Hello Hisham,
Thank you for the reply.
If that would be that simple, I would not disturb the community.
Any device in 3/24 can ping the SRX-01 and vice versa.
As for the switch - we are using the Juniper EX2200-48t-4g.
if you would like to see the config of the EX2200 - I'l show you.
Thanks,
Den