FortiADC Full NAT vs Direct routing vs DNAT vs direct routing

[adam283849]

Hello i feel so confuse about 

FortiADC Full NAT vs Direct routing vs DNAT when i do Virtual server configurations

i worked alot  with F5 but i realy like FortiADC but i wish if i have simple explaination

could you please tell me

if i want to activate SNAT in F5 = Full NAT with source NAT pool right?

but my important question i want to disable SNAT in FortiADC = Do i need to use DNAT or direct routing 

Regards 

Adam

[Anthony_E]

Hello Adam,

Thank you for using the Community Forum. I will seek to get you an answer or help. We will reply to this thread with an update as soon as possible.

Thanks,

[shafiq23]

Hello @adam283849 

By default, Layer 4 VS uses DNAT as its packet forwarding method and source IP will not be NAT'd. Direct routing is basically a No NAT. I believe document below will help you understand packet forwarding method difference available in FortiADC Layer 4 VS.

https://docs.fortinet.com/document/fortiadc/7.4.0/server-load-balance-layer-4-deployment-guide/22294...

Thanks.

Regards,

Shafiq

[adam283849]

Hi this just show L4 what about L7 NAT how its look like?