Cisco 4245 Network Security/Firewall Appliance - 25 Gigabit Ethernet - 140 Gbit/s Firewall Throughput - AES (256-bit), SHA-256 - 30000 VPN - 8 Total Expansion Slots - 1U - Rack-mountable, Rail-mountable

The Cisco Secure Firewall 4200 Series is a high-end firewall designed to meet the security requirements of large enterprises, datacenters, and service providers. It is available in three different performance models, offering a wide range of options while providing superior threat defense within a compact 1 RU form factor. Key features and benefits of the appliance include:

• Cryptographic acceleration architecture preserves performance with SSL and VPN decryption
• Save space and energy with 1RU form factor
• Future-proof your investment with 8x node cluster
• Flexibility of 2x interface module bays for additional interface support
• Customize and future-proof investment up to 200G interfaces
• 2x SSD for event storage and malware analysis
• Uptime/resilience with dual management interfaces
• Fail-to-wire network modules, further enhancing its reliability and fault tolerance

These platforms can be deployed in both firewall and dedicated IPS modes, providing versatile deployment options. For inline sets and passive interfaces, the 4200 Series supports Q-in-Q (stacked VLAN) with the ability to handle up to two 802.1Q headers in a packet.