Selecting the right ExpressRoute gateway SKU
After deciding which ExpressRoute circuit SKU we want to implement, we need to decide on an ExpressRoute gateway SKU to implement. An ExpressRoute gateway is a service that connects an ExpressRoute circuit with an Azure VNet (Figure 6.15):
Figure 6.15 – Sample ExpressRoute implementation
When we create an ExpressRoute gateway service, we need to specify the SKU that we want to use (Figure 6.16) based on our organization’s requirements. We have the following SKU options to choose from:
- Standard/ErGw1AZ
- High performance/ErGw2AZ
- Ultra performance/ErGw3AZ:
Figure 6.16 – ExpressRoute gateway SKU options
The Standard and ErGw1AZ options support a maximum of four ExpressRoute circuit connections and up to 1 Gbps bandwidth.
The High performance and ErGw2AZ options support a maximum of eight ExpressRoute circuit connections. The gateway instances...