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Purchase guide

Last Updated: Aug 30, 2018

To purchase Anti-DDoS Pro instances, follow these steps:

  1. Log on to the Alibaba Cloud console.

  2. Select Anti-DDoS Service under Security catalog.

  3. Go to Anti-DDoS Pro > Instance List.

  4. Click Purchase in the upper right corner of the page to go to the purchase page.

    Anti-DDoS Pro instance purchase page

  5. Select ISP, Basic, Burstable, Ports, Domains, Clean Bandwidth, Quantity, and Plan according to your requirements. The final price automatically gets calculated and is displayed at the bottom of the Purchase List.
    The parameter description table is as follows.

    ISPSelect the CT, CU or CT, CU and CM ISP line.
    Note: If your service to be protected is not in the China Mailand region, go to purchase Anti-DDoS Premium.
    IP Count
    • Each CT, CU and CM ISP instance contains three IPs, one primary IP and two backup IP.
    • Each CT, CU ISP instance contains two IPs, one primary IP and one backup IP.
    BasicBasic protection capacity of the Anti-DDoS Pro instance.
    BurstableBurstable protection capacity of the Anti-DDoS Pro instance. Burstable protection capacities are available when a network attack exceeds the basic capacity. An additional fee is then charged based on the daily maximum attack volume.
    PortsThe maximum number of non-web service ports that can be protected by the Anti-DDoS Pro instance.
    DomainsThe maximum number of web service domains that can be protected by the Anti-DDoS Pro instance.
    Clean BandwidthThe clean business bandwidth without DDoS attacks.
    QuantityThe number of Anti-DDoS Pro instances to be purchased.
    PlanThe service duration of the Anti-DDoS Pro instance to be purchased.
  6. Click Buy Now to confirm your order, and then complete the payment.

Contact Alibaba Cloud Technical Support for a customized purchase plan, such as more capacity, other clean bandwidths, or special forwarding rules.

Note: You must immediately enable the Anti-DDoS Pro instance that you have purchased to use it.

Enable Anti-DDoS Pro instances

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