Dell S4820T - Page 31

Configuring Loop Guard.............................................................................................................997
Displaying STP Guard Configuration............................................................................................... 998
55 System Time and Date................................................................................ 1000
Network Time Protocol................................................................................................................. 1000
Protocol Overview.................................................................................................................... 1001
Configure the Network Time Protocol....................................................................................1002
Enabling NTP.............................................................................................................................1002
Configuring NTP Broadcasts....................................................................................................1002
Disabling NTP on an Interface................................................................................................. 1003
Configuring a Source IP Address for NTP Packets..................................................................1003
Configuring NTP Authentication..............................................................................................1004
Dell Networking OS Time and Date...............................................................................................1007
Configuration Task List ............................................................................................................1007
Setting the Time and Date for the Switch Software Clock..................................................... 1007
Setting the Timezone................................................................................................................1007
Set Daylight Saving Time..........................................................................................................1008
Setting Daylight Saving Time Once......................................................................................... 1008
Setting Recurring Daylight Saving Time.................................................................................. 1009
56 Tunneling.......................................................................................................1011
Configuring a Tunnel.......................................................................................................................1011
Configuring Tunnel Keepalive Settings.......................................................................................... 1012
Configuring a Tunnel Interface...................................................................................................... 1013
Configuring Tunnel Allow-Remote Decapsulation....................................................................... 1013
Configuring Tunnel source anylocal Decapsulation.....................................................................1014
57 Uplink Failure Detection (UFD).................................................................. 1015
Feature Description.........................................................................................................................1015
How Uplink Failure Detection Works............................................................................................. 1016
UFD and NIC Teaming.................................................................................................................... 1017
Important Points to Remember......................................................................................................1018
Configuring Uplink Failure Detection.............................................................................................1018
Clearing a UFD-Disabled Interface................................................................................................1020
Displaying Uplink Failure Detection............................................................................................... 1021
Sample Configuration: Uplink Failure Detection...........................................................................1024
58 Upgrade Procedures................................................................................... 1026
Get Help with Upgrades................................................................................................................. 1026
59 Virtual LANs (VLANs)....................................................................................1027
Default VLAN...................................................................................................................................1027
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