Cisco Catalyst 4500 Series Command Reference Guide

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Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.4.0SG and IOS 15.1(2)SG)
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Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
spanning-tree pathcost method
spanning-tree pathcost method
To set the path cost calculation method, use the spanning-tree pathcost method command. To revert to
the default setting, use the no form of this command.
spanning-tree pathcost method {long | short}
no spanning-tree pathcost method
Syntax Description
Defaults Port path cost has 16-bit-based values.
Command Modes Global configuration mode
Command History
Usage Guidelines This command applies to all the spanning-tree instances on the switch.
The long path cost calculation method uses all the 32 bits for path cost calculation and yields values in
the range of 1 through 200,000,000.
The short path cost calculation method (16 bits) yields values in the range of 1 through 65,535.
Examples This example shows how to set the path cost calculation method to long:
Switch(config) spanning-tree pathcost method long
Switch(config)
This example shows how to set the path cost calculation method to short:
Switch(config) spanning-tree pathcost method short
Switch(config)
Related Commands
long Specifies 32-bit-based values for port path costs.
short Specifies 16-bit-based values for port path costs.
Release Modification
12.1(8a)EW Support for this command was introduced on the Catalyst 4500 series switch..
Command Description
show spanning-tree Displays spanning-tree state information.

Cisco Catalyst 4500 Series Specifications

General

Series	Catalyst 4500 Series
Category	Switch
Layer Support	Layer 2, Layer 3
Form Factor	Modular chassis
Stackable	No
Chassis Slots	3, 6, 7, 10
Power Supply Options	AC, DC
Redundancy	Power supply, Supervisor engine
Network Management	Cisco IOS Software CLI, SNMP, Cisco Prime Infrastructure
Features	Security, QoS
Port Density	Up to 384 ports per chassis
Security Features	802.1X, ACLs, DHCP Snooping, Dynamic ARP Inspection, IP Source Guard
Supervisor Engine	8-E