User Guide

IPN Guide June, 2009 27
4
IPN Testing
After you implement your listener and start it running on your web server, you can use the IPN
simulator in the Sandbox to send IPN messages to the URL at which your listener is running.
This tool allows you to verify that you are receiving IPN messages correctly.
z Testing Your Listener
z IPN Troubleshooting Tips
Testing Your Listener
The first level of testing is to ensure that your IPN listener receives messages and handles
them appropriately. This level of testing requires you to have your IPN listener running at your
notification URL; however, it does not require you to set up the listener in the Profile.
You must be logged into the Sandbox to use the IPN simulator. To set up and send an IPN
message using the simulator:
1. Select Instant Payment Notification (IPN) simulator from Test Tools.
2. Enter the URL to receive the notification and the kind of notification you want to test on
the following screen:
When you select the kind of transaction that you want to test, a form containing test data
appears: