Understanding the Terminologies Used for CDN

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Content Delivery Network (CDN) is a popular service provided by many cloud providers, such as Alibaba Cloud. The main purpose of using CDN is to accelerate content delivery to users from across the globe. When using CDN, you are bound to encounter some technical jargon that may not be familiar to you. This article describes some of the most common terminology used in CDN.

Origin Server Source Station

User

Last Mile

Domain Name

CNAME Record

CNAME Domain Name

DNS

For example, the domain name www.baidu.com we enter will be automatically converted into the IP address 220.181.112.143

Edge Node

Cache

Reference:

https://www.alibabacloud.com/blog/Understanding-the-Terminologies-Used-for-CDN_p319136?spm=a2c41.11214711.0.0

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