Concept Guide

Dell EMC Networking OS Time and Date...................................................................................................................985
Conguration Task List .......................................................................................................................................... 985
Setting the Time and Date for the Switch Software Clock............................................................................... 986
Setting the Timezone..............................................................................................................................................986
Set Daylight Saving Time........................................................................................................................................ 987
Setting Daylight Saving Time Once....................................................................................................................... 987
Setting Recurring Daylight Saving Time................................................................................................................987
55 Tunneling................................................................................................................................................. 989
Conguring a Tunnel......................................................................................................................................................989
Conguring Tunnel Keepalive Settings....................................................................................................................... 990
Conguring a Tunnel Interface......................................................................................................................................991
Conguring Tunnel Allow-Remote Decapsulation...................................................................................................... 991
Conguring Tunnel source anylocal Decapsulation....................................................................................................992
Guidelines for Conguring Multipoint Receive-Only Tunnels................................................................................... 992
Multipoint Receive-Only Tunnels................................................................................................................................. 992
56 Uplink Failure Detection (UFD)................................................................................................................ 993
Feature Description....................................................................................................................................................... 993
How Uplink Failure Detection Works...........................................................................................................................994
UFD and NIC Teaming...................................................................................................................................................995
Important Points to Remember................................................................................................................................... 995
Conguring Uplink Failure Detection...........................................................................................................................996
Clearing a UFD-Disabled Interface...............................................................................................................................997
Displaying Uplink Failure Detection..............................................................................................................................998
Sample Conguration: Uplink Failure Detection.......................................................................................................1000
57 Upgrade Procedures............................................................................................................................... 1001
Get Help with Upgrades.............................................................................................................................................. 1001
58 Virtual LANs (VLANs)............................................................................................................................ 1002
Default VLAN................................................................................................................................................................1003
Port-Based VLANs.......................................................................................................................................................1003
VLANs and Port Tagging.............................................................................................................................................1004
Conguration Task List................................................................................................................................................1004
Creating a Port-Based VLAN............................................................................................................................... 1004
Assigning Interfaces to a VLAN........................................................................................................................... 1005
Moving Untagged Interfaces................................................................................................................................1006
Assigning an IP Address to a VLAN..................................................................................................................... 1007
Conguring Native VLANs.......................................................................................................................................... 1007
Enabling Null VLAN as the Default VLAN.................................................................................................................1008
59 Virtual Link Trunking (VLT).....................................................................................................................1009
Overview.......................................................................................................................................................................1009
VLT Terminology......................................................................................................................................................1012
Layer-2 Trac in VLT Domains..............................................................................................................................1013
Contents
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