Spanning-Tree Pvst - Dell C9000 Series Reference Manual

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
bpduguard
shutdown-on-
violation
err-disable
vlan vlan-range
cost number
priority value
loopguard
Enter the keywords edge-port to configure the interface as a
PVST+ edge port.
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.
(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.
Per-VLAN Spanning Tree Plus (PVST+) 1647