How to connect JobTracker in EMR cluster

I am using Elastic MapReduce cluster. I try to connect web interfaces like job tracker, task tracker by following the link http://docs.aws.amazon.com/ElasticMapReduce/latest/DeveloperGuide/emr-ssh-tunnel.html I am using putty but, I can't connect to master-public-dns:9100 by getting time out error.

How can I connect to those interfaces?

Solution

Is your proxy enabled ? After your query , I followed the instructions for macosx and was able to get it working.

My foxyproxy plugin in firefox looks like the following

Kindly share the screenshot of your foxyproxy setting as well. My looks like the following (removing the configurations related to ip starting with 10*)