Cassandra Firewall Ports
![Cassandra Firewall Ports]()
Cassandra uses various ports for communication, either server to server communication or client to server communication.
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Cassandra uses various ports for communication, either server to server communication or client to server communication.
If you’re using Cassandra in a firewalled environment you may need to open various ports depending on your needs. All ports are TCP and can be configured in the relevant config files to use non-default ports.
Ports Port # Type Description 7000 TCP Non-encrypted inter-node cluster communication. Not used if SSL is in use. 7001 TCP Encrypted SSL inter-node cluster communication. Not used if SSL is not in use. 7199 TCP JMX monitoring port. 9042 TCP Client port used for native CQL. 9160 TCP Client port used for Thrift.