.. _system-using-port:

Check and change the various network ports in use on the system
=================================================================


Symptom
---------

Genian NAC system service is not running normally.

Cause
----------

Problems can arise if normal communication for service execution fails.

Resolution
------------

Check the network port used by the system
'''''''''''''''''''''''''''''''''''''''''''

You can check the port information for each service used by the Genian NAC system.

You can check whether communication between each configuration is performed normally by referring to the information during deployment.

#. Go to **System** on the top panel.
#. Select **Port** from the **Service** item on the left.


.. list-table::
   :widths: 2 11 7
   :header-rows: 1
   
   * - Item
     - Explanation
     - Remarks
   * - HTTP
     - The ports used by the CWP and IP Request systems are displayed.
     - Changeable
   * - HTTPS
     - Ports used by CWP, IP Reuest system, policy reception, and node information update are displayed.
     - Changeable
   * - HTTPS
     - The port used for WebUI access is displayed.
     - Changeable
   * - KeepAlive
     - The port used for event transmission/reception and Sensor/agent operation status check is displayed.
     - Unchangeable
   * - Syslog
     - The port used for the syslog listening service is displayed.
     - Unchangeable
   * - Radius Authentication
     - The port used for Radius user authentication is displayed.
     - Changeable
   * - Radius Accounting
     - The port used for Radius Accounting listening is displayed.
     - Changeable
   * - Distribution Server
     - The port used by operating system update search and download, and agent file distribution is displayed.
     - Unchangeable
   * - Data Server
     - The port used for the Database service is displayed.
     - Changeable
   * - Log Server
     - The port used for log search and cluster service is displayed.
     - Changeable
   * - SSH
     - The port used for the product remote CLI access service is displayed.
     - Changeable



Changing the network port used by the system
''''''''''''''''''''''''''''''''''''''''''''''' 

If using a known port is determined to be a problem, use that function to change the port.


.. toctree::
    :maxdepth: 1

    system-using-port/system-using-port-change-http
    system-using-port/system-using-port-change-https
    system-using-port/system-using-port-change-adminui-https
    system-using-port/system-using-port-change-radius-authentication
    system-using-port/system-using-port-change-radius-accounting
    system-using-port/system-using-port-change-database
    system-using-port/system-using-port-change-log
    system-using-port/system-using-port-change-ssh