FortiGate Next Generation Firewall utilizes purpose-built security processors and threat intelligence security services from FortiGuard labs to deliver top-rated protection and high performance, including encrypted traffic.
This Article explains the change in Latency calculation.
Scope
FortiGate v7.4.4 and v7.6.x.
Solution
In the other versions, FortiGate will downgrade the server by increasing the Latency value by about 13-15 Seconds when a failure count occurs to choose the next available server to send the DNS request.
Instead of increasing the time to 15 seconds, It will incorporate the following:
Server failure counts as a latency penalty at server selection time.
FortiGate will Only adjust the RTT when a response has been received.
