Developers Guide

Table Of Contents
Enabling NTP............................................................................................................................................................. 908
Configuring NTP Broadcasts................................................................................................................................. 909
Disabling NTP on an Interface............................................................................................................................... 909
Configuring a Source IP Address for NTP Packets..........................................................................................909
Configuring NTP Authentication............................................................................................................................910
Configuring NTP control key password................................................................................................................912
Configuring the NTP Step-Threshold................................................................................................................... 912
Configuring a Custom-defined Period for NTP time Synchronization..........................................................912
Dell EMC Networking OS Time and Date.................................................................................................................. 913
Configuration Task List ........................................................................................................................................... 913
Setting the Time and Date for the Switch Software Clock............................................................................ 913
Setting the Timezone............................................................................................................................................... 913
Set Daylight Saving Time......................................................................................................................................... 914
Setting Daylight Saving Time Once.......................................................................................................................914
Setting Recurring Daylight Saving Time...............................................................................................................914
Chapter 55: Tunneling............................................................................................................... 916
Configuring a Tunnel.......................................................................................................................................................916
Configuring Tunnel Keepalive Settings.......................................................................................................................917
Configuring a Tunnel Interface..................................................................................................................................... 917
Configuring Tunnel Allow-Remote Decapsulation................................................................................................... 918
Configuring Tunnel source anylocal Decapsulation................................................................................................. 918
Guidelines for Configuring Multipoint Receive-Only Tunnels............................................................................... 919
Multipoint Receive-Only Tunnels.................................................................................................................................919
Chapter 56: Uplink Failure Detection (UFD).............................................................................. 920
Feature Description........................................................................................................................................................920
How Uplink Failure Detection Works.......................................................................................................................... 921
UFD and NIC Teaming................................................................................................................................................... 922
Important Points to Remember...................................................................................................................................922
Configuring Uplink Failure Detection..........................................................................................................................923
Clearing a UFD-Disabled Interface............................................................................................................................. 924
Displaying Uplink Failure Detection............................................................................................................................ 925
Sample Configuration: Uplink Failure Detection......................................................................................................926
Chapter 57: Upgrade Procedures...............................................................................................928
Chapter 58: Virtual LANs (VLANs).............................................................................................929
Default VLAN................................................................................................................................................................... 929
Port-Based VLANs......................................................................................................................................................... 930
VLANs and Port Tagging.............................................................................................................................................. 930
Configuration 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
Configuring Native VLANs............................................................................................................................................934
Enabling Null VLAN as the Default VLAN................................................................................................................. 935
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