Add/Remove an ATA from a User
This article provides instructions for White Label Partners and Client Success teams on how to add or remove an Analog Telephone Adapter (ATA) from a native fax account or user within the Manager Portal.
Scope
This document will show you how to add/remove an ATA from a fax account or fax user.
Requirements:
- Reseller scope or higher
- Supported ATA Device serial number
- Note: Third-party ATAs are NOT compatible; they will need to be purchased from your provider.
- Fax user/account configured
- Knowledge and limitations of deployment scenario
Supported ATA

The MP-202B can only be used for faxing purposes; it cannot be used as a general ATA.
Add an ATA to a User
- 1
Login with a Reseller account in the Manager Portal or Higher.
- 2
Navigate to
Domains -> Select the domain -> Inventory. - 3
Click on the Fax Accounts tab.
- 4
Locate the Phone Number or User, Click the
icon to edit the user.Note: Make sure the phone number is set to available before you can assign it to a user.
- 5
You should now see the edit modal window with the current user configurations. Click the ATA checkbox to show the Device Type and Serial Number fields.

- 6
In the Device Type, select the ATA device from the supported ATA list.
- 7
Enter the Serial Number of the device and click Save.
- 8
Now that the ATA has been assigned to a user, you should factory reset the ATA.
- 9
When the ATA is back online, check the Inventory -> Fax Accounts and you should see the device online.

Remove an ATA from a User
- 1Login with a Reseller account in the Manager Portal.
- 2Navigate to
Domains -> Select the domain -> Inventory. - 3Click on the Fax Accounts tab.
- 4Locate the Phone Number or User, Click the icon to edit the user.
- 5You should now see the edit modal window with the current user fax configurations.
- 6Delete the Serial Number from the Serial Number entry and uncheck the ATA checkboxes and click Save.
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