Concept Guide

Conguring SupportAssist Activity..............................................................................................................................907
Conguring SupportAssist Company..........................................................................................................................908
Conguring SupportAssist Person.............................................................................................................................. 909
Conguring SupportAssist Server...............................................................................................................................909
Viewing SupportAssist Conguration.......................................................................................................................... 910
53 System Time and Date............................................................................................................................. 912
Network Time Protocol..................................................................................................................................................912
Protocol Overview....................................................................................................................................................913
Congure the Network Time Protocol...................................................................................................................913
Enabling NTP............................................................................................................................................................ 914
Conguring NTP Broadcasts.................................................................................................................................. 914
Disabling NTP on an Interface................................................................................................................................ 915
Conguring a Source IP Address for NTP Packets..............................................................................................915
Conguring NTP Authentication............................................................................................................................ 915
Conguring a Custom-dened Period for NTP time Synchronization...............................................................918
Conguring NTP control key password................................................................................................................. 918
Dell EMC Networking OS Time and Date....................................................................................................................918
Conguration Task List ........................................................................................................................................... 918
Setting the Time and Date for the Switch Software Clock................................................................................ 918
Setting the Timezone...............................................................................................................................................919
Set Daylight Saving Time.........................................................................................................................................919
Setting Daylight Saving Time Once........................................................................................................................919
Setting Recurring Daylight Saving Time............................................................................................................... 920
54 Tunneling................................................................................................................................................. 922
Conguring a Tunnel......................................................................................................................................................922
Conguring Tunnel Keepalive Settings........................................................................................................................923
Conguring a Tunnel Interface..................................................................................................................................... 923
Conguring Tunnel Allow-Remote Decapsulation......................................................................................................924
Conguring the Tunnel Source Anylocal..................................................................................................................... 924
55 Uplink Failure Detection (UFD)................................................................................................................ 926
Feature Description....................................................................................................................................................... 926
How Uplink Failure Detection Works........................................................................................................................... 927
UFD and NIC Teaming...................................................................................................................................................928
Important Points to Remember................................................................................................................................... 928
Conguring Uplink Failure Detection...........................................................................................................................929
Clearing a UFD-Disabled Interface.............................................................................................................................. 930
Displaying Uplink Failure Detection...............................................................................................................................931
Sample Conguration: Uplink Failure Detection.........................................................................................................933
56 Upgrade Procedures................................................................................................................................935
Get Help with Upgrades............................................................................................................................................... 935
57 Virtual LANs (VLANs).............................................................................................................................. 936
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