Offers hierarchy—each layer has specific role • Modular topology—building blocks • Easy to grow, understand, and troubleshoot • Creates small fault domains—clear demarcations and isolation • Promotes load balancing and redundancy • Promotes deterministic traffic patterns • Incorporates balance of both Layer 2 and Layer 3 technology, leveraging the strength of both • Can be applied to all campus designs; multilayer L2/L3 and routed access designs | Cisco Systems powered by GÌ SCO. networkers 2005 DEPLOYING A FULLY ROUTED ENTERPRISE CAMPUS NETWORK SESSION RST-2031 RST-2031 11207_05_2005_c2 2005 Cisco Systems Inc. All rights reserved. 1 Agenda Campus Network Designs Routed Access Design EIGRP Design Details OSPF Design Details PIM Design Details Summary RST-2031 11207_05_2005_c2 2005 Cisco Systems Inc. All rights reserved. 2 Hierarchical Campus Design Building Blocks Access Distribution Offers hierarchy each layer has specific role Modular topology building blocks Easy to grow understand and troubleshoot Creates small fault domains clear demarcations and isolation Core Distribution Access Promotes load balancing and redundancy Promotes deterministic traffic patterns Incorporates balance of both Layer 2 and Layer 3 technology leveraging the strength of both Can be applied to all campus designs multilayer L2 L3 and routed access designs WAN 1 Data Center Internet S 3 RST-2031 11207_05_2005_c2 2005 Cisco Systems Inc. All rights reserved.
