Table 5. Cisco ASA 5550 Adaptive Security Appliance Platform Capabilities and Capacities
Feature
Description
Firewall throughput
Up to 1.2 Gbps
VPN throughput
Up to 425 Mbps
Concurrent sessions
650,000
IPsec VPN peers
5000
SSL VPN peer license levels*
10, 25, 50, 100, 250, 500, 750, 1000, 2500, and 5000
Security contexts
Up to 50*
Interfaces
8 Gigabit Ethernet ports, 4 SFP fiber ports, and 1 Fast Ethernet port
Virtual interfaces (VLANs)
250
Scalability
VPN clustering and load balancing
High availability
Active/Active, Active/Standby
*Separately licensed feature; includes two with base system