Azure connections are the wire between the internal VNet gateway and your Azure VPN gateway or ExpressRoute circuit. With these connections, you can establish the tunnel through the Azure network and establish the connection to your on-premises environment or other VNets.

You can find the Azure connections by searching for Connections, as shown in the following screenshot :

An Azure connection offers the options shown in the following screenshot:

Later on in the chapter, we will use Azure connections to build up a connection between virtual network and MPLS gateways.