.. meta::
:description: Allowing Micetro Web Interface to login to other Central servers.
:keywords: Micetro
.. _webapp-fixed-central:
Allowing Micetro Web Interface to Log In to Other Central Servers
===================================================================
By default, the Micetro Web Interface and API only allow connecting to a single Micetro Central server, determined during the first login to Micetro after installation.
If you want to allow users to specify a custom Central server to connect to, follow the instructions below.
Windows
-------
1. Edit the ``preferences.cfg`` file for the M&M Web Services located at ``c:\\ProgramData\\Men and Mice\\Web Services\\preferences.cfg``. Add the following XML tag:
.. code-block::
2. Restart the M&M Web Services Windows service.
3. After that, a "Server" field will appear on the Micetro Web Interface login page, and the "serverName" field in the API Login command will be honored.
Linux
-----
1. Log into the server hosting the Web Interface.
2. Edit the ``preferences.cfg`` file for the M&M Web Services (``/var/mmsuite/web_services/preferences.cfg``). Add the following XML tag:
.. code-block::
3. Restart the ``mmws`` service:
.. code-block:: bash
systemctl restart mmws
4. After that, a "Server" field will appear on the Micetro Web Interface login page, and the "serverName" field in the API Login command will be honored.