I am using AEM 6.2 SPI author. I can see  'Number of Session Logins and Number of Active Sessions'  from the interface /libs/granite/operations/content/monitoring/page.html .Can you please explain -   'Session Logins' and  'Active Sessions' ?

No changes required in the dispatcher.any configuration file. First do these changes in a development/testing environment and test it.

Are you using S3 DataStore ?

Add following line in your hosts file (location ....\Windows\System32\drivers\etc)127.0.0.1       localhost

Are you able to view bundles from felix console  http://localhost:4502/system/console/bundles  ? Any issues from  Error.log ?

Few URLsAdobe Experience Manager Help | Working with Sling Models in Adobe Experience Manager 6.2 Check Java Code Example javax.jcr.NodeIterator

You have to use /libs/foundation/components/iparsys  .

This is bug in jetty version.Solution upgrade jetty jar to version  3.4.0-B002

Thanks for sharing the information

You will need to contact  with an Adobe sales person to get a trial/demo version of Adobe Experience Manager.Check the link http://www.adobe.com/products/request-consultation/marketing-cloud.html?s_osc=70114000002JNwKAAW&s_iid=70114000002JHs3AAG