The Cisco ASA 5506-X with FirePOWER Services is a Next-Generation Firewall (NGFW) network security appliance designed for small and medium-sized businesses (SMBs) or branch offices.

The parameters indicated in its name reflect the device's key technical specifications:

Meaning of the Model Name and Key Features

ASA 5506-X: A compact (desktop form factor) security gateway belonging to Cisco’s Adaptive Security Appliance (ASA) family.

FirePOWER Services: In addition to traditional firewall functions, it includes security modules such as NGIPS (Next-Gen IPS), AVC (Application Visibility and Control), AMP (Advanced Malware Protection), and URL Filtering.

8GE: Equipped with 8 Gigabit Ethernet (10/100/1000 Mbps) data ports. It also features one additional management port.

AC: Powered by an external AC (Alternating Current) adapter (90–240V AC).

3DES/AES: Includes a license for strong encryption (supporting 3DES and AES standards) for VPN connections. Technical Specifications

Parameter

Value

Stateful Inspection Throughput

750 Mbps

AVC / FirePOWER Throughput

250 Mbps

AVC + NGIPS Throughput

125 Mbps

IPsec VPN Throughput

100 Mbps

Concurrent Sessions

20,000 (50,000 with Security Plus)

New Connections per Second

5,000

VLAN Support

5 (30 with Security Plus)

Internal Storage / RAM / SSD

8 GB Flash / 4 GB RAM / 50 GB mSATA SSD

Cooling

Silent (Fanless)

Key Advantages and Use Cases

Comprehensive Security: In addition to traditional firewall rules, it provides monitoring for applications (Application Control) and users.

Secure VPN Connectivity: Establishes secure tunnels for connecting branch offices to the central site (Site-to-Site IPsec) and for remote employees (Cisco AnyConnect SSL VPN).

Centralized Management: Can be managed via the local ASDM interface, Cisco Defense Orchestrator (CDO), or FMC (Firepower Management Center).

Important Note: The Cisco ASA 5506-X models have reached their End-of-Sale date, and the official Cisco support period (End-of-Support/EOL) for this series has concluded. In modern projects, the Cisco Secure Firewall 1010 (Firepower 1010) model is recommended instead.