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• Verify the configuration with various show commands.
Example of Configuring UFD (S50)
Dell(conf)#uplink-state-group 3
Dell(conf-uplink-state-group-3)#
00:23:52: %STKUNIT0-M:CP %IFMGR-5-ASTATE_UP: Changed uplink state group Admin
state to up:
Group 3
Dell(conf-uplink-state-group-3)#downstream tengigabitethernet 0/1-2,5,9,11-12
Dell(conf-uplink-state-group-3)#downstream disable links 2
Dell(conf-uplink-state-group-3)#upstream tengigabitethernet 0/3-4
Dell(conf-uplink-state-group-3)#description Testing UFD feature
Dell(conf-uplink-state-group-3)#show config
!
uplink-state-group 3
description Testing UFD feature
downstream disable links 2
downstream TenGigabitEthernet 0/1-2,5,9,11-12
upstream TenGigabitEthernet 0/3-4
Dell#show running-config uplink-state-group
!
uplink-state-group 3
description Testing UFD feature
downstream disable links 2
downstream TenGigabitEthernet 0/1-2,5,9,11-12
upstream TenGigabitEthernet 0/3-4
Dell#show uplink-state-group 3
Uplink State Group: 3 Status: Enabled, Up
Dell#show uplink-state-group detail
(Up): Interface up (Dwn): Interface down (Dis): Interface disabled
Uplink State Group : 3 Status: Enabled, Up
Upstream Interfaces : Te 0/3(Up) Te 0/4(Up)
Downstream Interfaces : Te 0/1(Up) Te 0/2(Up) Te 0/5(Up) Te 0/9(Up) Te 0/11(Up)
Te 0/12(Up)
< After a single uplink port fails >
Dell#show uplink-state-group detail
(Up): Interface up (Dwn): Interface down (Dis): Interface disabled
Uplink State Group : 3 Status: Enabled, Up
Upstream Interfaces : Te 0/3(Dwn) Te 0/4(Up)
Downstream Interfaces : Te 0/1(Dis) Te 0/2(Dis) Te 0/5(Up) Te 0/9(Up) Te
0/11(Up)
Te 0/12(Up)
Uplink Failure Detection (UFD)
949