As of Log4j 2.11.0, JMS support has moved from the existing module log4j-core to the new module log4j-jms.
This module was introduced in Log4j 2.11.0 and requires a JMS API JAR.
Some features may require optional dependencies. These dependencies are specified in the documentation for those features.
Some Log4j features require external dependencies. See the Dependency Tree for the exact list of JAR files needed for these features.