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Table Of Contents
Configure the Network Time Protocol................................................................................................................ 904
Enabling NTP..............................................................................................................................................................904
Configuring NTP Broadcasts................................................................................................................................. 905
Disabling NTP on an Interface............................................................................................................................... 905
Configuring a Source IP Address for NTP Packets..........................................................................................905
Configuring NTP Authentication........................................................................................................................... 906
Configuring NTP control key password...............................................................................................................908
Configuring a Custom-defined Period for NTP time Synchronization.........................................................908
Dell EMC Networking OS Time and Date................................................................................................................. 909
Configuration Task List .......................................................................................................................................... 909
Setting the Time and Date for the Switch Software Clock........................................................................... 909
Setting the Timezone...............................................................................................................................................909
Set Daylight Saving Time.........................................................................................................................................910
Setting Daylight Saving Time Once.......................................................................................................................910
Setting Recurring Daylight Saving Time.............................................................................................................. 910
Chapter 55: Tunneling............................................................................................................... 912
Configuring a Tunnel.......................................................................................................................................................912
Configuring Tunnel Keepalive Settings.......................................................................................................................913
Configuring a Tunnel Interface.....................................................................................................................................913
Configuring Tunnel Allow-Remote Decapsulation....................................................................................................914
Configuring Tunnel source anylocal Decapsulation................................................................................................. 914
Guidelines for Configuring Multipoint Receive-Only Tunnels............................................................................... 915
Multipoint Receive-Only Tunnels.................................................................................................................................915
Chapter 56: Uplink Failure Detection (UFD)............................................................................... 916
Feature Description.........................................................................................................................................................916
How Uplink Failure Detection Works...........................................................................................................................917
UFD and NIC Teaming.................................................................................................................................................... 918
Important Points to Remember....................................................................................................................................918
Configuring Uplink Failure Detection.......................................................................................................................... 919
Clearing a UFD-Disabled Interface............................................................................................................................. 920
Displaying Uplink Failure Detection............................................................................................................................. 921
Sample Configuration: Uplink Failure Detection......................................................................................................922
Chapter 57: Upgrade Procedures...............................................................................................924
Chapter 58: Virtual LANs (VLANs).............................................................................................925
Default VLAN................................................................................................................................................................... 925
Port-Based VLANs......................................................................................................................................................... 926
VLANs and Port Tagging.............................................................................................................................................. 926
Configuration Task List..................................................................................................................................................927
Creating a Port-Based VLAN................................................................................................................................. 927
Assigning Interfaces to a VLAN.............................................................................................................................928
Moving Untagged Interfaces..................................................................................................................................929
Assigning an IP Address to a VLAN......................................................................................................................930
Configuring Native VLANs............................................................................................................................................930
Enabling Null VLAN as the Default VLAN.................................................................................................................. 931
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