Hadoop MapReduce word count program failed

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I am trying to run MapReduce word count program but I am facing the below error.

How to solve this?

Jan 21 in Big Data Hadoop by digger
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Seems like Firewall is blocking the connection. Disable the firewall with the following commands:

service iptables stop

or 

chkconfig iptables off

Then see if it works

answered Jan 21 by Omkar
• 65,850 points

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