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HP PC Blade Switch CLI Reference Guide
Spanning-Tree Commands
spanning-tree guard root
The
spanning-tree guard root
Interface Configuration (Ethernet, port-channel) mode command
enables root guard on all spanning tree instances on the interface. Root guard prevents the
interface from becoming the root port of the device. To disable root guard on the interface, use
the
no
form of this command.
Syntax
spanning-tree guard root
no spanning-tree guard root
Parameters
There are no parameters for this command.
Default Setting
Root guard is disabled.
Command Mode
Interface Configuration (Ethernet, port-channel) mode
Command Usage
Root guard can be enabled when the device operates in STP, RSTP, and MSTP.
When root guard is enabled, the port changes to the alternate state if spanning-tree calculations
selects the port as the root port.
Example
The following command prevents Ethernet port 1/g1 from being the root port of the device.
console(config) #
interface ethernet
1/g1
console(config-mst) #
spanning-tree guard root
Summary of Contents for Bc1500 - BladeSystem - Blade PC
Page 44: ...2 24 www hp com HP PC Blade Switch CLI Reference Guide 802 1x Commands ...
Page 90: ...5 22 www hp com HP PC Blade Switch CLI Reference Guide Address Table Commands ...
Page 140: ...8 24 www hp com HP PC Blade Switch CLI Reference Guide Ethernet Configuration Commands ...
Page 150: ...9 10 www hp com HP PC Blade Switch CLI Reference Guide GVRP Commands ...
Page 160: ...10 10 www hp com HP PC Blade Switch CLI Reference Guide IGMP Snooping Commands ...
Page 176: ...11 16 www hp com HP PC Blade Switch CLI Reference Guide IP Addressing Commands ...
Page 192: ...13 10 www hp com HP PC Blade Switch CLI Reference Guide Line Commands ...
Page 200: ...14 8 www hp com HP PC Blade Switch CLI Reference Guide Management ACL Commands ...
Page 206: ...15 6 www hp com HP PC Blade Switch CLI Reference Guide PHY Diagnostics Commands ...
Page 214: ...17 4 www hp com HP PC Blade Switch CLI Reference Guide Port Monitor Commands ...
Page 270: ...20 18 www hp com HP PC Blade Switch CLI Reference Guide RMON Commands ...
Page 360: ...24 16 www hp com HP PC Blade Switch CLI Reference Guide Syslog Commands ...