Configuring ports

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

Before you begin [iSeries]

For more information about port numbers that your iSeries system currently uses, enter the NETSTAT *CNN command on the command line. Press F14 to view assigned port numbers.

You can also use the port validator tool to find port conflicts between different WebSphere Application Server profiles, products, and servers.

Procedure

  1. Review the port number settings, especially when you are planning to coexist.

    [iSeries] You can use the dspwasinst command-line tool to display the port information for a profile.

  2. Optional: Change the port number settings.

    [AIX HP-UX Linux Solaris Windows] During installation, you can use the Installation wizard.

    [AIX HP-UX Linux Solaris Windows] [iSeries] You can set port numbers when configuring the product after installation.
    • During profile creation using the manageprofiles command, you can accept the default port values or you can specify your port settings. If you want to specify ports, you can do so in any of the following ways:
      • Specify the use of a port file that contains the port values.
      • Specify the use of a starting port value.
      • Specify the use of the default port values.
    • [AIX HP-UX Linux Solaris Windows] During profile creation using the Profile Management tool, you can accept the port settings recommended by the tool or you can specify your port settings.
    • [iSeries] You can use the chgwassvr command to change the ports for an application server within a profile.

    [z/OS] You can set port numbers when configuring (customizing) the product after installation. Start thinking about port numbers during the planning phase.

    [AIX HP-UX Linux Solaris Windows] You can perform one of the following actions to change port settings after installation:
    • Use the updatePorts tool to change port settings.
    • Edit the profile_root/config/cells/cell_name/nodes/node_name/serverindex.xml file to change the port settings, or use scripting to change the values.



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