Dell C9000 series, Reference Manual

Page: 1647 / 2286

spanning-tree pvst
Configure a PVST+ interface with one of these settings: edge port with optional bridge port data unit (BPDU)
guard, port disablement if an error condition occurs, port priority or cost for a VLAN range, loop guard, or
root guard.
C9000 Series
Syntax
spanning-tree pvst {edge-port [bpduguard [shutdown-on-violation]]
| err-disable | vlan
vlan-range {cost number | priority value } |
loopguard | rootguard}
Parameters
edge-port Enter the keywords
edge-port
to configure the interface as a
PVST+ edge port.
bpduguard
Enter the keyword
portfast
to enable Portfast to move the
interface into Forwarding mode immediately after the root fails.
Enter the keyword
bpduguard
to disable the port when it
receives a BPDU.
shutdown-on-
violation (OPTIONAL) Enter the keywords
shutdown-on-violation
to
hardware disable an interface when a BPDU is received and the
port is disabled.
err-disable Enter the keywords
err-disable
to enable the port to be put
into the error-disable state (EDS) if an error condition occurs.
vlan vlan-range Enter the keyword
vlan
then the VLAN numbers. The range is
from 1 to 4094.
cost number 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 .
priority value Enter the keyword
priority
then the Port priority value in
increments of 16. The range is from 0 to 240. The default is 128 .
loopguard Enter the keyword
loopguard
to enable loop guard on a PVST+
port or port-channel interface.
Per-VLAN Spanning Tree Plus (PVST+) 1647