CDN
Content Delivery Network (CDN) delivers content from origins to edge nodes, so end users can obtain desired content from nearby nodes. CDN speeds up website response, ensures content availability, and prevents network traffic bottlenecks.
Progressive Knowledge
CDN knowledge for users from beginner level to expert level
01
Understand
Learn CDN in both theory and application to find the best match for your services.
Service Overview
03
Start
CDN quick enabling and domain access up your user satisfaction while keeping server pressure down.
Getting Started
05
Deploy
Follow proven strategies from wide range of best practices.
Best Practices
06
APIs
Multiple CDN APIs and calling examples help you configure domain names.
API Reference
07
Troubleshooting
Learn how to troubleshoot faults in specific scenarios.
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Why Can't I Access a Web Page or Play a Video After I Enable CDN
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Why Is It Still Slow to Access a Domain Name That Has Been Added for CDN Acceleration
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Why Is the Displayed or Downloaded Content Incorrect After CDN Acceleration Is Used
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Why Is a 4XX Status Code Returned When I Request Resources from My Acceleration Domain Name
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Why Is a 5XX Status Code Returned When I Request Resources from My Acceleration Domain Name
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Why Is the Cache of a Resource Inconsistent on Different Nodes
02
Purchase
CDN billing options give you the freedom to choose how you pay.
Billing
04
Be a Power User
Manage acceleration domain names and customize them to different scenarios.
Domain Name Management
Get The Latest Resources Quickly
Performance Optimization
Security
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Token authentication
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HTTPS Settings
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Referer Validation
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IP ACL
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User-Agent ACL
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TLS Versions
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HTTP/2
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Remote Authentication
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Request Rate Limiting
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QUIC
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HSTS
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IP Access Frequency
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Cloud Eye Monitoring
Service Management
Video Settings
FAQs
Learn more about common issues and solutions.
Typical Cases
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Why Is the CDN Cache Hit Ratio Low?
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What Is the Anti-DDoS Capability Does CDN Provide?
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Do the Acceleration Domain Name and Origin Server Domain Name Both Need to Be Licensed by China's MIIT?
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Is CDN Available If the Origin Server Uses a Port Rather than Port 80?
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Does HUAWEI CLOUD CDN Support Level-2 Domain Name Acceleration?
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Can Wildcards Be Used as Part of an Acceleration Domain Name?
Product
Domain Name
Security
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What Can I Do If HTTPS Certificate Configuration Fails and the Message "Enter private key content in the PEM format" Is Displayed?
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What Can I Do If HTTPS Certificate Configuration Fails and the Message "Incomplete certificate chain" Is Displayed?
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After Forcible Redirection to HTTPS is Enabled, Why Are Parameters Missing in a POST Request When I Call an API to Request HTTP?
Billing
Acceleration
Refreshing and Preheating
Troubleshooting
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After CDN Acceleration Is Used, the Content Displayed on the Web Page Is Incorrect, the Downloaded File Is Incorrect, or the Played Video Is Incorrect
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After CDN Acceleration Is Used, a Web Page Cannot Be Accessed or the Video Cannot Be Played
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The 403 Error Response Code Is Returned After the Accessed Domain Name Is Enabled with the CDN Service
