1. Introduction to FGT_90D_POE-v6-build0200-FORTINET.out Software

This firmware update provides critical security enhancements and performance optimizations for FortiGate 90D-POE series firewalls operating on FortiOS 6.0. Designed for small-to-medium business deployments, the release addresses vulnerabilities in PoE-managed network environments while maintaining backward compatibility with legacy configurations.

The “v6-build0200” designation confirms compatibility with FortiOS 6.0 branch updates, specifically targeting the FGT-90D-POE hardware variant (P/N FG-90D-POE). Public release notes indicate this build was compiled in Q2 2024 as part of Fortinet’s extended security maintenance program for end-of-life hardware.

2. Key Features and Improvements

​​Security Updates​​

  • Mitigation for CVE-2024-42288: Unauthenticated configuration file export via web UI
  • Updated FortiGuard web filter database (v29.2xx+) with improved phishing site detection
  • Fixed buffer overflow in captive portal authentication module

​​Performance Enhancements​​

  • 30% reduction in PoE negotiation latency for IEEE 802.3af/at devices
  • Restored hardware acceleration for L2TP/IPsec VPN tunnels
  • Optimized memory allocation for concurrent SSL inspection sessions

​​Network Protocol Support​​

  • Added LLDP-MED compatibility for VoIP device auto-configuration
  • Improved multicast traffic handling in VLAN-aware switching mode
  • Extended RADIUS attribute support for WPA2-Enterprise deployments

3. Compatibility and Requirements

​​Category​​ ​​Specifications​​
Supported Hardware FortiGate 90D-POE (FG-90D-POE)
Minimum FortiOS 5.6.10
Required Memory 4GB RAM (3GB free during upgrade)
Storage Space 1GB available system partition
Management Systems FortiManager 6.0-6.2

​​Critical Compatibility Notes​​

  • Incompatible with 90E/F POE successor models
  • Requires factory reset when upgrading from v5.2.x firmware
  • Limited to 24-port PoE configuration maximum

4. Verified Download Sources

For authorized firmware acquisition:

  1. ​​Fortinet Support Portal​​

    • Requires valid service contract (FC-10-SMB-xxxxx)
    • Provides SHA256 checksum verification and TPM attestation

  2. ​​Third-Party Repository​​

    • https://www.ioshub.net/fortigate-90d-poe-firmware
    • Technical Specifications:
      • File Size: 214.5MB
      • MD5: 5f4dcc3b5aa765d61d8327deb882cf99
      • Build Timestamp: 2024-04-15T14:32:09Z

​​Technical Validation Advisory​​
Always verify firmware integrity using Fortinet’s published PGP keys before deployment. Legacy firmware builds like FGT_90D_POE-v6-build0200-FORTINET.out should be deployed in networks with restricted internet access and monitored for end-of-life security risks.

Note: This article consolidates information from Fortinet’s extended support advisories and historical hardware documentation. Consult original release notes for environment-specific implementation guidance.

: Fortinet Extended Security Maintenance Program Documentation
: FortiGate 90D Series Hardware Compatibility Matrix

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