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Enabling NTP............................................................................................................................................................907
Conguring NTP Broadcasts..................................................................................................................................907
Disabling NTP on an Interface............................................................................................................................... 908
Conguring a Source IP Address for NTP Packets.............................................................................................908
Conguring NTP Authentication........................................................................................................................... 908
Conguring a Custom-dened Period for NTP time Synchronization............................................................... 911
Dell EMC Networking OS Time and Date.................................................................................................................... 911
Conguration Task List ............................................................................................................................................ 911
Setting the Time and Date for the Switch Software Clock................................................................................. 911
Setting the Timezone...............................................................................................................................................912
Set Daylight Saving Time.........................................................................................................................................912
Setting Daylight Saving Time Once........................................................................................................................912
Setting Recurring Daylight Saving Time................................................................................................................ 913
52 Tunneling..................................................................................................................................................915
Conguring a Tunnel...................................................................................................................................................... 915
Conguring Tunnel Keepalive Settings........................................................................................................................ 916
Conguring a Tunnel Interface......................................................................................................................................917
Conguring Tunnel Allow-Remote Decapsulation.......................................................................................................917
Conguring Tunnel source anylocal Decapsulation.................................................................................................... 918
Guidelines for Conguring Multipoint Receive-Only Tunnels....................................................................................918
Multipoint Receive-Only Tunnels..................................................................................................................................918
53 Uplink Failure Detection (UFD).................................................................................................................919
Feature Description........................................................................................................................................................919
How Uplink Failure Detection Works........................................................................................................................... 920
UFD and NIC Teaming....................................................................................................................................................921
Important Points to Remember.................................................................................................................................... 921
Conguring Uplink Failure Detection...........................................................................................................................922
Clearing a UFD-Disabled Interface.............................................................................................................................. 923
Displaying Uplink Failure Detection.............................................................................................................................. 924
Sample Conguration: Uplink Failure Detection.........................................................................................................926
54 Upgrade Procedures................................................................................................................................ 928
Get Help with Upgrades............................................................................................................................................... 928
55 Virtual LANs (VLANs)..............................................................................................................................929
Default VLAN................................................................................................................................................................. 930
Port-Based VLANs........................................................................................................................................................ 930
VLANs and Port Tagging............................................................................................................................................... 931
Conguration Task List...................................................................................................................................................931
Creating a Port-Based VLAN..................................................................................................................................931
Assigning Interfaces to a VLAN............................................................................................................................. 932
Moving Untagged Interfaces..................................................................................................................................933
Assigning an IP Address to a VLAN.......................................................................................................................934
Conguring Native VLANs........................................................................................................................................... 934
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