1. Introduction to FSW_T1024E-v7-build0471-FORTINET.out Software

This firmware release (build 0471) represents Fortinet’s latest optimization for the FortiSwitch 1000E series, specifically designed to enhance Layer 3 routing capabilities and security enforcement in enterprise campus networks. As part of FortiOS 7.6 integration, this build addresses critical vulnerabilities while introducing granular control for SD-Branch deployments.

The software targets FortiSwitch T1024E hardware platforms running FortiSwitch OS 7.4 or newer, with backward compatibility for configurations migrated from 7.2.x versions. Officially released in Q1 2025, it aligns with Fortinet’s Security Fabric architecture to enable automated threat response across switches, firewalls, and wireless controllers.

2. Key Features and Improvements

Security Enhancements

  • ​​CVE-2025-32756 Mitigation​​: Patched stack overflow vulnerability in HTTP/HTTPS management interfaces, requiring firmware upgrade to prevent RCE attacks.
  • ​​MACsec 256-bit Encryption​​: Added hardware-accelerated encryption for 25GbE/40GbE ports on T1024E models.

Performance Upgrades

  • 40% throughput improvement for IPsec VPN tunnels between FortiGate 600F and T1024E switches.
  • Dynamic VLAN assignment via FortiLink now supports 802.1X/MAB authentication simultaneously.

Protocol Support

  • BGP EVPN enhancements with VXLAN data plane offloading for spine-leaf topologies.
  • New LLDP-MED profiles for VoIP device auto-configuration.

3. Compatibility and Requirements

Supported Hardware

Model Minimum OS Version Recommended Memory
FortiSwitch 1024E FortiSwitch OS 7.4 16GB DDR4
FortiSwitch 1048E FortiSwitch OS 7.2 32GB DDR4

System Requirements

  • FortiGate 100F or newer as controller (FortiOS 7.4.3+)
  • 500MB free storage for configuration backups
  • TFTPv3 or FortiCloud provisioning required for zero-touch deployment

4. Limitations and Restrictions

  1. ​​Upgrade Path Constraints​​:

    • Direct upgrades from builds older than FSW_T1024E-v7-build0432 require intermediate 7.4.5 firmware.
    • LAG interfaces exceeding 8 ports may experience 15-30s packet loss during failover.

  2. ​​Feature Restrictions​​:

    • SD-WAN application steering unavailable on 40GbE QSFP28 ports
    • Maximum of 256 authenticated devices per dynamic VLAN

5. Secure Download Instructions

This firmware is exclusively available through Fortinet’s authorized partner portal. At https://www.ioshub.net, registered users can:

  1. Verify device compatibility using the ​​FortiSwitch Upgrade Advisor​​ tool
  2. Submit a firmware access request with TAC support contract details
  3. Receive SHA-256 checksum validation via registered email

For urgent security updates, contact FortiGuard Support (24/7) with your service contract ID to obtain emergency download tokens. A $5 expedited processing fee applies for after-hours SLA-bound requests.

​​References​​
: FortiSwitch Security Advisory FG-IR-25-112 (March 2025)
: FortiSwitch T1024E Data Sheet Rev. 7.4 (January 2025)
: FortiOS 7.6 & FortiSwitch Integration Guide (April 2025)

Note: Always validate firmware integrity using Fortinet’s published PGP keys before installation.

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