Troubleshooting Rstp, Monitoring Rstp, Port Fast

Feature

Port Fast

Default Value/Range

Change from blocking to forwarding Default: disabled

Point-to-Point

Enabled—Set the interface as a point-to-point link

In the CLI

Change the default configurations via the command line.

(host) (config-if)#spanning-tree ?

cost	Change an interface's spanning tree path cost
point-to-point	Set interface as point-to-point link
port-priority	Change an interface's spanning tree priority
portfast	Allow a change from blocking to forwarding

Monitoring RSTP

Statistical information for point-to-point, role, BPDU etc. can be viewed from the WebUI (see Figure 149).

Figure 149: Monitoring RSTP

Troubleshooting RSTP

The following points give some troubleshooting tips.

•The show spantree command displays the root and the bridge information; verify that they are correct. Also displayed is the port/interface information (for example state, role, etc.); make sure that the state and role information correspond to each other.

(host) (config) #show	spantree
Designated Root MAC	00:0b:86:50:3c:20
Designated Root Priority 32768
Root Max Age 20 sec	Hello Time 2 sec Forward Delay 15 sec

488 RSTP

Dell PowerConnect W-Series ArubaOS 6.2 User Guide

6.2 specifications

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Dell 6.2 manual Troubleshooting Rstp, Monitoring Rstp, Port Fast

Models: 6.2