https://community.cloudera.com/t5/Support-Questions/HBase-connection-issue-from-java/m-p/161906#M124285 <P><A rel="user" href="https://community.cloudera.com/users/393/aervits.html" nodeid="393">@Artem Ervits</A></P><P>Thanks for your quick reply . How can I check this ? using telnet ? I am running below command from client machine</P><PRE>telnet zookeepernode0 2181</PRE><P>I am getting below error </P><PRE>telnet: Unable to connect to remote host: Connection refused</PRE><P>Please suggest.</P> Mon, 06 Feb 2017 20:53:06 GMT arkaprova 2017-02-06T20:53:06Z