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Expanding a Cassandra cluster with one additional node: what ports need to be open?

Assume a Cassandra cluster with hosts A and B. This cluster shall now be extended with another host C. Assume that Cis on a firewalled network were all packets are dropped by default.

Which ports and protocols must be opene开发者_开发百科d up between C <> A and C <> B for the new node C to function properly?


7000 TCP (the internal communication port) Btw, take a look at this question

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