Concept Guide

Displaying STP Guard Conguration............................................................................................................................837
57 SupportAssist.......................................................................................................................................... 838
Conguring SupportAssist Using a Conguration Wizard........................................................................................839
Conguring SupportAssist Manually........................................................................................................................... 839
Conguring SupportAssist Activity.............................................................................................................................. 841
Conguring SupportAssist Company..........................................................................................................................842
Conguring SupportAssist Person.............................................................................................................................. 843
Conguring SupportAssist Server...............................................................................................................................843
Viewing SupportAssist Conguration..........................................................................................................................844
58 System Time and Date.............................................................................................................................846
Network Time Protocol.................................................................................................................................................846
Protocol Overview................................................................................................................................................... 847
Congure the Network Time Protocol..................................................................................................................847
Enabling NTP............................................................................................................................................................848
Conguring NTP Broadcasts..................................................................................................................................848
Disabling NTP on an Interface................................................................................................................................848
Conguring a Source IP Address for NTP Packets............................................................................................. 849
Conguring NTP Authentication............................................................................................................................849
Conguring NTP control key password.................................................................................................................851
Dell Networking OS Time and Date..............................................................................................................................851
Conguration Task List ........................................................................................................................................... 851
Set Daylight Saving Time........................................................................................................................................852
Conguring the Oset-Threshold for NTP Audit Log......................................................................................... 854
59 Tunneling ................................................................................................................................................ 855
Conguring a Tunnel..................................................................................................................................................... 855
Conguring Tunnel keepalive........................................................................................................................................856
Conguring the ip and ipv6 unnumbered................................................................................................................... 856
Conguring the Tunnel allow-remote.......................................................................................................................... 857
Conguring the Tunnel Source Anylocal..................................................................................................................... 857
60 Uplink Failure Detection (UFD)................................................................................................................859
Supported Modes..........................................................................................................................................................859
Feature Description....................................................................................................................................................... 859
How Uplink Failure Detection Works...........................................................................................................................860
UFD and NIC Teaming................................................................................................................................................... 861
Important Points to Remember................................................................................................................................... 862
Uplink Failure Detection (SMUX mode)......................................................................................................................862
Conguring Uplink Failure Detection (PMUX mode)................................................................................................ 863
Clearing a UFD-Disabled Interface (in PMUX mode)................................................................................................864
Displaying Uplink Failure Detection..............................................................................................................................865
Sample Conguration: Uplink Failure Detection.........................................................................................................867
61 PMUX Mode of the IO Aggregator........................................................................................................... 869
28
Contents