icnd2:spanning-tree
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icnd2:spanning-tree [2024/04/28 06:17] 114.119.158.167 old revision restored (2024/02/14 02:33) |
icnd2:spanning-tree [2024/04/28 21:59] (current) 114.119.145.194 old revision restored (2018/01/13 11:12) |
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| =====CONCEPT===== | =====CONCEPT===== | ||
| - | * It does this with Each Switch broadcasting a **'' | + | * It does this with Each Switch broadcasting a **'' |
| - | * Each SW will then determine a ROOT PORT, one per SW. A DESIGNATED port is then elected on each segment. There can only be one DESIGNATED port per SEGMENT/ | + | * Each SW will then determine a **'' |
| - | * Any port that is not DESIGNATED or a ROOT port, is then set to a BLOCKING state. | + | * There can only be **one DESIGNATED port per SEGMENT/ |
| - | Note that once a ROOT Bridge is elected, all other bridges will only forward HELLO BPDU's originating from the ROOT BRIDGE. The Root cost is incremented as the HELLO BPDU is received (COST=$COST+$PORT_COST). The Root Cost starts off @ 0 from the ROOT. Each subsequent Bridge tacks on it's COST TO THE ROOT BRIDGE as it is **received**. | + | * Any port that is **not** **'' |
| + | Note that once a ROOT Bridge is elected, all other bridges will only forward HELLO BPDU' | ||
icnd2/spanning-tree.txt · Last modified: 2024/04/28 21:59 by 114.119.145.194
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