edit-icon download-icon

Step 1. Set up layer 4 port protection

Last Updated: Nov 05, 2018
  1. Log on to the Anti-DDoS Pro console.

  2. Go to Access > Non-Web Service, and then select the Anti-DDoS Pro instance and IP.

    Select Anti-DDoS Pro instance

  3. Click Add one rule.

  4. Select a protocol type under Forwarding protocol/port, and input the forwarding port.

    Configure the rule

  5. Input Original site port and Original site IP. Use commas to separate multiple origin IP addresses.


    • UDP port 53 and TCP port 80 are not supported.
    • Up to 50 layer-4 forwarding rules can be added to the list.
    • Up to 20 origin IP addresses can be added to a layer-4 forwarding rule.
  6. Click OK. A new rule entry will be added to the list.

    The rule entry added

Thank you! We've received your feedback.