Command Line Reference Guide

spanning-tree
Enable the multiple spanning tree protocol on the interface.
S5000
Syntax
spanning-tree
To disable the multiple spanning tree protocol on the interface, use the no spanning-
tree command.
Parameters
spanning-tree Enter the keywords spanning-tree to enable the MSTP on the
interface.
Defaults Enable.
Command Modes INTERFACE
Command History
Version 9.0(1.3) Introduced on the S5000.
spanning-tree msti
Configure multiple spanning tree instance cost and priority for an interface.
S5000
Syntax
spanning-tree msti instance {cost cost | priority priority}
Parameters
msti instance Enter the keyword msti and the MST instance number. The range is
zero (0) to 63.
cost cost (OPTIONAL) Enter the keyword cost followed by the port cost value.
The range is 1 to 200000. The defaults are:
• 1-Gigabit Ethernet interface = 20000
• 10-Gigabit Ethernet interface = 2000
• 40-Gigabit Ethernet interface = 2000
• Port Channel interface with one 1-Gigabit Ethernet interface =
20000
• Port Channel interface with one 10-Gigabit Ethernet = 2000
• Port Channel interface with one 40-Gigabit Ethernet = 2000
• Port Channel interface with two 1-Gigabit Ethernet = 18000
• Port Channel with two 10-Gigabit Ethernet = 1800
• Port Channel with two 40-Gigabit Ethernet = 1800
priority priority Enter keyword priority followed by a value in increments of 16 as
the priority. The range is 0 to 240. The default is
128.
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