360 CHAPTER 17: CONFIGURING AND MANAGING SPANNING TREE PROTOCOL
Displaying Port Fast
Convergence
Information
To display port fast convergence information, use the following command:
display spantree portfast [port-list]
To display port fast convergence information for all ports, type the
following command:
WX1200# display spantree portfast
Port Vlan Portfast
------------------------- ---- ----------
1 1 disable
2 1 disable
3 1 disable
4 1 enable
7 1 disable
8 1 disable
5 2 enable
6 2 enable
In this example, port fast convergence is enabled on ports 5 and 6 in
VLAN 2 and port 4 in VLAN 1.
Configuring
Backbone Fast
Convergence
To enable or disable backbone fast convergence, use the following
command:
set spantree backbonefast {enable | disable}
To enable backbone fast convergence on all VLANs, type the following
command:
WX1200# set spantree backbonefast enable
success: change accepted.
Displaying the
Backbone Fast
Convergence State
To display the state of the backbone fast convergence feature, use the
following command:
display spantree backbonefast
Here is an example:
WX1200# display spantree backbonefast
Backbonefast is enabled
In this example, backbone fast convergence is enabled.