Odoo Integration with Aftership will allow user to create shipment record in aftership while validating delivery order.
Go to Settings --> General Settings
AfterShip API Configuration
You can configure aftership API look like this.
In sale order you can see tracking details.
1. In delivery order you can set courier.
2. While validate your delivery order odoo will generate tracking number.
3. At the same time odoo will create record in aftership with tracking number.
4. After that you will find tracking smart button in delivery order.
You will find Tracking details look like this.