https://community.cloudera.com/t5/Support-Questions/Error-while-enabling-kerberos/m-p/69827#M2943 <P><a href="https://community.cloudera.com/t5/user/viewprofilepage/user-id/4054">@bgooley</a>&nbsp;Thanks!!&nbsp;We are in the process of enabling ssl, Once done we will switch to ldaps.</P><P>&nbsp;</P><P>I have changed the unicodepwd&nbsp;to userpasswd, Cloudera manager was able to create the principals, But while I was starting the services,&nbsp;zookeeper threw the following error:</P><P>&nbsp;</P><TABLE><TBODY><TR><TD>5:05:02.212 PM</TD><TD>ERROR</TD><TD>QuorumPeerMain</TD><TD><PRE>Unexpected exception, exiting abnormally java.io.IOException: Could not configure server because SASL configuration did not allow the ZooKeeper server to authenticate itself properly: javax.security.auth.login.LoginException: ICMP Port Unreachable at org.apache.zookeeper.server.ServerCnxnFactory.configureSaslLogin(ServerCnxnFactory.java:207) at org.apache.zookeeper.server.NIOServerCnxnFactory.configure(NIOServerCnxnFactory.java:87) at org.apache.zookeeper.server.quorum.QuorumPeerMain.runFromConfig(QuorumPeerMain.java:135) at org.apache.zookeeper.server.quorum.QuorumPeerMain.initializeAndRun(QuorumPeerMain.java:116) at org.apache.zookeeper.server.quorum.QuorumPeerMain.main(QuorumPeerMain.java:79)</PRE></TD></TR></TBODY></TABLE> Tue, 10 Jul 2018 22:31:55 GMT balusu 2018-07-10T22:31:55Z