The following topics introduce the new and changed features of Oracle Coherence and other significant changes that are described in this guide, and provides pointers to additional information.
Oracle Coherence 12c (12.2.1) includes the following new and changed features for this document.
Persistence, which manages the backup and recovery of Coherence distributed caches. See Persisting Caches.
Federated Caching, which replicates and synchronizes cache data across multiple geographically dispersed clusters. See Federating Caches Across Clusters .
For 12c (12.2.1), this guide has been updated in several ways. Following are the sections that have been added or changed.
Revised instructions for running a multicast connectivity test. See Performing a Multicast Connectivity Test.
Revised instructions for changing the default cluster port. See "Changing the Default Cluster Port."
Revised IPv4 and IPv6 recommendations. "Ensure a Consistent IP Protocol."
Added a section about firewall port configuration. See "Plan for Firewall Port Configuration."
Revised recommendations for Oracle Exalogic Elastic Cloud. See "Oracle Exalogic Elastic Cloud Recommendations".
Added new log messages to the log message reference. See Log Message Glossary.