Enabling Spanning Tree Protocol Globally.....................................................................1047
Adding an Interface to the Spanning Tree Group.........................................................1050
Modifying Global Parameters............................................................................................1050
Modifying Interface STP Parameters................................................................................ 1051
Enabling PortFast................................................................................................................. 1052
Prevent Network Disruptions with BPDU Guard..................................................... 1053
Selecting STP Root.............................................................................................................. 1055
STP Root Guard....................................................................................................................1055
Root Guard Scenario.....................................................................................................1056
Configuring Root Guard............................................................................................... 1057
Enabling SNMP Traps for Root Elections and Topology Changes............................1057
Configuring Spanning Trees as Hitless............................................................................1058
STP Loop Guard................................................................................................................... 1058
Configuring Loop Guard.............................................................................................. 1059
Displaying STP Guard Configuration...............................................................................1060
55 SupportAssist....................................................................................................................1062
Configuring SupportAssist Using a Configuration Wizard.......................................... 1063
Configuring SupportAssist Manually................................................................................1063
Configuring SupportAssist Activity................................................................................... 1065
Configuring SupportAssist Company.............................................................................. 1067
Configuring SupportAssist Person................................................................................... 1068
Configuring SupportAssist Server.....................................................................................1069
Viewing SupportAssist Configuration..............................................................................1069
56 System Time and Date.....................................................................................................1072
Network Time Protocol...................................................................................................... 1072
Protocol Overview......................................................................................................... 1073
Configure the Network Time Protocol......................................................................1074
Enabling NTP...................................................................................................................1074
Configuring NTP Broadcasts........................................................................................1075
Disabling NTP on an Interface.....................................................................................1075
Configuring a Source IP Address for NTP Packets..................................................1076
Configuring NTP Authentication.................................................................................1076
Dell Networking OS Time and Date................................................................................ 1080
Configuration Task List ................................................................................................1080
Setting the Time and Date for the Switch Software Clock................................... 1080
Setting the Timezone.................................................................................................... 1081
Set Daylight Saving Time.............................................................................................. 1081
Setting Daylight Saving Time Once............................................................................ 1081
Setting Recurring Daylight Saving Time....................................................................1082
9.10(0.1)
31