Why event log shows my switch becomes STP new root?

Zyxel_Melen
Zyxel_Melen Posts: 2,416  Zyxel Employee
Zyxel Certified Network Engineer Level 1 - Switch Zyxel Certified Network Administrator - Switch Zyxel Certified Network Administrator - Nebula Zyxel Certified Sales Associate

This could be because this switch and its uplink switch/device disconnected or something caused it not to receive the BPDU packet from the uplink switch/device. Please check the connection between them.