Updated on 2024-03-06 GMT+08:00

Configuring Protocol Blocking

Traffic control is implemented for traffic targeting CNAD based on protocols. You can disable the UDP/TCP/ICMP protocol to block the traffic transmitted via the UDP/TCP/ICMP protocol.

Procedure

  1. Log in to the management console.
  2. Select a region in the upper part of the page, click in the upper left corner of the page, and choose Security & Compliance > Anti-DDoS Service. The Anti-DDoS Service Center page is displayed.
  3. In the navigation pane on the left, choose Cloud Native Anti-DDoS Advanced > Protection Policies. The Protection Policies page is displayed.
  4. Click Create Protection Policy.
  5. In the displayed dialog box, set the policy name, select an instance, and click OK.

    Figure 1 Creating a policy

  6. In the row containing the target policy, click Set Protection Policy in the Operation column.
  7. In the Protocol-based Traffic Control area, click Set.

    Figure 2 Protocol-based Traffic Control

  8. In the displayed Set Protocol for Traffic Control dialog box, enable or disable traffic control, and click OK.

    Figure 3 Setting protocol blocking
    • indicates that traffic blocking is enabled. UDP, TCP, and ICMP traffic is blocked.
    • indicates that traffic blocking is disabled.