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How-to guides

    Users can create the service by entering the required information for the Global CDN service and selecting detailed options through the Samsung Cloud Platform Console.

    Create Global CDN

    You can create and use the Global CDN service in the Samsung Cloud Platform Console.

    Reference
    To use the Global CDN service, you need to add allow rules to the firewall and security group of the origin server.

    To request the creation of a Global CDN service, follow these steps.

    1. Click the All Services > Networking > Global CDN menu. Go to the Service Home page.
    2. On the Service Home page, click the Global CDN Create button. You will be taken to the Global CDN Create page.
    3. On the Global CDN Creation page, enter the information required to create the service and select detailed options.
      • Enter or select the required information in the Service Information Input area.
        Category
        Required status
        		Detailed description
        CDN nameRequiredEnter the Global CDN name to use
        • Cannot use the same name as an existing one
        CDN domainRequiredEnter the domain name of the Global CDN to use
        Table. Global CDN Service Information Input Items
      • Enter or select the required information in the Original Settings area.
        Category
        Required
        		Detailed description
        Original location > domain or IPRequiredEnter the origin server location
        • Enter the domain name (recommended) or the origin server’s public IP directly
        Source location > ProtocolRequiredSelect protocol to use
        • The service protocol and the source protocol must be set identically
        Original location > Port numberRequiredEnter one source port to use
        • Allowed source ports: 72, 80-89, 443, 488, 591, 777, 1080, 1088, 1111, 1443, 2080, 7001, 7070, 7612, 7777, 8000-9001, 9090, 9901-9908, 11080-11110, 12900-12949, 45002
        Original pathSelectEnter the directory path of the original file
        • Example: /aaa/bbb/ccc/
        Forward host headerRequiredSet the Host header value delivered to the user when requesting the origin server from the Global CDN
        • Incoming host header: service domain name
        • Origin host name: origin domain name
        • Custom Value: Enter the domain name directly in the standard domain format, such as www.abc.com
        Cache key hostnameRequiredConfigure cache key information to identify content on the Global CDN Edge server
        • Incoming host header: Use the domain the user accesses as the cache key
        • Origin hostname: Use the configured origin domain as the cache key
        Custom header (request)SelectionWhen the Global CDN Edge server requests the origin server, change a specific Header
        • Select Use to enter Header name and Header value
        • Add items with the (+) button and delete with the (X) button
        • Up to 10 entries can be entered
        Table. Global CDN origin configuration input fields
        Reference
        • You can request multiple Global CDN services from a single Account.
        • In the Global CDN service, only one origin location can be set.
      • Enter or select the required information in the Caching Settings area. Decide how to handle the Cache header delivered to the Global CDN Edge server.
        Category
        Required
        		Detailed description
        Caching optionsRequiredSet the caching policy applied to all content delivered to the Global CDN Edge server (recommended: Honor origin cache-control and expires)
        • Honor origin cache-control and expires: Follows both the origin’s cache-control and expiration policies
        • Cache: Follows the Global CDN provider’s policy
        • Honor origin expires: Follows the origin’s expiration time policy
        • Honor origin cache-control: Follows the origin server’s cache control policy
        Content Delivery PolicyRequiredValidate content authenticity with the origin server from the Global CDN Edge server
        • Provide only valid content: Configure not to send when TTL expires (recommended)
        • Provide all cached content: Provide all cached content regardless of TTL expiration
        Cache expiration timeRequiredEnter the expiration time for cached content on the Global CDN Edge
        • Enter a value between 3,600 – 2,592,000 seconds
        Ignore query stringSelectionSet whether to use the query string when applying the caching policy
        • Use setting ignores the query sting
        Allow range requestSelectionProvides large file optimization for objects larger than 100 MB
        • Use when enabled, supports optimization up to 1.8 GB
        Custom header (response)SelectChange a specific Header when requesting the origin server from the Global CDN Edge server
        • using setting, enter Header name and Header value
        • (+) button to add items, and (X) button to delete
        • Up to 10 entries can be entered
        Table. Global CDN caching configuration input fields
      • In the Additional Information Input area, enter or select the required information.
        Category
        Required
        		Detailed description
        tagSelectAdd Tag
        • Up to 50 can be added per resource
        • After clicking the Add Tag button, enter or select Key, Value values
        Table. Global CDN additional information input fields
    4. Check the application details and click the Create button.
      • When creation is complete, check the created resource on the Global CDN List page.

    Check Global CDN detailed information

    The Global CDN service allows you to view and edit the full resource list and detailed information. Global CDN Detail page consists of Detailed Information, Tags, Activity Log tabs.

    To view detailed information about the Global CDN, follow these steps.

    1. Click the All Services > Networking > Global CDN menu. Navigate to the Service Home page of Global CDN.
    2. On the Service Home page, click the Global CDN menu. You will be taken to the Global CDN List page.
    3. On the Global CDN List page, click the resource to view detailed information. You will be taken to the Global CDN Details page.
      • Global CDN Details page displays the status and detailed information of Global CDN, and consists of Details, Tags, Activity History tabs.
        CategoryDetailed description
        Service statusStatus of Global CDN
        • Creating: Creating / when Global CDN starts
        • Active: Creation complete / operating, information can be modified
        • Inactive/Pending: Operation stopped
        • Aborted: Failed to activate after Property creation
        • Stopped/stopping: Operation halted / halting
        • Editing: Changing settings
        • Starting: Starting
        • Deleting: Terminating
        • Mismatching: When the version of the Console and the Global CDN partner differ
        • Error: Error occurred
        StartStart Service button
        StopStop Service button
        Apply PurgeApply Purger feature button
        Service terminationButton to cancel Global CDN
        Table. Global CDN status information and additional features

    Detailed Information

    Global CDN List page allows you to view detailed information of the selected resource and edit the information if needed.

    CategoryDetailed description
    Serviceservice name
    Resource TypeResource Type
    SRNUnique resource ID in Samsung Cloud Platform
    Resource nameResource Name
    Resource IDUnique resource ID in the service
    ConstructorUser who created the service
    Creation date and timeService creation timestamp
    EditorUser who edited the service information
    Modification dateDate and time the service information was modified
    CDN nameCDN name
    CDN domainCDN domain information
    CDN configuration versionConfiguration (Property) information applied to the Global CDN service
    • If the Property version and the active version retrieved from the Global CDN partner differ, it cannot be controlled from the Console.
    • Activating the version verified in the Console enables full functionality.
    descriptionAdditional description entered by the user
    • Click the Edit icon to enable editing
    Original settingsEntered CDN origin information
    • You can view the origin location, protocol, port number, origin path, forward host header, cache key hostname, and custom header (request) details
    Caching SettingsEntered CDN description
    • caching options, content delivery policies, cache expiration time, ignore query string, allow range requests, and custom header (response) details can be viewed
    Table. Global CDN detailed information tab items

    tag

    Global CDN List page lets you view the tag information of the selected resource, and you can add, modify, or delete it.

    CategoryDetailed description
    Tag listTag list
    • You can view the Key and Value information of the tag
    • Up to 50 tags can be added per resource
    • When entering a tag, you can search and select from the list of previously created Keys and Values
    Table. Global CDN Tag Tab Items

    Job History

    On the Global CDN List page, you can view the operation history of the selected resource.

    CategoryDetailed description
    Task History ListResource Change History
    • You can view operation details, operation time, resource type, resource name, operation result, and operator information
    • Operation History List When you click the corresponding resource in the list, the Operation History Details popup opens
    Table. Global CDN operation history tab items

    Change Global CDN Settings

    You can change and apply the Global CDN service settings.

    To change the Global CDN settings, follow the steps below.

    1. Click the All Services > Networking > Global CDN menu. Navigate to the Service Home page of Global CDN.
    2. On the Service Home page, click the Global CDN menu. You will be taken to the Global CDN List page.
    3. On the Global CDN List page, click the resource to view detailed information. You will be taken to the Global CDN Details page.
    4. On the Global CDN Details page, click the Edit button. You will be taken to the Global CDN Edit page.
    5. Global CDN Edit page, modify the desired information and click Done. An edit notification window will appear.
    6. Click Confirm in the alert dialog. The service information update is complete.

    Control Global CDN Operation

    You can stop or restart the Global CDN service.

    To control the operation of the Global CDN, follow these steps.

    1. Click the All Services > Networking > Global CDN menu. Navigate to the Service Home page of Global CDN.
    2. On the Service Home page, click the Global CDN menu. You will be taken to the Global CDN List page.
    3. On the Global CDN List page, click the resource to view detailed information. You will be taken to the Global CDN Details page.
    4. On the Global CDN Details page, click the control button. It controls the service operation.
      • Start: Run the Global CDN service.
      • Stop: Stops the operation of the Global CDN service.
    Caution
    • Starting or stopping the service takes more than an hour to propagate worldwide.
    • If you stop the service, the provision of the service domain will be discontinued. Be careful when using the service stop function.

    Applying Global CDN Purge

    Purge is a feature that forcibly deletes content cached on CDN Edge servers. If the content is modified before the object expires, you can use Purge to delete the existing content on the CDN Edge and then configure it to be refreshed with the new content.

    Caution
    • When a purge is applied, all content stored on the CDN edge is deleted, which may cause simultaneous content requests from the CDN edge to the origin.
    • Executing a purge can increase requests to the origin server, potentially causing load. Exercise caution when applying a purge.

    To apply a purge to the Global CDN, follow the steps below.

    1. Click the All Services > Networking > Global CDN menu. Navigate to the Service Home page of Global CDN.
    2. On the Service Home page, click the Global CDN menu. You will be taken to the Global CDN List page.
    3. On the Global CDN List page, click the resource to view detailed information. You will be taken to the Global CDN Details page.
    4. On the Global CDN Details page, click the Apply Purge button. The Apply Purge window opens.
    5. In the Purge settings window, configure the detailed items and click OK. An edit notification window will open.
      • Content Selection: Select the type of content to which Purge will be applied.
      • Path Information Input: When Full Domain is selected, the configured domain information is displayed, and when Path Input is selected, you can directly enter the path excluding the domain.
    6. Click OK in the alert dialog. The purge will be applied.

    Terminate Global CDN

    You can request termination of the Global CDN service in the Samsung Cloud Platform Console.

    Caution
    Global CDN can only be canceled when it is in a stopped state. To cancel the product, first click the Stop button to change its status.

    To request termination of the Global CDN service, follow the steps below.

    1. Click the All Services > Networking > Global CDN menu. Navigate to the Service Home page of Global CDN.
    2. On the Service Home page, click the Global CDN menu. You will be taken to the Global CDN List page.
    3. On the Global CDN List page, click the resource to view detailed information. You will be taken to the Global CDN Details page.
    4. On the Global CDN Details page, click the Cancel Service button.
    5. After the termination is complete, check the service termination status in the Global CDN list.