Concept Guide

Enabling NTP........................................................................................................................................................... 962
Conguring NTP Broadcasts................................................................................................................................. 962
Disabling NTP on an Interface................................................................................................................................963
Conguring a Source IP Address for NTP Packets.............................................................................................963
Conguring NTP Authentication........................................................................................................................... 963
Conguring NTP control key password................................................................................................................ 966
Dell EMC Networking OS Time and Date...................................................................................................................966
Conguration Task List .......................................................................................................................................... 966
Setting the Time and Date for the Switch Software Clock............................................................................... 966
Setting the Timezone..............................................................................................................................................967
Set Daylight Saving Time........................................................................................................................................967
Setting Daylight Saving Time Once....................................................................................................................... 967
Setting Recurring Daylight Saving Time............................................................................................................... 968
54 Tunneling................................................................................................................................................. 970
Conguring a Tunnel......................................................................................................................................................970
Conguring Tunnel Keepalive Settings.........................................................................................................................971
Conguring a Tunnel Interface..................................................................................................................................... 972
Conguring Tunnel Allow-Remote Decapsulation......................................................................................................972
Conguring Tunnel source anylocal Decapsulation....................................................................................................973
Guidelines for Conguring Multipoint Receive-Only Tunnels................................................................................... 973
Multipoint Receive-Only Tunnels................................................................................................................................. 973
55 Uplink Failure Detection (UFD)................................................................................................................ 974
Feature Description........................................................................................................................................................974
How Uplink Failure Detection Works........................................................................................................................... 975
UFD and NIC Teaming................................................................................................................................................... 976
Important Points to Remember....................................................................................................................................976
Conguring Uplink Failure Detection............................................................................................................................977
Clearing a UFD-Disabled Interface...............................................................................................................................978
Displaying Uplink Failure Detection.............................................................................................................................. 979
Sample Conguration: Uplink Failure Detection..........................................................................................................981
56 Upgrade Procedures................................................................................................................................983
Get Help with Upgrades............................................................................................................................................... 983
57 Virtual LANs (VLANs).............................................................................................................................. 984
Default VLAN................................................................................................................................................................. 985
Port-Based VLANs........................................................................................................................................................ 985
VLANs and Port Tagging.............................................................................................................................................. 986
Conguration Task List..................................................................................................................................................986
Creating a Port-Based VLAN.................................................................................................................................986
Assigning Interfaces to a VLAN............................................................................................................................. 987
Moving Untagged Interfaces..................................................................................................................................988
Assigning an IP Address to a VLAN.......................................................................................................................989
Conguring Native VLANs........................................................................................................................................... 989
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