SSM‑4GE 4‑Port Gigabit Ethernet Security Services Module for ASA 5500 Series
Product Overview
The Cisco SSM-4GE is a 4-Port Gigabit Ethernet Security Services Module designed for Cisco ASA 5500 Series adaptive security appliances and IPS 4200 Series sensors. It expands the number of Gigabit Ethernet interfaces, allowing increased flexibility and secure network segmentation through either copper or SFP-based fiber connections.
Product Details and Features
| Item | Description |
| Model | SSM-4GE |
| Type | Security Services Module (Expansion Card) |
| Ports | 4 × 10/100/1000 Mbps Ethernet ports |
| Interface Type | Each port can support RJ45 copper or SFP fiber modules |
| Compatibility | Cisco ASA 5500 Series, Cisco IPS 4200 Series |
| Data Rate | 1 Gbps (Gigabit Ethernet) |
| Form Factor | Plug-in module |
| Dimensions | Approx. 6.8 × 11.0 × 1.5 inches |
| Use Case | Interface expansion, secure segmentation, high-speed uplinks, and redundancy |
| Reliability | Cisco-certified hardware for critical network security applications |
Product Highlights
Adds four Gigabit Ethernet ports to Cisco ASA and IPS platforms
Supports both copper and fiber interfaces for deployment flexibility
Enables network segmentation and increased interface density
Suitable for high-availability deployments with redundant connectivity options
Simplifies scaling of security appliances without replacing the entire system
Similar Models Comparison
| Model | Ports | Interface Options | Compatible Devices | Notes |
| SSM-4GE | 4 × Gigabit | Copper (RJ45) / Fiber (SFP) | ASA 5500, IPS 4200 Series | Most common expansion for ASA |
| No direct alternative | - | - | - | No official higher-port-count version |
Latest Cisco ASA Expansion Modules
| Module | Function | Compatible Series |
| SSM-4GE | 4-Port Gigabit interface module | ASA 5500, IPS 4200 |
| AIP-SSM | Intrusion prevention module | ASA 5500 |
| CSC-SSM | Content security module | ASA 5500 |
