internet so that end users are routed to your website or application.

Configuring a Public Zone

Private domain name resolution

Domain names are mapped to the private IP addresses within the VPCs for accessing cloud resources or cloud services over a private network.

Configuring a Private Zone

Reverse resolution

EIPs are mapped to domain names, which is often used by email servers against spammers.

Configuring a PTR Record
Parent topic: Getting Started