Concept Guide

spanning-tree (Configuration Interface)
spanning-tree
cost <value>
point-to-point
port-priority <value>
portfast
vlan <vlan-id>
cost <value>
port-priority <value>
vlan range <WORD>
RSTP is backward compatible with STP and is enabled by default. For clarity, this RSTP command uses the spanning
tree keyword.
Description
Dell’s RSTP implementation interoperates with both PVST (Per VLAN Spanning Tree 802.1D) and Rapid-PVST
(802.1w) implementation on industry-standard router/switches. Syntax
Parameter Description Range Default
cost <value>
Enter the spanning tree path
cost. Use the cost values to
determine the most favorable
path to a particular
destination: the lower the
cost, the better the path
1 -
65535
Default: Based on Interface
type:
l Fast Ethernet 10Mbs—
100
l Fast Ethernet 100Mbs—
19
l 1Gigabit Ethernet—4
l 10 Gigabit Ethernet—2
point-to-point
Set the interface to a point-to-
point
n/a Enabled
port-priority <value>
Change the spanning tree
priority.
0 - 255 128
portfast
Change from blocking to
forwarding
n/a Disabled
vlan <vlan-id>
Enter the keyword vlan
followed by the VLAN-ID
n/a
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Dell Networking W-Series ArubaOS 6.5.x | Reference Guide spanning-tree (Configuration Interface) | 2163