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Daily Archives: February 8, 2013

Network Topology Discovery using Spanning Tree Information

TopologyBy Thomas TrenzFebruary 8, 2013Leave a comment

JDisc Discovery has greatly improved its layer 2 topology detection by using the port forwarding database. A switch maintains a table of mac addresses that are connected to each port. When looking at all switches, we can detect the switch topology. However, in some situations, the mac forwarding information is not complete. Switches drop mac…

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