Virtual network peering and VPN gateways both support the following connection types:
- Virtual networks in different regions.
- Virtual networks in different Azure Active Directory tenants.
- Virtual networks in different Azure subscriptions.
- Virtual networks that use a mix of Azure deployment models (Resource Manager and classic).
|Item||Virtual network peering||VPN Gateway|
|Limits||Up to 500 virtual network peerings per virtual network (see Networking limits).||One VPN gateway per virtual network. The maximum number of tunnels per gateway depends on the gateway SKU.|
|Pricing model||Ingress/Egress||Hourly + Egress|
|Encryption||Software-level encryption is recommended.||Custom IPsec/IKE policy can be applied to new or existing connections. See About cryptographic requirements and Azure VPN gateways.|
|Bandwidth limitations||No bandwidth limitations.||Varies based on SKU. See Gateway SKUs by tunnel, connection, and throughput.|