WebSphere Application Server port usage

The WAS environment utilizes several TCP/IP ports for various functions.

When you configure WAS resources or assign port numbers to other applications, avoid conflicts with other assigned ports. In addition, when you configure a firewall, explicitly enable access to particular port numbers.

For more information about port numbers that your iSeries system currently uses, enter...

NETSTAT *CNN

...on the OS/400 command line. Press F14 to view assigned port numbers.

You can also use the port validator tool to find port conflicts between different WAS instances, products, and servers.

 

Default Port Definitions

1. WAS
   

   Default ports assigned to WAS instances.

2. WAS Network Deployment deployment manager
   

   Default ports assigned to deployment managers in WAS Network Deployment.

3. WAS node agent
   

   When you federate an application server node into a deployment manager cell, the deployment manager creates a node agent server on the application server node. Default ports assigned to node agents.

4. WAS JMS server
   

   When you federate an application server node which uses embedded JMS into a deployment manager cell, the deployment manager creates a JMS server on the application server node. Default ports assigned to Java Message Service (JMS) servers.