CodePudding user response:

O god!!!

CodePudding user response:

The root bridge - & gt; The root port - & gt; Specified port/blocking port
Have to do is choose by order

CodePudding user response:

The figure you have any question, or priority copy is wrong, or MAC copy wrong, again carefully check the priority and the MAC
In PACKETTRACER, shows a tan is blocked ports, but according to your figure to MAC and priority, there are contradictions
If your MAC and priority, it should be me below this

CodePudding user response:

Upstairs positive solution, the link is the three links, six points specified port no more than 3 links;