FortiGate
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.
kbahrudin_FTNT
Article Id 197718
Description
This article explains how to resolve an issue where the FortiGate 100D does not boot with FortiOS v4.3.

Scope
FortiGate 100D hardware.

Solution
There are four different hardware revisions of the FortiGate 100D (rev1, rev2, rev3 and rev4).

Only FortiGate 100D with revisions 1, 2 and 3 are able to boot with FortiOS v4.3.

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