The four most important integrated designs for the e-commerce submodule are as follows:
- Base design
- Dual layer firewall design
- SLB one-armed mode with dual layer firewall design
- SLB one-armed mode with security contexts
E-Commerce Base Design
The e-commerce base design involves a three-tier topology, with a dedicated Core Layer, Aggregation Layer, and Access Layer (which contains Web, applications, and database servers).