1. Select ‘API Integrations’ on the left-hand side of the MXT menu, click on ‘SMPP Settings’.
2. If you want messages to be sent via SMPP while using the shared number pool as the sender ID, click the ‘Use the shared numbers’ switch to turn it on.
3. Click on the ‘Update Settings’ button to save these changes.
Note: Shared Numbers can receive replies for 48 hours after the outgoing SMS is sent.
Note: Further details on Shared Numbers, and other sender ID options here.