What is site to site VPN
Secure connection between virtual network from another virtual network or a physical network(On-Premise)
Configuration setup Requirement
Virtual Network & Subnet
Azure virtual network that represents network in the azure cloud
Required dedicated subnet for azure virtual network gateway
Virtual network gateway
Gateway serves as the endpoint for the VPN connection
Handles encryption, decryption, and routing of traffic between the connected networks
Local network gateway
Represents on-premises network.
This gateway specifies the public IP address of on-premises VPN device and the address space of on-premises Internal network
Connection
connection between the VPN gateway and the local network gateway
type of VPN connection (e.g., IPsec),
Provide shared keys for authentication
Azure Portal Deployment Workflow S2S On-Premise to Azure
Task – 1
Create VNet , Subnet
Task – 2
Create VPN Gateway
Task – 3
Create Local Gateway
Task – 4
Create Connection
Task – 5
Configure site-to-site VPN Sophos Firewall on-premise
Task – 6
RDP On-premise to Azure VM