If you incorrectly configured NAT, the Manager and HTTPS service might go down frequently.

Solution

  1. Do not use 0.0.0.0/0, x.0.0.0/8, x.x.0.0/16 subnet ranges in the NAT rules for SNAT Translated IP section (SNAT rule) and for Destination Network section (DNAT rule).
  2. Fix the incorrect NAT configuration.
  3. Configure NAT rule where IP address range and count does not exceed 256 for SNAT Translated IP section (SNAT rule) and for Destination Network section (DNAT rule).