********************* Peering configuration ********************* We understand a **Peering contract** the agreement between a **Brand Operator** and a VoIP Provider to make and receive calls. We divide Peerings in two types: - **Carriers** for outgoing calls (see :ref:`Carriers`). - **DDI Providers** for incoming calls (see :ref:`DDI Providers`). In order to achieve our goal, we will need to create a new (an valid) DDI Provider assign our country's numeric transformation. See :ref:`DDI Providers` for further reference.