Spanning-Tree 0 - Dell Z9500 Command Reference Manual

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spanning-tree 0

Assigns a Layer 2 interface to STP instance 0 and configures a port cost or port priority, or enables loop

guard, root guard, or the Portfast feature on the interface.

spanning-tree stp-id {cost cost | | portfast [bpduguard

[shutdown-on-violation]] | priority priority}

To disable Spanning Tree group on an interface, use the no spanning-tree

stp-id {cost cost | portfast [bpduguard [shutdown-on-

violation]] | priority priority} command.

[shutdown-on-

viol ation]]

priority priority

cost = depends on the interface type; priority = 8

This guide is platform-specific. For command information about other platforms,

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.

Spanning Tree Protocol (STP)

Enter the STP instance ID. The range is 0.

Enter the keyword cost then a number as the cost. The

range is from 1 to 65535. The defaults are:

10-Gigabit Ethernet interface = 2.

Port Channel interface with 10-Gigabit Ethernet = 1.

Enter the keyword portfast to enable Portfast to move the

interface into Forwarding mode immediately after the root

Enter the optional keyword bpduguard to disable the port

when it receives a BPDU.

Enter the optional keyword shutdown-on-violation to

hardware disable an interface when a BPDU is received and

the port is disabled.

Enter keyword priority then a number as the priority. The

range is from zero (0) to 15. The default is 8.

Introduced on the Z9500.