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S6520X-26MC-UPWR-SI 接口up down

2024-03-14提问

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zhiliao_fkBy0p 二段

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问题描述：

设备的上联口（1/1/2）频繁up/down，可能的原因？

%Mar 14 14:52:49:546 2024 ASCNSHXAZT-AS-S6520X-29F-POE-03 IFNET/5/LINK_UPDOWN: Line protocol state on the interface Vlan-interface1 changed to down.

%Mar 14 14:52:49:771 2024 ASCNSHXAZT-AS-S6520X-29F-POE-03 IFNET/3/PHY_UPDOWN: Physical state on the interface Ten-GigabitEthernet1/1/2 changed to up.

%Mar 14 14:52:49:795 2024 ASCNSHXAZT-AS-S6520X-29F-POE-03 IFNET/5/LINK_UPDOWN: Line protocol state on the interface Ten-GigabitEthernet1/1/2 changed to up.

%Mar 14 14:52:49:795 2024 ASCNSHXAZT-AS-S6520X-29F-POE-03 IFNET/3/PHY_UPDOWN: Physical state on the interface Vlan-interface1 changed to up.

%Mar 14 14:52:49:796 2024 ASCNSHXAZT-AS-S6520X-29F-POE-03 IFNET/5/LINK_UPDOWN: Line protocol state on the interface Vlan-interface1 changed to up.

%Mar 14 14:52:49:906 2024 ASCNSHXAZT-AS-S6520X-29F-POE-03 STP/5/STP_NOT_ROOT: The current switch is no longer the root of Instance 0.

%Mar 14 14:52:49:907 2024 ASCNSHXAZT-AS-S6520X-29F-POE-03 STP/6/STP_FORWARDING: Instance 0's port Ten-GigabitEthernet1/1/2 has been set to forwarding state.

%Mar 14 14:52:49:907 2024 ASCNSHXAZT-AS-S6520X-29F-POE-03 STP/6/STP_DETECTED_TC: Instance 0's port Ten-GigabitEthernet1/1/2 detected a topology change.

%Mar 14 14:52:49:913 2024 ASCNSHXAZT-AS-S6520X-29F-POE-03 STP/6/STP_NOTIFIED_TC: Instance 0's port Ten-GigabitEthernet1/1/2 was notified a topology change.

%Mar 14 14:52:49:989 2024 ASCNSHXAZT-AS-S6520X-29F-POE-03 STP/6/STP_NOTIFIED_TC: Instance 0's port Ten-GigabitEthernet1/1/2 was notified a topology change.

%Mar 14 14:52:50:982 2024 ASCNSHXAZT-AS-S6520X-29F-POE-03 IFNET/3/PHY_UPDOWN: Physical state on the interface Ten-GigabitEthernet1/1/2 changed to down.

%Mar 14 14:52:50:983 2024 ASCNSHXAZT-AS-S6520X-29F-POE-03 IFNET/5/LINK_UPDOWN: Line protocol state on the interface Ten-GigabitEthernet1/1/2 changed to down.

%Mar 14 14:52:50:984 2024 ASCNSHXAZT-AS-S6520X-29F-POE-03 IFNET/3/PHY_UPDOWN: Physical state on the interface Vlan-interface1 changed to down.

%Mar 14 14:52:50:984 2024 ASCNSHXAZT-AS-S6520X-29F-POE-03 IFNET/5/LINK_UPDOWN: Line protocol state on the interface Vlan-interface1 changed to down.

%Mar 14 14:52:51:208 2024 ASCNSHXAZT-AS-S6520X-29F-POE-03 IFNET/3/PHY_UPDOWN: Physical state on the interface Ten-GigabitEthernet1/1/2 changed to up.

%Mar 14 14:52:51:222 2024 ASCNSHXAZT-AS-S6520X-29F-POE-03 IFNET/5/LINK_UPDOWN: Line protocol state on the interface Ten-GigabitEthernet1/1/2 changed to up.

%Mar 14 14:52:51:224 2024 ASCNSHXAZT-AS-S6520X-29F-POE-03 IFNET/3/PHY_UPDOWN: Physical state on the interface Vlan-interface1 changed to up.

%Mar 14 14:52:51:224 2024 ASCNSHXAZT-AS-S6520X-29F-POE-03 IFNET/5/LINK_UPDOWN: Line protocol state on the interface Vlan-interface1 changed to up.

%Mar 14 14:52:51:246 2024 ASCNSHXAZT-AS-S6520X-29F-POE-03 STP/5/STP_NOT_ROOT: The current switch is no longer the root of Instance 0.