User Manual

16 Stacking............................................................................................................188
Configuring a Switch Stack...............................................................................................................188
Stacking Prerequisites................................................................................................................. 188
Master Selection Criteria.............................................................................................................188
Configuring Priority and stack-group........................................................................................ 189
Cabling the Switch Stack............................................................................................................ 190
Accessing the CLI........................................................................................................................190
Configuring and Bringing Up a Stack.........................................................................................190
Adding a Stack Unit......................................................................................................................191
Resetting a Unit on a Stack......................................................................................................... 192
Removing an Aggregator from a Stack and Restoring Quad Mode..........................................192
Merging Two Operational Stacks............................................................................................... 193
Verifying a Stack Configuration........................................................................................................ 193
Using Show Commands..............................................................................................................193
Troubleshooting a Switch Stack.......................................................................................................194
Failure Scenarios......................................................................................................................... 194
Upgrading a Switch Stack.................................................................................................................196
Upgrading a Single Stack Unit...........................................................................................................197
17 Broadcast Storm Control.............................................................................. 199
Disabling Broadcast Storm Control..................................................................................................199
Displaying Broadcast-Storm Control Status....................................................................................199
Configuring Storm Control...............................................................................................................199
18 System Time and Date...................................................................................200
Setting the Time for the Software Clock.........................................................................................200
Setting the Timezone....................................................................................................................... 200
Setting Daylight Savings Time.......................................................................................................... 201
Setting Daylight Saving Time Once............................................................................................201
Setting Recurring Daylight Saving Time.....................................................................................202
19 Uplink Failure Detection (UFD)....................................................................204
Feature Description.......................................................................................................................... 204
How Uplink Failure Detection Works...............................................................................................205
UFD and NIC Teaming......................................................................................................................207
Important Points to Remember....................................................................................................... 207
Uplink Failure Detection (SMUX mode)........................................................................................... 208
Configuring Uplink Failure Detection (PMUX mode)...................................................................... 208
Clearing a UFD-Disabled Interface (in PMUX mode).......................................................................210
Displaying Uplink Failure Detection..................................................................................................212
Sample Configuration: Uplink Failure Detection............................................................................. 214