Cisco ASA 5500 ASA5508 Cisco ASA firewall / appliance

Brand: Cisco | Category: Network Security

SKU: CSC-ASA5508 | Part #: ASA5508 | MPN: ASA5508

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The Cisco ASA5508 stands at the intersection of mid-market demand and carrier-class reliability. Its headline metric — 100,000 concurrent firewall connections with stateful inspection operating at 1 Gbps throughput — defines the upper boundary for environments where session limits become the first constraint. Network engineers deploying the ASA5508 in high-traffic data centres, multi-tenant cloud gateways, or consolidated security architectures rarely discover connection exhaustion. That capacity ceiling sits high enough to absorb growth trajectories across most enterprise perimeters without architectural redesign. The sustained throughput of 1 Gbps makes the ASA5508 a natural fit for organisations balancing security policy enforcement against the need to move traffic without inspection becoming a bottleneck.

Built around Cisco's proven ASA 5500-X platform, the ASA5508 ships as a 1U rack-mount appliance with eight Gigabit Ethernet interfaces, making it dense enough for compact installations yet flexible enough to support multiple network segments, DMZs, and inline deployment scenarios. The part number ASA5508 has become shorthand across the GCC and Asia-Pacific for a firewall that scales horizontally within its design envelope. Behind those eight ports sits support for 150 VLANs and up to 2 security contexts at base configuration — a topology that appeals directly to network architects managing multi-customer or multi-business-unit segregation. The ability to expand security contexts through licensing transforms the ASA5508 into a shared perimeter service without requiring parallel hardware.

IPsec VPN performance reaches 200 Mbps, positioning the ASA5508 well for remote access concentrators and site-to-site mesh topologies common in distributed enterprises and managed service providers. Cisco's integration with its Firepower Threat Defense image allows the ASA5508 to evolve beyond traditional stateful inspection into advanced threat detection, leveraging Cisco Talos threat intelligence feeds. This architectural flexibility means the same ASA5508 hardware can defend against contemporary attack surfaces without a rip-and-replace cycle. High availability modes — both Active/Standby and Active/Active failover — ship as supported configurations, ensuring continuity in mission-critical perimeters. The appliance draws from a fixed internal AC power supply rated for 100–240V input across 50–60 Hz mains, and its thermal envelope spans 0°C to 40°C operation, making it suitable for standard data-centre cooling without special environmental provisions.

Data-centre managers, security architects, and network operations teams select the ASA5508 when they need a purpose-built security appliance that doesn't oversell capacity or undershoot deployment requirements. The Cisco ASA5508 carries FIPS 140-2 certification and Common Criteria EAL4+ accreditation, satisfying compliance mandates across regulated industries — financial services, healthcare, government sectors, and enterprises operating in jurisdictions with strict encryption and access-control standards. ICSA Labs firewall and IPsec certifications provide third-party validation for procurement teams evaluating security posture. The console interface combines traditional RJ-45 serial connectivity and Mini-USB options, accommodating both legacy out-of-band management infrastructure and modern laptop-based access workflows.

Omnixon Global maintains in-stock inventory of the Cisco ASA5508 and the broader ASA 5500-X series across our Dubai hub, with direct logistics channels into data-centre projects across the GCC, India, Pakistan, and Southeast Asia. We work alongside enterprise network teams, system integrators, and managed service providers to ensure rapid deployment and configuration support. If your infrastructure roadmap includes a mid-range stateful firewall with proven scaling characteristics and vendor-neutral threat intelligence integration, we invite you to submit a formal request for quote. Our technical team can align the ASA5508 with your specific throughput, connection, and failover requirements.

Performance and Connectivity Specifications

• Stateful firewall throughput up to 1 Gbps with support for 100,000 concurrent connections
• IPsec VPN throughput of 200 Mbps for encrypted site-to-site and remote access scenarios
• Eight Gigabit Ethernet interfaces with 150 VLAN support and base configuration of 2 security contexts
• Active/Standby and Active/Active high-availability failover modes for continuous operation
• Cisco Firepower Threat Defense image compatibility with Cisco Talos threat intelligence integration
• FIPS 140-2, Common Criteria EAL4+, and ICSA firewall and IPsec certifications
• Compact 1U rack-mount form factor with dual console access (RJ-45 and Mini-USB) plus two USB 2.0 ports
• Fixed internal power supply rated 100–240V AC, 50–60 Hz; operating temperature range 0°C to 40°C