What exporting a network object means and why you'd do it

Exporting a network object from Cisco FMC (Firewall Management Center) means saving the configuration details of a network object — like an IP address, subnet, or group of addresses — to a file you can move, back up, or import into another FMC instance. You do this when you want to keep a copy of your network definitions outside the system, move them to a different firewall management setup, or share them with another team member without giving them full access to FMC itself.

FMC stores network objects as part of your firewall policy configuration. When you export one, you're pulling that single object's settings out of the database and into a format you can read and transfer. The most common reason to export is to back up critical network definitions before making changes, or to move your configuration to a new FMC server.

Key Takeaways

  • Network objects in Cisco FMC are saved configurations for IP addresses, subnets, or groups of addresses that you use repeatedly in firewall rules.
  • You export objects through the FMC web interface by navigating to Objects, selecting the object you want, and choosing the export option from the menu.
  • Exported objects are saved as XML files that contain all the settings for that single object, including its name, description, and address values.
  • You can import exported objects back into FMC or into a different FMC instance, which is useful when moving configurations between servers or restoring from backup.

Finding and selecting the network object in FMC

Open Cisco FMC in your web browser and log in with your admin credentials. Once you're in the main dashboard, look for the Objects menu on the left side of the screen. Click it to expand the Objects section.

You'll see several object types listed: Network, Port, URL, DNS, and others. Click Network to see all the network objects in your FMC instance. This list shows every IP address, subnet, and network group you've created. Scroll through or use the search box at the top of the list to find the specific object you want to export. Click on the object name once to select it.

Opening the export menu and choosing your format

Once you've selected a network object, look for a menu icon — usually three vertical dots or a small arrow — next to the object name or in the toolbar above the list. Click that icon to open a dropdown menu with several options. You should see an option labeled Export or Export Object. Click it.

FMC will ask you to choose a file format. The standard option is XML, which is a text-based format that preserves all the object's settings and can be imported back into FMC later. Some versions of FMC may offer other formats, but XML is the safest choice because it works across different FMC versions and can be read by other tools if you need to inspect the file contents.

Saving the exported file to your computer

After you select the export format, your browser will prompt you to save the file. Choose a location on your computer where you can find it later — your Downloads folder or a dedicated backup folder works well. FMC will suggest a filename that includes the object name and a timestamp, like network_object_sales_subnet_2024-01-15.xml. You can keep this name or change it to something more descriptive for your own records.

Click Save to read the file. The export happens when ready — there's no processing time or confirmation step. Once the file appears in your chosen folder, the export is complete.

What's inside the exported file and how to use it

The exported XML file contains the complete definition of that single network object. If you open it in a text editor, you'll see tags that describe the object's name, description, IP address or subnet range, and any other settings you configured. You don't need to edit this file manually — FMC handles the XML format automatically when you import it.

To import the object back into FMC (either the same instance or a different one), go to Objects > Network, click the import option in the menu, and select your XML file. FMC will read the file and recreate the object with all its original settings. This is useful if you're restoring from a backup, moving to a new FMC server, or copying a standard object across multiple firewall management instances.

Common reasons exports fail and what to check

If the export option doesn't appear in your menu, you may not have admin permissions for that object or the object type. Check with your FMC administrator to confirm you have export rights. Some FMC setups restrict exports to certain user roles for security reasons.

If you export an object but can't find the file on your computer, check your browser's Downloads folder — that's the default save location for most browsers. If your browser is set to ask where to save files each time, you may have accidentally cancelled the save dialog. Try the export again and watch for the save prompt.

If you're trying to import an exported object and FMC rejects the file, make sure the XML file hasn't been edited or corrupted. Don't open exported XML files in word processors like Microsoft Word — use a plain text editor like Notepad if you need to view the contents. Word processors add formatting that breaks the XML structure.

Exporting multiple objects at once

If you need to export several network objects, you can select multiple objects in the list by holding Ctrl (or Cmd on Mac) and clicking each object name. Once you've selected all the objects you want, look for a bulk export option in the menu. Not all FMC versions support bulk export, so if you don't see the option, you'll need to export each object individually — it only takes a few seconds per object.

When you export multiple objects this way, FMC creates a single XML file that contains all the selected objects. This is faster than exporting them one at a time, and it keeps all your related objects together in one backup file.

Frequently Asked Questions

Can I export a network object if I'm not an admin?

That depends on your FMC user role and permissions. Some organizations allow regular users to export objects they created, while others restrict exports to admins only. If the export option doesn't appear in your menu, contact your FMC administrator to request the permission or ask them to export the object for you.

What happens to the object in FMC when I export it?

Nothing. Exporting creates a copy of the object in a file on your computer, but the original object stays in FMC exactly as it was. Exporting is a read-only action — it doesn't change or remove anything from your firewall configuration.

Can I edit an exported XML file and then import it back?

Technically yes, but it's risky unless you know XML syntax. If you make a mistake in the file structure, FMC will reject it during import. It's safer to import the file as-is and then edit the object inside FMC using the web interface, where the system validates your changes automatically.

Do I need to export objects before upgrading FMC?

No. When you upgrade FMC, the system backs up your entire configuration automatically, including all network objects. Exporting individual objects is useful for moving specific objects between instances or keeping your own backup copies, but it's not required for upgrades.

What if I export an object, then someone deletes it from FMC?

You can import your exported file to recreate the object. Go to Objects > Network, select Import, and choose your XML file. FMC will add the object back with all its original settings. This is one of the main reasons to keep exported backups of critical network objects.