White Papers

Table Of Contents
Version Description
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.2(1.0) Introduced on the Z9500.
9.2(0.0) Introduced on the M I/O Aggregator. This command is supported in Programmable-
Mux (PMUX) mode only.
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.
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, see the relevant Dell
EMC Networking OS Command Line Reference Guide.
Version Description
9.10.0.2 Introduced on the Z9100ON.
9.8(2.0) Introduced on the S3100 series.
9.10(0.0) Introduced on the S3148.
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.2(1.0) Introduced on the Z9500.
9.2(0.0) Introduced on the M I/O Aggregator. This command is supported in Programmable-
Mux (PMUX) mode only.
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-enable downstream interfaces that are in a UFD-Disabled Error state.
1592 Uplink Failure Detection (UFD)