I've replaced the sfp's and fiber in both sides of the switch hoping to clear the issue, about the Vlan both runk ports are in Vlan 1 with limited number of users. port: 51, state: unidirectional (outbound fault), port_blocked: false « hide neighbor_id F89E281D68C9 neighbor_port 52 the reference showing in the event log during the outage is the source switch port in the same switch, ring any bells ?
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