| Component | Default Port |
| Kafka Broker | 9092 |
| Zookeeper Client Port | 2181 |
| Zookeeper Election Port (Peer port) | 2888 |
| Zookeeper Leader Port | 3888 |
| Schema Registry REST API | 8081 |
| REST Proxy | 8082 |
| Kafka Connect REST API | 8083 |
| KSQL | 8088 |
| Confluent Control Center | 9021 |
| Component | Default Port |
| Kafka Broker | 9092 |
| Zookeeper Client Port | 2181 |
| Zookeeper Election Port (Peer port) | 2888 |
| Zookeeper Leader Port | 3888 |
| Schema Registry REST API | 8081 |
| REST Proxy | 8082 |
| Kafka Connect REST API | 8083 |
| KSQL | 8088 |
| Confluent Control Center | 9021 |