networking:stp
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| networking:stp [2025/12/03 15:54] – [PORT-FAST] v1ctor | networking:stp [2025/12/03 16:11] (current) – [Root Guard] v1ctor | ||
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| We should not receive BPDUs on the customer facing ports. There is a feature which sets the port to **err-disabled** state if switch receives a BPDU on that port. | We should not receive BPDUs on the customer facing ports. There is a feature which sets the port to **err-disabled** state if switch receives a BPDU on that port. | ||
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| + | ==== Root Guard ==== | ||
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| + | Configuration on the Root switch to protect hijacking the Root role. Configured on the ports. | ||
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| + | ==== MSTP ==== | ||
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| + | Instead of sending BPDU for each VLAN, MSTP aggregates VLANs into the instances and send a single BPDU for that group. | ||
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| + | On Arista, by default MST instance 0 is created and all VLANs belong to that instance. | ||
networking/stp.1764777262.txt.gz · Last modified: by v1ctor