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Riverstone Networks RS Switch Router User Guide Release 8.0 5-7
Bridging Configuration Guide Configuring Spanning Tree
To change a port from flow-based bridging to address-based bridging, enter the following command in Configure
mode:
5.6 CONFIGURING SPANNING TREE
Note
The ATM modules do not support Spanning Tree Protocol.
The RS supports per VLAN spanning tree. By default, all the VLANs defined belong to the default spanning tree. You
can create a separate instance of spanning tree using the following command:
By default, spanning tree is disabled on the RS. To enable spanning tree on the RS, you perform the following tasks
on the ports where you want spanning tree enabled..
5.6.1 Using Rapid STP
You can specify the use of “rapid” STP, defined by IEEE 802.1w. This protocol, also known as Fast Spanning Tree, is
designed to reduce network recovery time.
Note
RSTP works only on ports where STP is already enabled (with the stp enable
port command).
Change a port from flow-based
bridging to address-based
bridging.
negate
<line-number of active config containing command>
:
port flow-bridging
<port-list>
|all-ports
Create spanning tree for a VLAN.
pvst create spanningtree
vlan-name <string>
Enable spanning tree on one or more
ports for default spanning tree.
stp enable port
<port-list>
Enable spanning tree on one or more
ports for a particular VLAN.
pvst enable port
<port-list>
spanning-tree
<string>