Dell Z9500 Reference Manual page 1423

shutdown-on-
violation
err-disable
vlan vlan-range
cost number
priority value
loopguard
rootguard
Defaults Not configured.
Command INTERFACE
Modes
Command
This guide is platform-specific. For command information about other platforms,
History
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
9.2(1.0)
8.3.19.0
8.3.11.1
8.4.2.1
8.3.7.0
8.2.1.0
Per-VLAN Spanning Tree Plus (PVST+)
(OPTIONAL) Enter the keywords shutdown-on-violation
to hardware disable an interface when a BPDU is received
and the port is disabled.
Enter the keywords err-disable to enable the port to be
put into the error-disable state (EDS) if an error condition
occurs.
Enter the keyword vlan then the VLAN numbers. The range
is from 1 to 4094.
Enter the keyword cost then the port cost value. The range
is from 1 to 200000.
Defaults:
• 10-Gigabit Ethernet interface = 2000.
• Port Channel interface with one 10 Gigabit Ethernet =
2000.
• Port Channel with two 10 Gigabit Ethernet = 1800.
Enter the keyword priority then the Port priority value in
increments of 16. The range is from 0 to 240. The default is
128.
Enter the keyword loopguard to enable loop guard on a
PVST+ port or port-channel interface.
Enter the keyword rootguard to enable root guard on a
PVST+ port or port-channel interface.
Description
Introduced on the Z9500.
Introduced on the S4820T.
Introduced on the Z9000.
Introduced the loopguard and rootguard options on the
E-Series TeraScale, C-Series, and S-Series.
Introduced on the S4810.
Introduced the hardware shutdown-on-violation
option.
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