Help Center> MapReduce Service> Developer Guide (3.x)> Kafka Development Guide (Security Mode)> More Information> External Interfaces> Security Ports
Security Ports
- By default, port 21007 is used for access to secure Kafka clusters, and port 9092 is used for access to normal Kafka clusters.
- API supports access via both ports 9092 and 21007.
Parent topic: External Interfaces
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