Administrator Guide

Version Description
9.2(1.0) Introduced on the Z9500.
8.3.19.0 Introduced on the S4820T.
8.3.12.0 Introduced on the S4810.
8.4.2.3 Introduced on the S-Series S50.
Related
Commands
• downstream — assigns a port or port-channel to the uplink-state group as a downstream interface.
• uplink-state-group — creates an uplink-state group and enables the tracking of upstream links.
debug uplink-state-group
Enable debug messages for events related to a specified uplink-state group or all groups.
C9000 Series
Syntax
debug uplink-state-group [group-id]
To turn off debugging event messages, enter the no debug uplink-state-group [group-id]
command.
Parameters
group-id Enables debugging on the specified uplink-state group. The valid group-id values are from
1 to 16.
Defaults none
Command Modes EXEC Privilege
Command History
This guide is platform-specific. For command information about other platforms, refer to the relevant Dell
Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version Description
9.9(0.0) Introduced on the C9010.
9.2(1.0) Introduced on the Z9500.
8.3.19.0 Introduced on the S4820T.
8.3.12.0 Introduced on the S4810.
8.4.2.3 Introduced on the S-Series S50.
Related
Commands
clear ufd-disable — re-enables downstream interfaces that are in a UFD-Disabled Error state.
description
Enter a text description of an uplink-state group.
C9000 Series
Syntax
description text
Parameters
text Text description of the uplink-state group. The maximum length is 80 alphanumeric
characters.
Defaults none
Uplink Failure Detection (UFD) 1659