Yes, it is possible to use a virtual appliance as a software router to establish an SD-WAN (Software-Defined Wide Area Network) solution on remote sides. A virtual appliance can provide routing and networking capabilities, allowing you to implement SD-WAN functionality without the need for physical routers.
Here are the general steps to set up an SD-WAN solution using a virtual appliance as a software router:
Choose a virtual appliance: Select a virtual appliance that supports the necessary routing and SD-WAN capabilities. There are various software-defined networking solutions available in the market that offer virtual router functionality, such as Cisco CSR, Juniper vSRX, or VyOS.
Deploy virtual appliances: Create and deploy virtual machines with the chosen virtual router software on your remote sites. Ensure that the virtual appliances are properly configured with appropriate network interfaces and connectivity settings.
Configure SD-WAN functionality: Set up SD-WAN functionality on the virtual appliances. This typically involves configuring routing protocols, VPN tunnels, traffic shaping policies, Quality of Service (QoS), and other SD-WAN features based on your specific requirements.
Establish connectivity between remote sites: Establish secure connectivity between the virtual appliances at the remote sites. This can be achieved through site-to-site VPN tunnels or other secure connectivity methods supported by the virtual router software.
Centralize management and control: Implement a centralized management and control platform to monitor and manage the SD-WAN solution. This can be a dedicated SD-WAN controller or a management software provided by the virtual router vendor.
Monitor and optimize: Continuously monitor the SD-WAN solution's performance, traffic flow, and network health. Make necessary adjustments to optimize the routing, QoS policies, or other parameters based on the network's requirements.