Description | This article describes that the destination server end always shows the source client's IP as FortiGate Transparent VDOM's mgmt IP, it should see the source host IP address in the transparent network topology (same subnet on ingress and egress network). |
Scope | FortiGate v7.2. |
Solution |
Network topology in FortiGate Transparent mode: Source IP :163.27.3.39 Destination IP: 34.83.44.187
163.27.3.39 - x3(163.27.3.0) - FortiGate (Transparent mode) - x4(163.27.3.0) - 34.83.44.187
Investigate the session details by the commands below:
diagnose sys session filter dst 34.83.44.187 <----- destination IP address. diagnose sys session filter src 163.27.3.39 <----- Source IP address. diagnose sys session list session info: proto=6 proto_state=01 duration=26 expire=3573 timeout=3600 flags=00000000 socktype=0 sockport=0 av_idx=0 use=3
config firewall policy |
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