However, among the trustees must be addresses of all interfaces of the server on which it receives

By default mail server Zimbra considers all internal network proxies and allows sending of them without oregon live authentication. With proper control of workstations oregon live is convenient, since almost no extra settings can send not only users, but also scripts or enterprise applications. However, there are situations where you want to enable authentication to the contrary. Today we'll show you how to do it.
Set internal network as trusted - the default setting for many mail servers. This implies that users are limited in their rights, and the administrator has full control over the network. If not, or the server is serving several companies security policy which you do not control the internal network range from the trusted list is better to exclude until your server does not become a breeding ground for spam or viruses.
However, among the trustees must be addresses of all interfaces of the server on which it receives mail and the range 127.0.0.0 / 8 for the interaction oregon live of internal services Zimbra. The network interface addresses the server should also be specified as a range, such 10.0.0.25/32. If your server has network interfaces oregon live on which work with e-mail is not available, such as VPN-channel for official purposes, the addresses of this range should be removed completely, which would make sending mail from a given subnet impossible, even via the web interface. oregon live
Specify trusted networks can be configured for your server MTA (Home - Configure - Servers - server_name - MTA), but if you try to specify only the addresses of the network interfaces the server, oregon live you will get the following error:
As you can see, the command line interface allows you to set many parameters oregon live Zimbra quickly and easily, including those that are not available through the web interface. So do not be afraid of the command line, but rather to adopt this powerful tool.
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