Cisco CVPN3020-FRU-K9 is a Field Replaceable Unit (FRU) version of the Cisco VPN 3020 Concentrator, part of the Cisco VPN 3000 Series.

It is a dedicated enterprise VPN concentrator appliance designed to provide secure remote-access and site-to-site IPSec VPN connectivity for medium-sized enterprise environments.

The VPN 3020 platform was engineered specifically for high-density encrypted tunnel termination, offering hardware-assisted encryption and centralized VPN management for corporate remote access infrastructures.

? KEY FEATURES

• Dedicated IPSec VPN concentrator appliance
• Supports up to 750 simultaneous IPSec VPN users
• Hardware-based encryption acceleration (SEP / SEP-E modules)
• Remote-access and site-to-site VPN support
• High-availability and redundant deployment capability
• WebVPN / clientless VPN support
• Enterprise-grade centralized VPN management

⚙️ TECHNICAL SPECIFICATIONS 

? Hardware Platform

• Series: Cisco VPN 3000 Series
• Model: VPN 3020 Concentrator
• Part Number: CVPN3020-FRU-K9
• Product Type: VPN Concentrator Appliance

? Interfaces

• 3 × 10/100 Fast Ethernet interfaces:
  • LAN
  • WAN
  • DMZ
• 1 × DB-9 console management port

? VPN & Security Features

• IPSec VPN tunnel termination
• Clientless WebVPN support
• Hardware encryption acceleration via SEP modules
• DES / 3DES / AES encryption support
• Authentication integration with enterprise systems

⚡ Performance

• Maximum VPN throughput: ~50 Mbps class platform
• Simultaneous IPSec users: up to 750
• Clientless WebVPN users: up to 200

? Hardware Acceleration

• Supports SEP / SEP-E encryption modules
• Hardware-assisted cryptographic processing for reduced CPU load