Users Guide

54 SupportAssist..........................................................................................................................................903
Configuring SupportAssist Using a Configuration Wizard....................................................................................... 904
Configuring SupportAssist Manually...........................................................................................................................904
Configuring SupportAssist Activity............................................................................................................................. 906
Configuring SupportAssist Company..........................................................................................................................907
Configuring SupportAssist Person.............................................................................................................................. 908
Configuring SupportAssist Server...............................................................................................................................908
Viewing SupportAssist Configuration......................................................................................................................... 909
55 System Time and Date..............................................................................................................................911
Network Time Protocol..................................................................................................................................................911
Protocol Overview................................................................................................................................................... 912
Configure the Network Time Protocol.................................................................................................................. 912
Enabling NTP............................................................................................................................................................ 913
Configuring NTP Broadcasts..................................................................................................................................913
Disabling NTP on an Interface................................................................................................................................ 914
Configuring a Source IP Address for NTP Packets............................................................................................. 914
Configuring NTP Authentication............................................................................................................................ 914
Configuring a Custom-defined Period for NTP time Synchronization.............................................................. 917
Dell Networking OS Time and Date............................................................................................................................. 917
Configuration Task List ...........................................................................................................................................917
Setting the Time and Date for the Switch Software Clock................................................................................917
Setting the Timezone.............................................................................................................................................. 918
Set Daylight Saving Time........................................................................................................................................ 918
Setting Daylight Saving Time Once....................................................................................................................... 918
Setting Recurring Daylight Saving Time................................................................................................................919
56 Tunneling................................................................................................................................................. 921
Configuring a Tunnel......................................................................................................................................................921
Configuring Tunnel Keepalive Settings.......................................................................................................................922
Configuring a Tunnel Interface.................................................................................................................................... 922
Configuring Tunnel Allow-Remote Decapsulation.....................................................................................................923
Configuring Tunnel source anylocal Decapsulation...................................................................................................923
57 Uplink Failure Detection (UFD)................................................................................................................925
Feature Description.......................................................................................................................................................925
How Uplink Failure Detection Works.......................................................................................................................... 926
UFD and NIC Teaming.................................................................................................................................................. 927
Important Points to Remember................................................................................................................................... 927
Configuring Uplink Failure Detection...........................................................................................................................928
Clearing a UFD-Disabled Interface..............................................................................................................................929
Displaying Uplink Failure Detection............................................................................................................................. 930
Sample Configuration: Uplink Failure Detection........................................................................................................ 932
58 Upgrade Procedures................................................................................................................................934
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