How to find Kafka port number and Zookeeper port number

Kafka port number can be get from the configuration file 'server.properties'.

Defult localtion of the configuration file is $(confluent_home)/etc/kafka/server.properties.

Also the default port number is 9092.

Zookeeper port number can be get from the configuration file 'zookeeper.properties'.

Defult localtion of the configuration file is $(confluent_home)/etc/kafka/zookeeper.properties.

Also the default port number is 2181.

Zookeeper using few other ports for the different connections.

2181 : Client connections
2888 : Zookeeper followers
3888 : inter node connections

That's all…

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