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Anti-DDoS:[Update] Adjustment to Anti-DDoS Proxy (Legacy) mitigation capabilities on December 26, 2019

Last Updated:Mar 20, 2026

  • Product: Alibaba Cloud Anti-DDoS Proxy (Previous Version)

  • Time: (UTC+8) 19:00 to 20:00 on December 26, 2019

  • Description: After this adjustment, Anti-DDoS Proxy (Legacy) will support a maximum mitigation capability of 300 Gbps. The service will no longer offer basic or burstable protection greater than 300 Gbps.

  • Impact: Your services will not be affected during this adjustment. If you use Anti-DDoS Proxy (Legacy) and require mitigation capabilities greater than 300 Gbps, we offer a free migration service to help you switch smoothly to Anti-DDoS Pro. Anti-DDoS Pro supports mitigation capabilities greater than 300 Gbps. For more information, see What is Anti-DDoS Proxy.

  • Help and support: We apologize for any inconvenience this may cause. If you have any questions, please contact us.