Administrator Guide

STP Loop Guard.................................................................................................................................................................831
Configuring Loop Guard............................................................................................................................................. 832
Displaying STP Guard Configuration...............................................................................................................................832
55 SupportAssist........................................................................................................................ 833
Configuring SupportAssist Using a Configuration Wizard........................................................................................... 833
Configuring SupportAssist Manually...............................................................................................................................834
Configuring SupportAssist Activity.................................................................................................................................835
Configuring SupportAssist Company..............................................................................................................................837
Configuring SupportAssist Person.................................................................................................................................. 837
Configuring SupportAssist Server...................................................................................................................................838
Viewing SupportAssist Configuration.............................................................................................................................839
56 System Time and Date............................................................................................................. 841
Network Time Protocol.....................................................................................................................................................841
Protocol Overview.......................................................................................................................................................842
Configure the Network Time Protocol..................................................................................................................... 842
Enabling NTP............................................................................................................................................................... 842
Configuring NTP Broadcasts..................................................................................................................................... 843
Disabling NTP on an Interface................................................................................................................................... 843
Configuring a Source IP Address for NTP Packets................................................................................................ 843
Configuring NTP Authentication............................................................................................................................... 844
Configuring NTP control key password....................................................................................................................846
Configuring the NTP Step-Threshold.......................................................................................................................846
Dell EMC Networking OS Time and Date...................................................................................................................... 846
Configuration Task List ..............................................................................................................................................846
Setting the Time and Date for the Switch Software Clock...................................................................................846
Setting the Timezone..................................................................................................................................................847
Set Daylight Saving Time............................................................................................................................................847
Setting Daylight Saving Time Once...........................................................................................................................847
Setting Recurring Daylight Saving Time...................................................................................................................848
Configuring a Custom-defined Period for NTP time Synchronization................................................................. 849
57 Tunneling...............................................................................................................................850
Configuring a Tunnel.........................................................................................................................................................850
Configuring Tunnel Keepalive Settings........................................................................................................................... 851
Configuring a Tunnel Interface.........................................................................................................................................851
Configuring Tunnel Allow-Remote Decapsulation.........................................................................................................852
Configuring the Tunnel Source Anylocal........................................................................................................................ 852
58 Uplink Failure Detection (UFD)................................................................................................ 853
Feature Description...........................................................................................................................................................853
How Uplink Failure Detection Works.............................................................................................................................. 854
UFD and NIC Teaming......................................................................................................................................................855
Important Points to Remember.......................................................................................................................................855
Configuring Uplink Failure Detection.............................................................................................................................. 856
Clearing a UFD-Disabled Interface..................................................................................................................................857
Displaying Uplink Failure Detection................................................................................................................................. 858
Sample Configuration: Uplink Failure Detection............................................................................................................859
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