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Cisco Certified Network Associate (CCNA) · Cisco
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-root primary command only sets the priority to 24576 -The root primary command does not override a priority of 0. -because priority 0 is lower than 24576.
- [ Root Primary] configured to prefer being the root bridge, but it’s not necessarily the root bridge unless it has the lowest priority
root primary gives a priority of 8192 (4096x2) , STP priority goes in increments of 4096 due the the VLAN tag bits 2^12. from the 802.1q tag that we need in order to manage vlans. priority 0 is the best for STP.