The Cisco approach to designing an IIN is the SONA framework. SONA contains three layers:
- Network infrastructure layer
- Infrastructure services layer
- Application layer
SONA offers the following benefits to the network design process:
- Functionality
- Scalability
- Availability
- Performance
- Manageability
- Efficiency
Cisco categorizes the network lifecycle into six phases identified within the PPDIOO concept:
- 1. Prepare
This phase involves determining the network’s requirements, formulating a network strategy, and suggesting a conceptual architecture of the network . . .
The content below this message is for members only.