downstream auto-recover
Enable auto-recovery so that UFD-disabled downstream ports in an uplink-state group automatically come up when a disabled upstream
port in the group comes back up.
Syntax
downstream auto-recover
To disable auto-recovery on downstream links, use the
no downstream auto-recover
command.
Defaults
The auto-recovery of UFD-disabled downstream ports is enabled.
Command Modes
UPLINK-STATE-GROUP
Command History
This guide is platform-specific. For command information about other platforms, see the relevant
Dell Networking
OS Command Line Reference Guide
.
Version
Description
9.10.0.2
Introduced on the Z9100–ON.
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
•
— assign a port or port-channel to the uplink-state group as a downstream interface.
•
— create an uplink-state group and enables the tracking of upstream links.
downstream disable links
Configure the number of downstream links in the uplink-state group that are disabled if one upstream link in an uplink-state group goes
down.
Syntax
downstream disable links {
number
|all}
To revert to the default setting, use the
no downstream disable links
command.
Parameters
number
Enter the number of downstream links the UFD brings down. The range is from 1 to 1024.
all
Brings down all downstream links in the group.
Defaults
No downstream links are disabled when an upstream link in an uplink-state group goes down.
Command Modes
UPLINK-STATE-GROUP
Uplink Failure Detection (UFD)
1621