Secure Mobile Access 10.2 Deployment Guide

Configuring the X0 IP Address

When deploying the SMA in any of the scenarios mentioned in Selecting a Deployment Scenario, you need to reset the IP address of the X0 interface on the SMA to an address within the range of the new or existing DMZ or the existing LAN subnet.

To configure the X0 IP address

  1. Connect your computer to X0 and log into the SMA appliance by navigating to on your Web browser.

    For additional information, see the SMA 210/410 Quick Start Guide.

  2. Using SonicOS, navigate to the NETWORK | System > Interfaces page.
  3. In the Interface Settings table, click the Configure icon for the X0 interface.
  4. In the Edit Interface dialog box, set the IP Address to an unused address within your DMZ or LAN subnet.
  5. For the Subnet Mask, enter the value that matches your DMZ or LAN subnet mask, such as
  6. Click OK. A warning displays that you are changing the X0 IP Address. Click OK to acknowledge.
  7. Reset the management computer to have a static IP address in the range you just set for the X0 interface. For example, if you set X0 to, you could set your computer to
  8. Log into the SMA management interface again, using the IP address you just configured for the X0 interface. For example, point your browser to

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