Fortinet SDWAN overlay and underlay design

illustration of configuration on Fortigate FW for IPSEC overlay and Internet underlay convergence on low cost SLA

[@massimocucchi3114]

hello just a quick info, why in underlay you chech the remote ip 3.0.0.10 and 5.0.0.10 (in time 17.50) ? thank you

[@safteachacademy5584]

to ensure that the underlay connectivity is UP otherwise overlay will not properly work if Underlay is not checked - hth

[@AnandNarine]

Very informational. Can you share what device you are using to draw on screen ?

[@safteachacademy5584]

Microsoft Whiteboard and Huion tablet - hth