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The following example demonstrates a FoxyProxy configuration using Google Chrome. The relevantsettings that are loaded from the configuration file in the example are as follows:•Host or IP Address—This is set to localhostwith the Port set to 8157in the example. You should setthis port to the local port number that you used to establish the SSH tunnel with the master node inOption 2, Part 1: Set Up an SSH Tunnel to the Master Node Using Dynamic Port Forwarding (p. 320).This port must also match the port number you use in PuTTY or other terminal emulator you use toconnect.•SOCKS v5configuration is specified.•Login credentials are not specified.•URL PatternsThe following URL patterns are whitelisted and specified with a wildcard pattern type:• The *ec2*.amazonaws.com*and *10*.amazonaws.com*patterns match the public DNS name ofclusters in US regions.• The *ec2*.compute*and *10*.compute*patterns match the public DNS name of clusters in all otherregions.• The 10.*pattern provides access to the JobTracker log files in Hadoop. Alter this filter if it conﬂictswith your network access plan.Configure FoxyProxy for Google ChromeYou can configure FoxyProxy for Google Chrome, Mozilla Firefox, and Microsoft Internet Explorer.FoxyProxy provides a set of proxy management tools that allow you to use a proxy server for URLs thatmatch patterns corresponding to the domains used by the Amazon EC2 instances in your Amazon EMRcluster.To install and configure FoxyProxy using Google Chrome1.See and follow the links andinstructions to add FoxyProxy to Chrome.2.Using a text editor, create a file named foxyproxy-settings.xmlwith the following contents:<?xml version="1.0" encoding="UTF-8"?><foxyproxy>323
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