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DESIGNING AND SUPPORTING COMPUTER NETWORKS - Coggle Diagram
DESIGNING AND SUPPORTING COMPUTER NETWORKS
4 NETWORK REQUIREMENTS :
Fast recovery
3.Application response time
Ease of management2.
4.Fast troubleshooting
4 FUNDAMENTAL NETWORK DESIGN GOALS :
1.Scalability
2.Availability
Security
4.Manageability
Distribution Layer
interconnects smaller LANs
Core Layer
connects Distribution layer devices
Access layer
provides connections for hosts and end devices
SUBDIVING 3 LAYER MODEL INTO MODULAR AREA:
3.Enterprise edge
1.Enterprise campus
Server farm
ADVANTAGES OF MODULAR FRAMEWORK
It creates a deterministic network with clearly defined boundaries between modules.
It eases the design task by making each module independent.
It provides scalability by allowing enterprises to add modules easily.