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dujian0068 reassigned KAFKA-16995: ---------------------------------- Assignee: dujian0068 > The listeners broker parameter incorrect documentation > ------------------------------------------------------- > > Key: KAFKA-16995 > URL: https://issues.apache.org/jira/browse/KAFKA-16995 > Project: Kafka > Issue Type: Bug > Affects Versions: 3.6.1 > Environment: Kafka 3.6.1 > Reporter: Sergey > Assignee: dujian0068 > Priority: Minor > > We are using Kafka 3.6.1 and the > [KIP-797|https://cwiki.apache.org/confluence/pages/viewpage.action?pageId=195726330] > describes configuring listeners with the same port and name for supporting > IPv4/IPv6 dual-stack. > Documentation link: > [https://kafka.apache.org/36/documentation.html#brokerconfigs_listeners] > As I understand it, Kafka should allow us to set the listener name and > listener port to the same value if we configure dual-stack. > But in reality, the broker returns an error if we set the listener name to > the same value. > Error example: > {code:java} > java.lang.IllegalArgumentException: requirement failed: Each listener must > have a different name, listeners: > CONTROLPLANE://0.0.0.0:9090,SSL://0.0.0.0:9093,SSL://[::]:9093 > at scala.Predef$.require(Predef.scala:337) > at kafka.utils.CoreUtils$.validate$1(CoreUtils.scala:214) > at kafka.utils.CoreUtils$.listenerListToEndPoints(CoreUtils.scala:268) > at kafka.server.KafkaConfig.listeners(KafkaConfig.scala:2120) > at kafka.server.KafkaConfig.<init>(KafkaConfig.scala:1807) > at kafka.server.KafkaConfig.<init>(KafkaConfig.scala:1604) > at kafka.Kafka$.buildServer(Kafka.scala:72) > at kafka.Kafka$.main(Kafka.scala:91) > at kafka.Kafka.main(Kafka.scala) {code} > I've tried to set the listeners to: "SSL://0.0.0.0:9093,SSL://[::]:9093" -- This message was sent by Atlassian Jira (v8.20.10#820010)