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7.8.1.0 - Force10 Networks

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• Bridges block a redundant path by disabling one of the link ports.<br />

Figure 454 Rapid Spanning Tree Enabled Globally<br />

R1 R2<br />

1/1 1/2<br />

3/1 3/2<br />

R3<br />

1/3<br />

1/4<br />

3/3<br />

3/4<br />

Forwarding<br />

Blocking<br />

2/1<br />

2/2 2/3 2/4<br />

Port 684 (GigabitEthernet 4/43) is alternate Discarding<br />

Port path cost 20000, Port priority 128, Port Identifier 128.684<br />

Designated root has priority 32768, address 0001.e801.cbb4<br />

Designated bridge has priority 32768, address 0001.e801.cbb4<br />

Designated port id is 128.684, designated path cost 20000<br />

Number of transitions to forwarding state 0<br />

BPDU : sent 3, received 219<br />

The port is not in the Edge port mode<br />

root<br />

666 Rapid Spanning Tree Protocol

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