This video shows you how to change the node name of an existing node in PowerCenter 9.6.1 and PowerCenter 10.2.It discusses the following:
Take a backup of an existing node
Create a new node from the Informatica Administrator Console
Run definegatewaynode command to change to new node name
Perform a tomcat cleanup and restart services
Converting and adding of a self signed certificate to use a Webservice Consumer transformation
How to unassign services from an expired key and assign them to a valid key in 9.1.0 and 9.5.1
How to find in which host the Repository Integration service is running in a multi node domain