To ensure efficient data replication in a cluster, you must meet the following requirements:
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Update all instances in the cluster and ensure they are using the same version of the software.
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Activate the licenses for the instances on the Affinity Portal.
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Ensure proper connectivity between all machines. For detailed information, access the articles on how to configure network interfaces and hostnames.
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Ensure the following firewall ports are open among all instances:
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TCP (22, 443, 3306, 4444, 4567, 4568, 59022 e 9300).
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UDP (4567).
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