White Papers

Table Of Contents
Configuring NTP Broadcasts..................................................................................................................................907
Disabling NTP on an Interface............................................................................................................................... 907
Configuring a Source IP Address for NTP Packets.......................................................................................... 907
Configuring NTP Authentication........................................................................................................................... 908
Configuring NTP control key password............................................................................................................... 910
Configuring a Custom-defined Period for NTP time Synchronization..........................................................910
Dell EMC Networking OS Time and Date.................................................................................................................. 910
Configuration Task List ........................................................................................................................................... 910
Setting the Time and Date for the Switch Software Clock............................................................................. 911
Setting the Timezone................................................................................................................................................ 911
Set Daylight Saving Time......................................................................................................................................... 912
Setting Daylight Saving Time Once.......................................................................................................................912
Setting Recurring Daylight Saving Time...............................................................................................................912
Chapter 55: Tunneling............................................................................................................... 914
Configuring a Tunnel.......................................................................................................................................................914
Configuring Tunnel Keepalive Settings...................................................................................................................... 915
Configuring a Tunnel Interface.....................................................................................................................................915
Configuring Tunnel Allow-Remote Decapsulation................................................................................................... 916
Configuring Tunnel source anylocal Decapsulation................................................................................................. 916
Guidelines for Configuring Multipoint Receive-Only Tunnels................................................................................917
Multipoint Receive-Only Tunnels................................................................................................................................. 917
Chapter 56: Uplink Failure Detection (UFD)............................................................................... 918
Feature Description.........................................................................................................................................................918
How Uplink Failure Detection Works.......................................................................................................................... 919
UFD and NIC Teaming................................................................................................................................................... 920
Important Points to Remember...................................................................................................................................920
Configuring Uplink Failure Detection.......................................................................................................................... 921
Clearing a UFD-Disabled Interface............................................................................................................................. 922
Displaying Uplink Failure Detection.............................................................................................................................923
Sample Configuration: Uplink Failure Detection......................................................................................................924
Chapter 57: Upgrade Procedures...............................................................................................926
Chapter 58: Virtual LANs (VLANs)............................................................................................. 927
Default VLAN................................................................................................................................................................... 927
Port-Based VLANs......................................................................................................................................................... 928
VLANs and Port Tagging...............................................................................................................................................928
Configuration Task List................................................................................................................................................. 929
Creating a Port-Based VLAN................................................................................................................................. 929
Assigning Interfaces to a VLAN.............................................................................................................................930
Moving Untagged Interfaces.................................................................................................................................. 931
Assigning an IP Address to a VLAN...................................................................................................................... 932
Configuring Native VLANs............................................................................................................................................932
Enabling Null VLAN as the Default VLAN................................................................................................................. 933
Chapter 59: Virtual Link Trunking (VLT).................................................................................... 934
Overview...........................................................................................................................................................................934
Contents
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