General Pre-Sales Questions
===========================

.. contents:: 

Does InterWorx work on a VPS?
-----------------------------

Yes. InterWorx Control Panel works on a variety of virtualization platforms. If the platform supports the Red Hat or
CentOS, it will work.

.. warning:: 

   InterWorx does not support containerized environments, including Docker or LXC. 

.. note:: 

   While InterWorx will install and work on both Digital Ocean and Azure,  both of those services block port 25, which 
   is the port that the mail service included with InterWorx (Qmail) uses. An outside mail provider will be 
   required in those environments.

Is it possible to use InterWorx with CloudLinux?
------------------------------------------------

InterWorx includes a plugin for CloudLinux. Detailed information can be found 
:doc:`here </nodeworx/plugins/install-use-cloudlinux-plugin-interworx>`.

What operating systems does InterWorx support?
----------------------------------------------

InterWorx Control Panel is fully compatible with:

- Redhat EL 8.x
- AlmaLinux 8.x
- Rocky Linux 8.x
- CloudLinux 8.x 
- Redhat EL 9.x
- AlmaLinux 9.x
- Rocky Linux 9.x
- CloudLinux 9.x

What types of licenses does InterWorx offer?
--------------------------------------------

InterWorx offers two direct different license types: Dedicated, and VPS. Information on 
license types can be found :doc:`here </getting_started/setup_information/interworx-license-types>`


What are the system requirements of InterWorx Control Panel?
------------------------------------------------------------

Detailed information regarding minimum system requirements for InterWorx can be found 
:doc:`here </getting_started/setup_information/requirements-interworx-control-panel>`.

I'm currently using a different control panel. Do you have a migration tool?
----------------------------------------------------------------------------

Yes, InterWorx has a built in importer for accounts from cPanel or Plesk. Detailed information can be found 
:doc:`here </nodeworx/account_management/siteworx/imports/import-interworx-hosting-accounts>`.

What anti-spam, anti-virus, and firewall software does InterWorx implement?
---------------------------------------------------------------------------

InterWorx currently ships with the following:

-  Spam Prevention: :doc:`SpamAssassin </nodeworx/mail_server/spam_and_virus_protection/configure-nodeworx-spam-filtering>`
-  Antivirus: :doc:`ClamAV </nodeworx/mail_server/spam_and_virus_protection/configure-virus-filtering>`
-  Firewall: :doc:`APF </nodeworx/firewall/manage-firewall-options>` 

While they are not directly provided or supported by InterWorx, the following third party Spam and Firewall scanning
plugins are also compatible with InterWorx: 
 
- `MagicSpam <https://www.magicspam.com/anti-spam-protection-interworx.php>`__
- `ConfigServer CSF <https://www.configserver.com/cp/csf.html>`__
- `ConfigServer CXS <https://www.configserver.com/cp/cxs.html>`__

What languages does InterWorx support?
--------------------------------------

Currently InterWorx ships with English, Czech, Danish, German, Spanish, French, Hungarian, Italian, Dutch, Polish, 
Portuguese, Russian, Slovak, Swedish, Turkish, and Chinese translations.  

If the desired language is not currently included, it is possible to create custom translations by downloading the 
current English language pack, copying it, and making changes as needed.

Information on creating new language files can be found 
:doc:`here </nodeworx/general/display/make-new-interworx-language-translation>`.

Information on how to add new language files can be found :doc:`here </nodeworx/general/display/download-add-delete-languages>`.

Is it safe to install Zend Optimizer or IonCube?
------------------------------------------------

Yes, Zend Optimizer and Ioncube can safely be installed on an InterWorx server.