Assign SMS Trunk
To receive inbound SMS messages, you must assign an SMS trunk to your phone numbers. Follow the steps below to assign the trunk either to a single number or multiple numbers using batch actions.
Assign SMS Trunk to a Single Number
Go to Phone Numbers and select My Numbers.
Find the number using filters such as Feature SMS IN or by entering the exact DID number.
In the Trunk column, click SMS next to the number.
Note
The SMS trunk option is available only for phone numbers that support the SMS IN feature.

Fig. 1. Finding the Number and Accessing the SMS Trunk Assignment.
In the Update SMS Trunk pop-up window, select the desired trunk from the dropdown menu and click Confirm.

Fig. 2. Selecting and Updating the SMS Trunk.
Assign SMS Trunk to Multiple Numbers (Batch Actions)
Go to Phone Numbers and select My Numbers.
Find the numbers using filters such as Feature SMS IN.
Select the checkboxes next to the numbers you want to update.

Fig. 3. Selecting Multiple Numbers for Batch Action.
Click Batch Actions at the bottom of the page and select Update SMS Trunks.

Fig. 4. Expanding the Batch Action Dropdown and Selecting Update SMS Trunks.
In the Update SMS Trunk pop-up window, select the desired trunk from the dropdown menu and click Submit.
