What do you mean with customer doesn't work? Could you please explain the real issue?
Do you have any rule blocking ICMP?
I performed a test here and It worked as expected. Check your firewall rules or with your ISP.
Hello, I haven't set up any rules for FW.
The customer receives connectivity when he connects to his router directly.
But is this causing any problems or is the network operating normally? Open a support case.
I belive the customer dosent work .
What do you mean with customer doesn't work? Could you please explain the real issue?