Start EAP with defined ports offset => either start it in domain and then check log of server-two or start it in standalone with -Djboss.socket.binding.port-offset=101 Steps for standalone mode: start server with shifted port offset ./standalone.sh -Djboss.socket.binding.port-offset=101 stop server ./jboss-cli.sh -c --controller=127.0.0.1:10091 ':shutdown' check the logs for port shown as part of [org.wildfly.extension.undertow] (MSC service thread 1-1) WFLYUT0007: Undertow HTTP listener default stopped, was bound to 127.0.0.1:$PORT where the port $PORT should be 8181 but is 8080