Data Center LAN Migration Guide - Juniper Networks
Data Center LAN Migration Guide - Juniper Networks
Data Center LAN Migration Guide - Juniper Networks
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<strong>Data</strong> <strong>Center</strong> <strong>LAN</strong> <strong>Migration</strong> <strong>Guide</strong><br />
Table of Contents<br />
Chapter 1: Why Migrate to <strong>Juniper</strong> ................................................................................ 5<br />
Introduction to the <strong>Migration</strong> <strong>Guide</strong> ............................................................................ 6<br />
Audience ................................................................................................... 6<br />
<strong>Data</strong> <strong>Center</strong> Architecture and <strong>Guide</strong> Overview ................................................................... 6<br />
Why Migrate? ................................................................................................. 9<br />
Scaling Is Too Complex with Current <strong>Data</strong> <strong>Center</strong> Architectures ................................................10<br />
The Case for a High Performing, Simplified Architecture .......................................................11<br />
Why <strong>Juniper</strong>? .................................................................................................13<br />
Other Considerations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14<br />
Chapter 2: Pre-<strong>Migration</strong> Information Requirements ...............................................................15<br />
Pre-<strong>Migration</strong> Information Requirements .......................................................................16<br />
Technical Knowledge and Education .........................................................................16<br />
QFX3500 ..................................................................................................20<br />
Chapter 3: <strong>Data</strong> <strong>Center</strong> <strong>Migration</strong> -Trigger Events and Deployment Processes ...................................... 27<br />
How <strong>Migration</strong>s Begin ........................................................................................28<br />
Trigger Events for Change and Their Associated Insertion Points ..............................................28<br />
Considerations for Introducing an Alternative Network Infrastructure Provider .................................29<br />
Trigger Events, Insertion Points, and Design Considerations ...................................................30<br />
IOS to Junos OS Conversion Tools ...........................................................................31<br />
<strong>Data</strong> <strong>Center</strong> <strong>Migration</strong> Insertion Points: Best Practices and Installation Tasks ................................. 32<br />
New Application/Technology Refresh/Server Virtualization Trigger Events .................................... 32<br />
Network Challenge and Solutions for Virtual Servers .........................................................38<br />
Network Automation and Orchestration .....................................................................38<br />
<strong>Data</strong> <strong>Center</strong> Consolidation Trigger Event. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39<br />
Best Practices: Designing the Upgraded Aggregation/Core Layer .............................................40<br />
Best Practices: Upgraded Security Services in the Core .......................................................41<br />
Aggregation/Core Insertion Point Installation Tasks ...........................................................41<br />
Consolidating and Virtualizing Security Services in the <strong>Data</strong> <strong>Center</strong>: Installation Tasks .........................44<br />
Business Continuity and Workload Mobility Trigger Events ....................................................46<br />
Best Practices Design for Business Continuity and HADR Systems ............................................46<br />
Best Practices Design to Support Workload Mobility Within and Between <strong>Data</strong> <strong>Center</strong>s ........................48<br />
Best Practices for Incorporating MPLS/VPLS in the <strong>Data</strong> <strong>Center</strong> Network Design ...............................49<br />
Six Process Steps for Migrating to MPLS .....................................................................50<br />
Completed <strong>Migration</strong> to a Simplified, High-Performance, Two-Tier Network ................................... 52<br />
<strong>Juniper</strong> Professional Services ............................................................................... 53<br />
2 Copyright © 2012, <strong>Juniper</strong> <strong>Networks</strong>, Inc.