prevent loop in the network

Question

Hi everyone, we have a situation in which we have 2 core switches + 2 distribution switches and 4 access switches. 2 core switches are connected to each other same 2 distribution switches are connected to each other as well. core01 is connected to distribution01. But, when i connect core02 to distribution02 whole network goes down.

Henk4 · Answer

Make a schematic and mark each of the part with name, you will get help faster

Connectrix

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