【万兆多模】通过光衰参数 能确定链路UP/DOWN 的原因吗？ 其他原因请具体不要一笔带过。谢谢

接入端光衰参数 

Ten-GigabitEthernet1/0/52 transceiver diagnostic information: 

 Current diagnostic parameters: Temp.(°C) Voltage(V) Bias(mA) RX power(dBm) TX power(dBm) 24 3.35 5.49 -10.07 -2.29 

 Alarm thresholds: Temp.(°C) Voltage(V) Bias(mA) RX power(dBm) TX power(dBm) High 81 3.80 16.50 1.00 1.00 Low 0 2.81 1.00 -11.90 -10.30 

 接入端口不停UP/DOWN

 %Jan 1 00:14:52:004 2013 H3C IFNET/3/PHY_UPDOWN: Physical state on the interface Vlan-interface101 changed to up. 

%Jan 1 00:14:52:017 2013 H3C IFNET/5/LINK_UPDOWN: Line protocol state on the interface Vlan-interface101 changed to up. 

%Jan 1 00:14:52:936 2013 H3C IFNET/3/PHY_UPDOWN: Physical state on the interface Ten-GigabitEthernet1/0/52 changed to down. 

%Jan 1 00:14:52:938 2013 H3C IFNET/5/LINK_UPDOWN: Line protocol state on the interface Ten-GigabitEthernet1/0/52 changed to down. 

 汇聚端光衰参数 

Ten-GigabitEthernet1/0/11 transceiver diagnostic information: Current diagnostic parameters: Temp.( Voltage(V) Bias(mA) RX power(dBm) TX power(dBm) 32 3.30 6.35 -10.90 -2.11

 Alarm thresholds: Temp.( Voltage(V) Bias(mA) RX power(dBm) TX power(dBm) High 81 3.80 16.50 1.00 1.00 Low 0 2.81 1.00 -11.90 -10.30 

汇聚端口不停UP/DOWN 

%Nov 3 16:57:00:368 2020 LaoJiFang IFNET/3/PHY_UPDOWN: Physical state on the interface Ten-GigabitEthernet1/0/11 changed to down. 

%Nov 3 16:57:00:368 2020 LaoJiFang IFNET/5/LINK_UPDOWN: Line protocol state on the interface Ten-GigabitEthernet1/0/11 changed to down. 

%Nov 3 16:57:00:386 2020 LaoJiFang STP/6/STP_DETECTED_TC: Instance 0's port Ten-GigabitEthernet1/0/11 detected a topology change. 

%Nov 3 16:57:00:456 2020 LaoJiFang IFNET/3/PHY_UPDOWN: Physical state on the interface Ten-GigabitEthernet1/0/11 changed to up. 

%Nov 3 16:57:00:456 2020 LaoJiFang IFNET/5/LINK_UPDOWN: Line protocol state on the interface Ten-GigabitEthernet1/0/11 changed to up.