In my experience, If you downgrade the firmware, the only way you can
make things work is to apply the config of the same version of the
config as the version firmware. Downgrading never keeps all the config
and there are always config import errors ...
Hi Alex, I've been trough this a few years before. We then decided to go
with 2 VDOMs - one transparent and one in NAT mode. Guess what? We are
now working hard to get rid off transparent one.. To answer your
question.. I would invest some more time ...
Hi,I'm seeing the same thing on my Fortigate 50e device. It started to
perform really poorly after a aprticular upgrade. I'm getting only about
20/20 mbps on a single session and maybe 30/30 on multiple sessipns if
running iperf3 -P 10 for example. I...