Be very careful doing this in a switched network! It could potentially melt your network! But, how do you protect against this?
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0:00 - Introduction
00:50 - BPDU Filtering
04:44 - Loop Guard
06:18 - Explaining Unidirectional Links
06:56 - Network Topology Breakdown
09:18 - Discussing Loop Guard Theory
10:08 - Loop Guard Practical Demo
12:41 - Breaking the Network
14:03 - Sending a Broadcast into the Network
17:22 - Fixing the Problem with Loop Guard
21:01 - Receiving BPDUs
21:32 - Conclusion
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