Administrator Guide

27 iSCSI Optimization...................................................................................................................................533
iSCSI Optimization Overview....................................................................................................................................... 533
Default iSCSI Optimization Values...............................................................................................................................535
iSCSI Optimization Prerequisites................................................................................................................................. 536
Conguring iSCSI Optimization................................................................................................................................... 536
Displaying iSCSI Optimization Information................................................................................................................. 538
Enable and Disable iSCSI Optimization.......................................................................................................................539
Synchronizing iSCSI Sessions Learned on VLT-Lags with VLT-Peer.......................................................................540
Monitoring iSCSI Trac Flows.....................................................................................................................................540
Information Monitored in iSCSI Trac Flows.............................................................................................................540
Detection and Auto-Conguration for Dell EqualLogic Arrays..................................................................................541
Conguring Detection and Ports for Dell Compellent Arrays....................................................................................541
Application of Quality of Service to iSCSI Trac Flows........................................................................................... 542
28 Link Aggregation Control Protocol (LACP).............................................................................................. 543
Introduction to Dynamic LAGs and LACP.................................................................................................................. 543
Important Points to Remember............................................................................................................................. 543
LACP Modes............................................................................................................................................................ 544
Conguring LACP Commands...............................................................................................................................544
LACP Conguration Tasks............................................................................................................................................545
Creating a LAG.........................................................................................................................................................545
Conguring the LAG Interfaces as Dynamic........................................................................................................545
Setting the LACP Long Timeout........................................................................................................................... 546
Monitoring and Debugging LACP..........................................................................................................................546
Shared LAG State Tracking.......................................................................................................................................... 547
Conguring Shared LAG State Tracking............................................................................................................... 547
Important Points about Shared LAG State Tracking...........................................................................................549
LACP Basic Conguration Example............................................................................................................................ 549
Congure a LAG on ALPHA................................................................................................................................... 549
29 Layer 2.....................................................................................................................................................557
Manage the MAC Address Table................................................................................................................................. 557
Clearing the MAC Address Table........................................................................................................................... 557
Setting the Aging Time for Dynamic Entries........................................................................................................557
Conguring a Static MAC Address........................................................................................................................558
Displaying the MAC Address Table........................................................................................................................558
MAC Learning Limit.......................................................................................................................................................558
Setting the MAC Learning Limit............................................................................................................................ 559
mac learning-limit Dynamic.................................................................................................................................... 559
mac learning-limit mac-address-sticky................................................................................................................. 559
mac learning-limit station-move............................................................................................................................ 560
mac learning-limit no-station-move...................................................................................................................... 560
Learning Limit Violation Actions.............................................................................................................................560
Setting Station Move Violation Actions................................................................................................................560
Recovering from Learning Limit and Station Move Violations............................................................................561
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Contents