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 Figures<br />
Figure 1: Multitier legacy data center <strong>LAN</strong> ..........................................................................7<br />
Figure 2: Simpler two-tier data center <strong>LAN</strong> design ................................................................. 8<br />
Figure 3: <strong>Data</strong> center traffic flows ................................................................................10<br />
Figure 4: Collapsed network design delivers increased density, performance, and reliability ..........................11<br />
Figure 5: <strong>Juniper</strong> <strong>Networks</strong> 3:2:1 <strong>Data</strong> <strong>Center</strong> Network Architecture .................................................14<br />
Figure 6: Junos OS - The power of one ............................................................................17<br />
Figure 7: The modular Junos OS architecture .....................................................................18<br />
Figure 8: Junos OS lowers operations costs across the data center .................................................19<br />
Figure 9: Troubleshooting with Service Now .....................................................................26<br />
Figure 10: Converting IOS to Junos OS using I2J .....................................................31<br />
Figure 11: The I2J input page for converting IOS to Junos OS ....................................................... 32<br />
Figure 12: Inverted U design using two physical servers ...........................................................34<br />
Figure 13: Inverted U design with NIC teaming ....................................................................34<br />
Figure 14: EX4200 top-of-rack access layer deployment ..........................................................36<br />
Figure 15: Aggregation/core layer insertion point .................................................................43<br />
Figure 16: SRX Series platform for security consolidation .........................................................44<br />
Figure 17: Workload mobility alternatives ........................................................................48<br />
Figure 18: Switching across data centers using VPLS .............................................................50<br />
Figure 19: Transitioning to a <strong>Juniper</strong> two-tier high-performance network .......................................... 52<br />
4 Copyright © 2012, <strong>Juniper</strong> <strong>Networks</strong>, Inc.