Network services
----------------

Network security is described in detail under the *Network Security*
section, including detail regarding firewall ports.

.. index:: network;network ntp

NTP servers can be configured using the following commands:

* ``network ntp`` will display the list of configured NTP servers
* ``network ntp set <ntp-server1> [<ntp-server2> ...]`` will set up one or more NTP servers.

  .. note::
     This command will overwrite any existing list of configured NTP servers. 

* ``network ntp add <ntp-server1> [<ntp-server2> ...]`` will add one or more NTP servers to the existing list 
* ``network ntp del <ntp-server>`` will delete a NTP server


.. index:: network;network dns
.. index:: network;network domain
.. index:: network;network search

DNS servers can be configured using the following commands:

.. note::
   Any network dns add/del/set command results in a service restart.
   All services will be restarted.
     

* ``network dns`` will display the configured DNS servers
* ``network dns set <dns-server1> [<dns-server2> ...]`` set up one or more DNS servers

  .. note::
     This command will overwrite any existing list of configured DNS servers. 
* ``network dns add <dns-server1> [<dns-server2> ...]`` will add one or more DNS servers to the existing list
* ``network dns del <dns-server>`` will delete a DNS server
* ``network domain <domain-name>`` sets the default DNS domain
* Alternate DNS search domains can be configured with 
  ``network search add <domain>`` and ``network search del <domain>``

.. |VOSS Automate| replace:: VOSS Automate
.. |Unified CM| replace:: Unified CM