Users Guide

27 iSCSI Optimization...................................................................................................................................529
iSCSI Optimization Overview.......................................................................................................................................529
Default iSCSI Optimization Values................................................................................................................................531
iSCSI Optimization Prerequisites................................................................................................................................. 532
Conguring iSCSI Optimization................................................................................................................................... 532
Displaying iSCSI Optimization Information................................................................................................................. 534
Enable and Disable iSCSI Optimization.......................................................................................................................535
Synchronizing iSCSI Sessions Learned on VLT-Lags with VLT-Peer.......................................................................536
Monitoring iSCSI Trac Flows.....................................................................................................................................536
Information Monitored in iSCSI Trac Flows.............................................................................................................536
Detection and Auto-Conguration for Dell EqualLogic Arrays................................................................................. 537
Conguring Detection and Ports for Dell Compellent Arrays................................................................................... 537
Application of Quality of Service to iSCSI Trac Flows........................................................................................... 538
28 Link Aggregation Control Protocol (LACP).............................................................................................. 539
Introduction to Dynamic LAGs and LACP.................................................................................................................. 539
Important Points to Remember............................................................................................................................. 539
LACP Modes............................................................................................................................................................540
Conguring LACP Commands...............................................................................................................................540
LACP Conguration Tasks.............................................................................................................................................541
Creating a LAG......................................................................................................................................................... 541
Conguring the LAG Interfaces as Dynamic.........................................................................................................541
Setting the LACP Long Timeout............................................................................................................................542
Monitoring and Debugging LACP..........................................................................................................................542
Shared LAG State Tracking.......................................................................................................................................... 543
Conguring Shared LAG State Tracking...............................................................................................................543
Important Points about Shared LAG State Tracking...........................................................................................545
LACP Basic Conguration Example............................................................................................................................ 545
Congure a LAG on ALPHA................................................................................................................................... 545
29 Layer 2.................................................................................................................................................... 553
Manage the MAC Address Table................................................................................................................................. 553
Clearing the MAC Address Table........................................................................................................................... 553
Setting the Aging Time for Dynamic Entries........................................................................................................553
Conguring a Static MAC Address........................................................................................................................554
Displaying the MAC Address Table........................................................................................................................554
MAC Learning Limit.......................................................................................................................................................554
Setting the MAC Learning Limit............................................................................................................................ 555
mac learning-limit Dynamic.................................................................................................................................... 555
mac learning-limit mac-address-sticky................................................................................................................. 555
mac learning-limit station-move............................................................................................................................ 556
mac learning-limit no-station-move...................................................................................................................... 556
Learning Limit Violation Actions.............................................................................................................................556
Setting Station Move Violation Actions................................................................................................................556
Recovering from Learning Limit and Station Move Violations........................................................................... 557
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Contents