FortiGate 120G Firewall

The FortiGate 120G series is a high-performance next-generation firewall (NGFW) and Secure SD-WAN appliance designed for enterprise networks, regional offices, and distributed deployments that require top-tier security, AI-powered threat protection, and robust connectivity.

FortiGate 120G Firewall

Overview:

FortiGate 101F delivers enterprise-grade security functions including firewalling, intrusion prevention, VPN, Secure SD-WAN, and application control in a single integrated platform. It is powered by Fortinet’s FortiOS and purpose-built security processors to handle deep encrypted traffic inspection while preserving application performance.

With robust throughput and large concurrent session capacity, the 101F is suitable for mid-sized organisations, campus perimeters, and distributed networks where scalable security and reliable connectivity are essential.

Why Choose FortiGate 120G?

AI-Enhanced Threat Protection

FortiGuard AI/ML-powered IPS and malware detection.
Comprehensive web, DNS and application filtering.
Zero-trust network access (ZTNA) enforcement.

Secure SD-WAN Integration

Multi-WAN optimisation with application awareness.
SLA-based path steering for improved uptime.
Integrated FortiLink management.

Enterprise-Grade Performance

High firewall throughput with low latency.
Efficient encrypted SSL/TLS inspection.
High session capacity for mission-critical environments.

Common Use Cases

FortiGate 121G is engineered to handle high volumes of traffic while applying deep threat inspection and encrypted traffic protection.

Enterprise Perimeter Protection

Delivers strong NGFW security for enterprise edge networks, protecting against evolving threats and enforcing consistent policies.

High-Capacity Secure SD-WAN

Optimises traffic across multiple WAN links while maintaining unified threat protection and performance SLAs.

Hybrid & Cloud Connectivity

Secures traffic between on-premises infrastructure and cloud environments with deep inspection and policy control.

Regional Office and Campus Edge

Handles larger traffic volumes and session counts for regional headquarters and campus perimeter deployments.

VPN Hub for Remote Users

Supports high throughput IPsec and SSL VPN connections for remote workforce and site-to-site secure connectivity.

Multi-Site Security Management

Centralised policy and security management across distributed sites for retail, branch, or multi-tenant networks.

Technical Specifications – FortiGate 120G

Performance

Firewall ThroughputUp to 39 Gbps
IPS ThroughputUp to 5.3 Gbps
NGFW ThroughputUp to 3.1 Gbps
Threat ProtectionUp to 2.8 Gbps
SSL InspectionUp to 3 Gbps

VPN & Remote Access

IPsec VPN ThroughputUp to 35 Gbps
Gateway-to-Gateway IPsec Tunnels~2,000
Client-to-Gateway IPsec Tunnels~16,000
SSL-VPN ThroughputUp to 1.5 Gbps
Concurrent SSL-VPN Users~500

Interfaces & Ports

GE RJ45 Ports (internal)16
Management / HA GE Ports2
GE SFP Slots8
10GE SFP+ (FortiLink)4
USB Port1

System Performance

Concurrent Sessions~3,000,000
New Sessions / sec~140,000
Firewall Policies~10,000
Firewall Latency~3.17 μs

System Limits

Virtual Domains (VDOMs)Up to 10
Max FortiSwitches Supported32
Max FortiAPs (Total / Tunnel)128 / 64
Max FortiTokens5,000

Management & Services

Secure SD-WANYes
Centralized ManagementFortiManager
Logging & AnalyticsFortiAnalyzer
Security ServicesFortiGuard AI

Subscription & Licensing

FortiGate 120G hardware continues to operate as a basic firewall without subscriptions. Advanced threat protections and analytics require FortiGuard subscription bundles.

  • UTP – Unified Threat Protection
  • Enterprise Protection – Advanced security suite
  • FortiCare Support – Firmware updates and 24×7 technical support
  • Subscription terms: 1-year, 3-year, or 5-year

FortiGate 120G Solutions by SysIT Malaysia

SYSIT, based in Kuala Lumpur, Malaysia, provides expert FortiGate firewall selection, licensing advisory, deployment, Secure SD-WAN optimisation, and ongoing technical support across Malaysia.

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