Are you having trouble connecting your browser to Iguana then:
If you are running in an AWS instance don’t forget to read STEP 6 IN THE Linux installationSECTION which described how to configure security rules to open up port 7654.
Check to see iguana is running with ./iguana --service status
Use a command line web client like wget or curl to verify that Iguana’s web server is working.
More information on firewalls and testing HTTP/S interfaces: