cdn
- FAQs
- Product Consulting
- What Is CDN?
- How Do I Use CDN?
- What Is the Full Name of CDN?
- What Types of Services Does CDN Support?
- What Is the Bandwidth Reservation of HUAWEI CLOUD CDN?
- How Many Nodes Does HUAWEI CLOUD CDN Have?
- Does CDN Support Cross-Origin Resource Sharing?
- Does CDN Support Anti-hijacking?
- What Is the Anti-DDoS Capability Does CDN Provide?
- Which Cities Do the CDN Nodes Locate in and Outside the Chinese Mainland?
- Can I Use CDN If the Origin Server Uses a Port Rather than Port 80?
- How Do I Create a CDN Service Ticket?
- What Is Whole Site Acceleration?
- Does CDN Support the WebSocket Protocol?
- How Do I Obtain the IP Address of an End User?
- Does CDN Support Custom Error Pages?
- Does CDN Support DNS, HttpDNS, and IP302 Scheduling?
- How Does CDN Respond to CC Attacks?
- Which Protocols Does CDN Support?
- Does CDN Accelerate Domain Names Contain Chinese Characters?
- Does CDN Support HTTP/3?
- Does VOD Acceleration Support HLS and RTMP?
- Will the Traffic Pass Through WAF If Both CDN and WAF Are Configured?
- Which Node Is Used for Acceleration If an IP Address Outside the Chinese Mainland Accesses an Acceleration Domain Name?
- Can I Use the CDN SDKs?
- Does CDN Support Acceleration by Region?
- Does HttpDNS Support IPv6?
- Does CDN Support Content Encryption Before Distribution?
- How Do I Select the Service Area If the Server Is Outside the Chinese Mainland but the Web Visitors Are in the Chinese Mainland?
- Is CDN Necessary If My Services Are Deployed Within a City?
- Does CDN Support Intranet Acceleration?
- How Do I Control and Assign CDN Permissions by Project?
- What SSL Versions Does CDN Support?
- How Does CDN Determine the Region to Which a User Belongs?
- Can CDN, WAF, and AAD Be Parsed and Used Simultaneously?
- What Is the Conversion Rule for Traffic and Bandwidth?
- Purchase
- Domain Name
- Can a Rejected Domain Name Be Modified and Re-added to CDN?
- If the ICP License of an Acceleration Domain Name Expires, Does CDN Still Provide Services?
- What Can I Do If the ICP License of an Acceleration Domain Name Expires?
- How Do I Check Whether CDN Has Taken Effect?
- What Are the Differences Between an Acceleration Domain Name and an Origin Server Domain Name?
- Can Multiple Acceleration Domain Names Use the Same Origin Server IP Address?
- If a Domain Name Is Not Registered on the Chinese Mainland but Its CDN Service Area Is the Chinese Mainland, Is an ICP License Required for It?
- Can the Origin Server Domain Name Be the Same as the Acceleration Domain Name?
- Can Wildcards Be Used as Part of an Acceleration Domain Name?
- Can a Level-2 Domain Be Accelerated If Only Its Level-1 Domain Name Is Licensed by MIIT and Its Level-2 Domain Name Is Resolved Outside the Chinese Mainland?
- If an Acceleration Domain Name Does Not Have the ICP License, Does CDN Provide Services?
- Why Do I Get Request Timed Out When Trying to Ping an Acceleration Domain Name?
- Can the CNAME of an Acceleration Domain Name Be Directly Accessed?
- Can the OBS Bucket's Domain Name Be Used as an Acceleration Domain Name If an OBS Bucket Is Configured as an Origin Server?
- How Do I Deploy CDN and WAF?
- Can a Subdomain Name Be Used as an Acceleration Domain Name?
- What Requirements Should I Meet If My Origin Server Is Deployed in the Chinese Mainland?
- Does CDN Support the Configuration of Domain Names with Ports?
- Does CDN Support Gzip Compression?
- Can I Limit Access to Domain Names Based on QPS?
- How Do I Configure Multiple Domain Names to Point to the Same Website?
- Does HUAWEI CLOUD CDN Accelerate Content Redirected from VPN?
- Do I Need to Register My Domain Name with HUAWEI CLOUD Before Using CDN?
- Acceleration
- Does CDN Accelerate the Origin Server of a Website, or Accelerate the Domain Name?
- Is the Principle of Accelerating Static and Dynamic Websites the Same?
- Does CDN Support Acceleration for Dynamic Content?
- Do the Acceleration Domain Name and Origin Domain Both Need to Be Licensed by China's MIIT?
- Can CDN Provide Acceleration for a Domain Name that Houses Different Types of Services (Website, VOD, and File Download)?
- Does CDN Support Acceleration for a Single Web Page?
- Does HUAWEI CLOUD CDN Support Binary File Acceleration?
- How Does CDN Do If There Is a Virus in the Acceleration File?
- Does HUAWEI CLOUD CDN Support Level-2 Domain Name Acceleration?
- Does CDN Support Modification to Acceleration Service Types?
- Why Do Cross-domain Requests Fail After Using CDN Acceleration Even Though the Origin Server Supports Cross-domain Requests?
- Does CDN Support Whole Site Acceleration?
- Does CDN Accelerate POST Requests?
- Why Is My Site Slow the First Time I Access It After CDN Is Configured?
- Can an Acceleration Domain Name Be Configured with Multiple Origin Domains?
- Why Can't I Access an Acceleration Domain Name Outside the Chinese Mainland?
- Does CDN Have Speed Limit?
- Can File Upload Be Accelerated?
- Does CDN Support Site Acceleration Using TCP?
- Does CDN Accelerate Local Access to Shopping Websites?
- Does CDN Accelerate User Access from a Specified Line?
- Can Users in the Chinese Mainland Access Servers and Users Outside the Chinese Mainland Access CDN?
- Retrieval
- In What Scenarios Does CDN Retrieve Content from an Origin Server?
- What Is the Difference Between the Retrieval Host and the Origin Server?
- Does HUAWEI CLOUD CDN Support Direct Content Retrieval Through Crawler Access?
- What Is the Content Retrieval Policy of CDN Nodes After a Hot Standby Origin Server Is Configured?
- How Do I Configure the Origin Server If a Non-Huawei Object Storage Bucket Is Used as the Origin Server?
- How Is Content Retrieved If the Origin Server Has Multiple IP Addresses?
- Does CDN Support Selective Retrieval Based on User-Agent?
- How Do I Configure CDN Retrieval If a Non-HUAWEI CLOUD Object Storage Bucket Is Used as an Origin Server?
- If a Domain Name Is Attacked, Will Access Requests Be Directed to the Origin Server?
- What Should I Do If Resources Retrieved Are Not Correct?
- How Do I View Content Retrieval Records?
- What Are the Benefits of Configuring a Hot Standby Origin Server?
- Does CDN Support Third-Party Origin Servers?
- Will CDN Download All Files If I Send a Status Code 206 to Request 100-Byte Content?
- Does CDN Support Retrieval from Third-Party Private Buckets?
- How Do I Test Whether Range-based Retrieval Has Taken Effect?
- Cache
- How Frequently Is the Cached Content on CDN Nodes Updated?
- What Is the Default Maximum Cache Age?
- Does HUAWEI CLOUD CDN Support Regular Expressions for Cache Policy Setting?
- Why the Latest Content Can't Be Accessed Even When the Maximum Cache Age Is Set to 0?
- How Do I Set the Maximum Cache Age for a Root Directory?
- Does HUAWEI CLOUD CDN Support Caching octet-stream Stream Files?
- Does CDN Support Batch Configuration of Cache Policies for Acceleration Domain Names?
- Why Is the CDN Cache Hit Ratio Low?
- Does CDN Cache Status Codes 404 and 403?
- Is the Default Cache Rule Valid in Cache Settings?
- Why Some Files Can't Be Downloaded When the Cache Is Still Within the Configured Cache Duration (365 Days)?
- How Do I Configure If Resources Do Not Need to Be Cached?
- What Does URL Parameter Filtering Mean in CDN Cache Settings?
- How Does the Maximum Cache Age Work?
- Refreshing and Preheating
- What Are the Differences Between Cache Refreshing and Cache Preheating?
- Should I Enter the Origin Server URL or Acceleration Domain Name URL for Refreshing and Preheating?
- Does Cache Refreshing Refresh All Nodes?
- Is the Central Node or Edge Node Refreshed First When Cache Is Refreshed?
- Why Is a Preheating Task in the Being Processed Status for Such a Long Time?
- How Do I Refresh the CDN Cache Where the Domain Name Includes a Wildcard?
- Why Is It That Even After I Preheated or Refreshed the Cache, the Content Has Not Updated?
- What Can I Do If a Cache Preheating Operation Fails?
- Can Subdirectories Be Preheated?
- Are All of the Files in a Directory Preheated in a Preheating Operation?
- Do I Need to Preheat HTTP and HTTPS URLs Separately?
- If CDN Is Enabled in and Outside the Chinese Mainland, Does It Need to Be Differentiated When Refreshing and Preheating?
- Can I Preheat M3U8 Files?
- All Resources Are Preheated, and the Maximum Cache Age Is One Year. Why Is the Content Retrieval Traffic Collected Recently?
- Why Does the System Report an Error Indicating that I Have No Permission to Refresh the Cache?
- Does CDN Support Automatic Refreshing and Preheating?
- Statistics
- What Can I Do If There Is No Data In Statistical Analysis?
- What Could Fall Into the "Other" Category in the Visitor Region Statistics?
- How Long Is the API Delay of the Top 100 URLs in CDN Hotspot Statistics?
- What Are the Meanings of HEAD, hit, and miss in CDN Logs?
- Can I Query the Total Usage Since the Purchase Date?
- Why Is the Message "Fine-grained Authentication Failed" Returned When I Call an API to Download CDN Logs?
- What Does User-Agent OkHttp in CDN Logs Mean?
- Security
- What Can I Do If HTTPS Certificate Configuration Fails and the Message "Incomplete certificate chain" Is Displayed?
- Does CDN Support Forcibly Directing HTTP Requests to HTTPS Ones After HTTPS Is Enabled?
- What Can I Do If HTTPS Certificate Configuration Fails and the Message "Enter private key content in the PEM format" Is Displayed?
- Can I Configure Referer Validation to Prevent Hotlinking?
- Does CDN Support IP Address Filtering?
- Are Self-Signed HTTPS Certificates Supported?
- After Force HTTPS Is Enabled, Why Are Parameters Missing in a POST Request When I Call an API to Request HTTP?
- Why Does the System Always Display "301" After HTTPS Is Configured for a Domain Name?
- What Can I Do If I Suspect that CDN Is Maliciously Used?
- Does CDN Support Mutual Authentication Configuration?
- What HTTPS Versions Does CDN Support?
- Can I Use HTTP After HTTPS Is Configured?
- Can Multiple Certificates Be Configured for a Domain Name?
- Can Certificates Be Updated Without Service Interruption?
- Billing
- How Does CDN Charge?
- Is There a Billing Protection Mechanism If a Domain Name Is Under Attack?
- Why Is the Traffic Usage in the Traffic Package Different from that in Statistical Analysis?
- Are the Traffic and Bandwidth Consumptions Inside and Outside the Chinese Mainland Charged Separately After Global Acceleration Is Configured?
- If I Have Purchased Only the Outside Chinese Mainland Traffic Package, How Is the Traffic Generated in the Chinese Mainland Charged?
- Why Is the Consumed Traffic Not Deducted from My Purchased Traffic Package?
- Does CDN Charge HTTP/HTTPS Requests?
- Why Is My Account In Arrears Even Though the Traffic Package Is Not Used Up?
- Can Multiple Acceleration Domain Names Share the Same Traffic Package?
- Do CDN Traffic Packages Expire?
- Do I Need to Consider the Area When Buying a Chinese Mainland Traffic Package?
- How Do I Renew an Existing Traffic Package?
- How Do I Set a Balance Alert?
- What Is the Traffic for CDN to Pull Resources from OBS?
- How Does the Billing for Whole Site Acceleration Work?
- When OBS Is Used as an Origin Server, How Is the Traffic Consumed by CDN Retrieving Content from the OBS Bucket Priced?
- Can an Outside the Chinese Mainland Traffic Package Used for the Chinese Mainland?
- Can I Set a Maximum Traffic or Bandwidth Limit for CDN?
- How Do I Change the CDN Billing Option?
- Is VOD Acceleration Charged the Same as File Download Acceleration?
- What Is a Retention Period?
- Are HTTP and HTTPS Requests Charged the Same from a Traffic Package?
- Are the Traffic and Bandwidth Consumptions Inside and Outside the Chinese Mainland Charged Separately After Global Acceleration Is Configured?
- How Am I Billed If My Traffic Package Is Used Up?
- Can I View the Billing Information of a Single Domain Name?
- Quota
- Troubleshooting
- A Message Is Displayed When a Domain Name Is Being Added for CDN Acceleration, Indicating that the Domain Name Already Exists
- The Web Page Is Still Slow Even After the Domain Name Has Been Added for CDN Acceleration
- 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
- When a User Accesses a Domain Name Accelerated by CDN, the Login Page Fails to Be Redirected
- Insufficient Permission for Cache Preheating
- Why My Domain Name Can't Be Accessed After HTTPS Secure Acceleration Is Configured?
- Access Failure to a CDN Accelerated URL
- Insufficient Permission for an IAM User When Calling CDN APIs
- Why Can't I Access a Web Page or Play a Video?
- An HTTPS Secure Acceleration Task Remains in the Configuring State
- The URL Is Successfully Refreshed, But Old Resources Are Accessed
- The Data Obtained from a CDN Node Is Not the Updated One
- After CDN Is Enabled, Some Resources Fail to Be Downloaded, and the Browser Displays a Message Indicating that a Cross-domain Exception Occurs
- The 403 Error Response Code Is Returned When Accessing an Acceleration Domain Name
- When an OBS Private Bucket Is Used as the Origin Server, Failed to Create an Agency for OBS
- The Origin Server Can Be Accessed, but the Accelerated Page Is Wrong
- Why Can't the Web Page Be Properly Displayed After the IP address of My Origin Server Is Changed?
- What Should I Do If Resources Retrieved Are Not Correct?
- Why Can't the Page Be Redirected or Why Does the System Prompt that Too Many Redirection Requests?
- What Can I Do If All Site Users Become a Singe One After CDN Is Enabled?
- What Can I Do If Access Fails and the Access-Control-Allow-Origin Error Is Reported?
- What Can I Do If the Submit Button Is Unavailable When Adding a Domain Name?
- How Do I Check My Origin Server?
- All Files Are Displayed After I Add a Domain Name Whose Origin Server Address Is an OBS Bucket
- Why Does the Video Freeze After CDN Is Configured?
- What Does Each Status Code Mean?
- Change History
- Product Consulting
What Can I Do If There Is No Data In Statistical Analysis?
Updated at:
Jul 31, 2020 GMT+08:00
- Configure a CNAME record for your domain name properly.
- Currently, the CDN statistics data may be one hour later than the real-time data.
If the problem is not caused by either of these reasons, submit a service ticket.
Parent topic:
Statistics
