Backup Port
Designated Port
Designated Port
Root Port
Alternate Port
Root Port
Backup Port
Designated Port
BPDU
Alcatel-Lucent Scalable IP Networks v1.1
Module 3 |
75
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The alternate and backup ports are blocking ports; however, they have been selected to be the ports that are turned on in the event of a failure. The backup port resides on the same switch as the designated port.
Scalable IP Networks v1.00
Alcatel-Lucent Confidential for internal use only -- Do Not Distribute
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