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Redundancy and resiliency (know your SPFs) • Evaluate risk and manage change (what-if analysis, testing and validation) • Reward proactive process and mgmt improvements • Assign individual responsibility to key management areas (capacity planning, QoS, change management) • Service-level definitions and agreements for key network practices, performance, capacity and mgmt • Fix it fast! (monitoring tools, MTTD, hardware sparing and MTTR) • Buy only Cisco products :-) 505 0911_04F9_c4 © 1999, Cisco Systems, Inc.

Scr 68 34 Performance and Capacity Management 505 0911_04F9_c4 69 © 1999, Cisco Systems, Inc. Performance and Capacity Management Catalyst L2 Switch Access Layer Building Building Branches Catalyst L3 Switch=Router Distribution Layer Public ATM Carrier Core/Backbone Backup Public ATM Carrier Example: Degraded Catalyst L3 Switch=Router resources over time resulting in congestive collapse Server Distribution Catalyst L2 Switch Server Farm 505 0911_04F9_c4 © 1999, Cisco Systems, Inc. Copyright © 1998, Cisco Systems, Inc.

All rights reserved. Printed in USA. scr 68 34 Performance and Capacity Management 505 0911_04F9_c4 69 © 1999, Cisco Systems, Inc. Performance and Capacity Management Catalyst L2 Switch Access Layer Building Building Branches Catalyst L3 Switch=Router Distribution Layer Public ATM Carrier Core/Backbone Backup Public ATM Carrier Example: Degraded Catalyst L3 Switch=Router resources over time resulting in congestive collapse Server Distribution Catalyst L2 Switch Server Farm 505 0911_04F9_c4 © 1999, Cisco Systems, Inc.

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