Users Guide

If a downstream interface in an uplink-state group is disabled (Oper Down state) by uplink-state tracking
because an upstream port is down, the message error-disabled[UFD] displays in the output.
• Display the current configuration of all uplink-state groups or a specified group.
EXEC mode or UPLINK-STATE-GROUP mode
(For EXEC mode) show running-config uplink-state-group [group-id]
(For UPLINK-STATE-GROUP mode) show configuration
• group-id: The values are from 1 to 16.
Examples of Viewing UFD Information (S50)
The following example shows viewing the uplink state group status.
Dell# show uplink-state-group
Uplink State Group: 1 Status: Enabled, Up
Uplink State Group: 3 Status: Enabled, Up
Uplink State Group: 5 Status: Enabled, Down
Uplink State Group: 6 Status: Enabled, Up
Uplink State Group: 7 Status: Enabled, Up
Uplink State Group: 16 Status: Disabled, Up
Dell#
show uplink-state-group 16
Uplink State Group: 16 Status: Disabled, Up
Dell#
show uplink-state-group detail
(Up): Interface up (Dwn): Interface down (Dis): Interface disabled
Uplink State Group : 1 Status: Enabled, Up
Upstream Interfaces :
Downstream Interfaces :
Uplink State Group : 3 Status: Enabled, Up
Upstream Interfaces : Gi 1/6(Up) Gi 1/7(Up)
Downstream Interfaces : Gi 3/1(Up) Gi 3/3(Up) Gi 3/5(Up) Gi 3/6(Up)
Uplink State Group : 5 Status: Enabled, Down
Upstream Interfaces : Gi 1/1(Dwn) Gi 1/3(Dwn) Gi 1/5(Dwn)
Downstream Interfaces : Gi 3/2(Dis) Gi 3/4(Dis) Gi 3/11(Dis) Gi 3/12(Dis) Gi
3/13(Dis)
Gi 3/14(Dis) Gi 3/15(Dis)
Uplink State Group : 6 Status: Enabled, Up
Upstream Interfaces :
Downstream Interfaces :
Uplink State Group : 7 Status: Enabled, Up
Upstream Interfaces :
Downstream Interfaces :
Uplink State Group : 16 Status: Disabled, Up
Upstream Interfaces : Gi 1/4(Dwn) Po 8(Dwn)
Downstream Interfaces : Gi 1/10(Dwn)
The following example shows viewing the interface status with UFD information.
Dell#show interfaces gigabitethernet 1/15
GigabitEthernet 1/15 is up, line protocol is down (error-disabled[UFD])
Hardware is Force10Eth, address is 00:01:e8:32:7a:47
Current address is 00:01:e8:32:7a:47
Uplink Failure Detection (UFD) 1008