EAP6 JGroup throws BindException Cannot assign requested address: Datagram send failed

Solution Unverified - Updated -


  • While running a clustered environment the JGroup sybsystem shows the following messages in the server.log:
17:24:16,909 INFO  [org.infinispan.remoting.transport.jgroups.JGroupsTransport] (ServerService Thread Pool -- 64) ISPN000094: Received new cluster view: [master:clusteredServerOne/ejb|0] [master:clusteredServerOne/ejb]
17:24:17,066 ERROR [org.jgroups.protocols.UDP] (OOB-4,shared=udp) failed sending message to slave:server-four/ejb (130 bytes): java.lang.Exception: dest=/ (133 bytes), cause: java.net.BindException: Cannot assign requested address: Datagram send failed
  • JBoss log shows that other cluster members are not able to join the cluster and the cluster view shows only one member.


  • JBoss Enterprise Application Platform (EAP)
    • 6.x

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