Configuration manual

Fetching the Switchport Configuration and the Logical Interface Configuration .................. 186
SNMP Traps for Link Status...............................................................................................................187
17 Stacking............................................................................................................188
Stacking Aggregators........................................................................................................................188
Stack Management Roles............................................................................................................189
Stack Master Election..................................................................................................................190
Failover Roles.............................................................................................................................. 190
MAC Addressing...........................................................................................................................191
Stacking LAG................................................................................................................................191
Stacking VLANs............................................................................................................................ 191
Stacking Port Numbers..................................................................................................................... 192
Configuring a Switch Stack...............................................................................................................194
Stacking Prerequisites................................................................................................................. 194
Cabling Stacked Switches...........................................................................................................194
Accessing the CLI........................................................................................................................ 195
Configuring and Bringing Up a Stack......................................................................................... 195
Adding a Stack Unit..................................................................................................................... 196
Resetting a Unit on a Stack.........................................................................................................196
Removing an Aggregator from a Stack and Restoring Quad Mode..........................................197
Configuring the Uplink Speed of Interfaces as 40 Gigabit Ethernet...............................................197
Verifying a Stack Configuration........................................................................................................199
Using Show Commands............................................................................................................. 199
Troubleshooting a Switch Stack.......................................................................................................201
Failure Scenarios.........................................................................................................................203
Upgrading a Switch Stack.................................................................................................................205
Upgrading a Single Stack Unit..........................................................................................................206
18 Broadcast Storm Control..............................................................................208
Disabling Broadcast Storm Control................................................................................................. 208
Displaying Broadcast-Storm Control Status................................................................................... 208
Configuring Storm Control.............................................................................................................. 208
19 System Time and Date...................................................................................209
Setting the Time for the Software Clock......................................................................................... 209
Setting the Timezone....................................................................................................................... 209
Setting Daylight Savings Time.......................................................................................................... 210
Setting Daylight Saving Time Once............................................................................................210
Setting Recurring Daylight Saving Time......................................................................................211
20 Uplink Failure Detection (UFD)....................................................................213
Feature Description...........................................................................................................................213