Data Center Reference Architecture Models - Extreme Networks
Data Center Reference Architecture Models - Extreme Networks
Data Center Reference Architecture Models - Extreme Networks
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<strong>Data</strong> <strong>Center</strong> <strong>Reference</strong> <strong>Architecture</strong> –2-Tier (Medium Model)Layer 3:OSPF (P2P)Layer 2: EAPS orLayer 3: OSPF(P2P or overEAPS with VRRP) <strong>Data</strong> <strong>Center</strong> Core Layer• BlackDiamond 8800 for denseaggregation of racks• Passive backplane• Hitless failover• Comprehensive security• High-performance under adverseconditions• BlackDiamond uses 3.4x less poweron average than Catalyst 6509 and 2xless power than BigIron Rx-16• Sentriant NG300 for rapidlypropagating threats which canquickly take a data center down• Protocols:• OSPF (P2P with ECMP) to rest ofnetwork layers• EAPS to the Access layer• VRRP for Layer 3 gateway(s)protection© 2009 <strong>Extreme</strong> <strong>Networks</strong>, Inc. All rights reserved.Page 7
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