插根线网络中断了

今天我在核心交换机上插了根线接我PC，然后网络就挂了，日志中的1/3/0/8接口是接我电脑的接口。看日志好像是STP收敛了，想知道具体是什么原因导致的，已经第二次出现这情况了，1/3/0/8配置了边缘端口的（ stp edged-port），

%Feb 24 16:38:35:976 2025 PS-BG-Core-S7506E(IRF) IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/3/0/8 changed to up.
%Feb 24 16:38:35:977 2025 PS-BG-Core-S7506E(IRF) IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/3/0/8 changed to up.
%Feb 24 16:38:36:447 2025 PS-BG-Core-S7506E(IRF) IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/3/0/8 changed to down.
%Feb 24 16:38:36:468 2025 PS-BG-Core-S7506E(IRF) IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/3/0/8 changed to down.
%Feb 24 16:38:39:329 2025 PS-BG-Core-S7506E(IRF) IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/3/0/8 changed to up.
%Feb 24 16:38:39:330 2025 PS-BG-Core-S7506E(IRF) IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/3/0/8 changed to up.
%Feb 24 16:38:41:055 2025 PS-BG-Core-S7506E(IRF) LLDP/6/LLDP_CREATE_NEIGHBOR: -Chassis=1-Slot=3; Nearest bridge agent neighbor created on port GigabitEthernet1/3/0/8 (IfIndex 299), neighbor's chassis ID is 5405-db37-2e7d, port ID is 5405-db37-2e7d.

%Feb 24 16:38:54:933 2025 PS-BG-Core-S7506E(IRF) IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/3/0/8 changed to down.
%Feb 24 16:38:54:950 2025 PS-BG-Core-S7506E(IRF) IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/3/0/8 changed to down.
%Feb 24 16:38:57:600 2025 PS-BG-Core-S7506E(IRF) STP/5/STP_BPDU_RECEIVE_EXPIRY: -Chassis=1-Slot=3; Instance 0's port GigabitEthernet1/3/0/12 received no BPDU within the rcvdInfoWhile interval. Information of the port aged out.
%Feb 24 16:39:05:204 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=2-Slot=2; Instance 0's port Ten-GigabitEthernet2/2/0/1 was notified a topology change.
%Feb 24 16:39:12:088 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=2-Slot=2; Instance 0's port Ten-GigabitEthernet2/2/0/1 was notified a topology change.
%Feb 24 16:39:42:547 2025 PS-BG-Core-S7506E(IRF) BFD/5/BFD_CHANGE_FSM: Sess[10.0.200.80/10.0.200.3, LD/RD:4097/129, Interface:N/A, SessType:Ctrl, LinkType:INET], Ver:1, Sta: UP->DOWN, Diag: 1
%Feb 24 16:40:08:138 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=2-Slot=2; Instance 0's port Ten-GigabitEthernet2/2/0/1 was notified a topology change.
%Feb 24 16:40:08:648 2025 PS-BG-Core-S7506E(IRF) BFD/5/BFD_CHANGE_FSM: Sess[10.0.200.80/10.0.200.3, LD/RD:4097/129, Interface:N/A, SessType:Ctrl, LinkType:INET], Ver:1, Sta: DOWN->UP, Diag: 0
%Feb 24 16:40:12:601 2025 PS-BG-Core-S7506E(IRF) STP/5/STP_BPDU_RECEIVE_EXPIRY: -Chassis=1-Slot=3; Instance 0's port GigabitEthernet1/3/0/12 received no BPDU within the rcvdInfoWhile interval. Information of the port aged out.
%Feb 24 16:40:13:110 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=2-Slot=2; Instance 0's port Ten-GigabitEthernet2/2/0/1 was notified a topology change.
%Feb 24 16:40:17:652 2025 PS-BG-Core-S7506E(IRF) LLDP/5/LLDP_NEIGHBOR_AGE_OUT: -Chassis=1-Slot=3; Nearest bridge agent neighbor aged out on port GigabitEthernet1/3/0/12 (IfIndex 303), neighbor's chassis ID is 98a9-2d9f-85b3, port ID is GigabitEthernet1/0/21.
               
%Feb 24 16:40:20:652 2025 PS-BG-Core-S7506E(IRF) LLDP/5/LLDP_NEIGHBOR_AGE_OUT: -Chassis=1-Slot=3; Nearest bridge agent neighbor aged out on port GigabitEthernet1/3/0/12 (IfIndex 303), neighbor's chassis ID is dc2c-6e53-3d9d, port ID is bridge/ether4.

%Feb 24 16:40:38:544 2025 PS-BG-Core-S7506E(IRF) SSHS/6/SSHS_LOG: Accepted password for admin from 192.168.54.38 port 63105.

%Feb 24 16:40:39:584 2025 PS-BG-Core-S7506E(IRF) SSHS/6/SSHS_CONNECT: SSH user admin (IP: 192.168.54.38) connected to the server successfully.
%Feb 24 16:40:40:129 2025 PS-BG-Core-S7506E(IRF) SHELL/5/SHELL_LOGIN: admin logged in from 192.168.54.38.
%Feb 24 16:40:44:777 2025 PS-BG-Core-S7506E(IRF) BFD/5/BFD_CHANGE_FSM: Sess[10.0.200.80/10.0.200.3, LD/RD:4097/129, Interface:N/A, SessType:Ctrl, LinkType:INET], Ver:1, Sta: UP->DOWN, Diag: 1
%Feb 24 16:40:59:602 2025 PS-BG-Core-S7506E(IRF) STP/5/STP_BPDU_RECEIVE_EXPIRY: -Chassis=1-Slot=3; Instance 0's port GigabitEthernet1/3/0/12 received no BPDU within the rcvdInfoWhile interval. Information of the port aged out.
%Feb 24 16:41:36:096 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=2-Slot=2; Instance 0's port Ten-GigabitEthernet2/2/0/1 was notified a topology change.
%Feb 24 16:41:36:804 2025 PS-BG-Core-S7506E(IRF) BFD/5/BFD_CHANGE_FSM: Sess[10.0.200.80/10.0.200.3, LD/RD:4097/129, Interface:N/A, SessType:Ctrl, LinkType:INET], Ver:1, Sta: DOWN->UP, Diag: 0
%Feb 24 16:41:38:601 2025 PS-BG-Core-S7506E(IRF) STP/5/STP_BPDU_RECEIVE_EXPIRY: -Chassis=1-Slot=3; Instance 0's port GigabitEthernet1/3/0/12 received no BPDU within the rcvdInfoWhile interval. Information of the port aged out.
%Feb 24 16:41:40:548 2025 PS-BG-Core-S7506E(IRF) SSHS/6/SSHS_DISCONNECT: SSH user admin (IP: 192.168.54.38) disconnected from the server.
%Feb 24 16:41:41:481 2025 PS-BG-Core-S7506E(IRF) SHELL/5/SHELL_LOGOUT: admin logged out from 192.168.54.38.
%Feb 24 16:41:42:652 2025 PS-BG-Core-S7506E(IRF) LLDP/5/LLDP_NEIGHBOR_AGE_OUT: -Chassis=1-Slot=3; Nearest bridge agent neighbor aged out on port GigabitEthernet1/3/0/12 (IfIndex 303), neighbor's chassis ID is 02a6-cd28-a419, port ID is bridge/eoip-tunnel1.

%Feb 24 16:41:48:837 2025 PS-BG-Core-S7506E(IRF) BFD/5/BFD_CHANGE_FSM: Sess[10.0.200.80/10.0.200.3, LD/RD:4097/129, Interface:N/A, SessType:Ctrl, LinkType:INET], Ver:1, Sta: UP->DOWN, Diag: 1
%Feb 24 16:42:15:908 2025 PS-BG-Core-S7506E(IRF) BFD/5/BFD_CHANGE_FSM: Sess[10.0.200.80/10.0.200.3, LD/RD:4097/129, Interface:N/A, SessType:Ctrl, LinkType:INET], Ver:1, Sta: DOWN->UP, Diag: 0
%Feb 24 16:42:19:602 2025 PS-BG-Core-S7506E(IRF) STP/5/STP_BPDU_RECEIVE_EXPIRY: -Chassis=1-Slot=3; Instance 0's port GigabitEthernet1/3/0/12 received no BPDU within the rcvdInfoWhile interval. Information of the port aged out.
%Feb 24 16:42:25:068 2025 PS-BG-Core-S7506E(IRF) SSHS/6/SSHS_LOG: Accepted password for admin from 192.168.54.38 port 52202.

%Feb 24 16:42:26:110 2025 PS-BG-Core-S7506E(IRF) SSHS/6/SSHS_CONNECT: SSH user admin (IP: 192.168.54.38) connected to the server successfully.
%Feb 24 16:42:26:645 2025 PS-BG-Core-S7506E(IRF) SHELL/5/SHELL_LOGIN: admin logged in from 192.168.54.38.
%Feb 24 16:42:36:035 2025 PS-BG-Core-S7506E(IRF) SHELL/5/SHELL_LOGIN: admin logged in from 196.169.6.209.
%Feb 24 16:42:36:157 2025 PS-BG-Core-S7506E(IRF) SHELL/6/SHELL_CMD: -Line=vty0-IPAddr=192.168.54.38-User=admin; Command is dis logbuffer
%Feb 24 16:42:37:133 2025 PS-BG-Core-S7506E(IRF) SHELL/6/SHELL_CMD: -Line=vty1-IPAddr=196.169.6.209-User=admin; Command is display version
%Feb 24 16:42:38:293 2025 PS-BG-Core-S7506E(IRF) SHELL/5/SHELL_LOGOUT: admin logged out from 196.169.6.209.
%Feb 24 16:42:38:833 2025 PS-BG-Core-S7506E(IRF) SHELL/6/SHELL_CMD: -Line=vty0-IPAddr=192.168.54.38-User=admin; Command is dis logbuffer
%Feb 24 16:42:53:943 2025 PS-BG-Core-S7506E(IRF) BFD/5/BFD_CHANGE_FSM: Sess[10.0.200.80/10.0.200.3, LD/RD:4097/129, Interface:N/A, SessType:Ctrl, LinkType:INET], Ver:1, Sta: UP->DOWN, Diag: 1
%Feb 24 16:43:08:602 2025 PS-BG-Core-S7506E(IRF) STP/5/STP_BPDU_RECEIVE_EXPIRY: -Chassis=1-Slot=3; Instance 0's port GigabitEthernet1/3/0/12 received no BPDU within the rcvdInfoWhile interval. Information of the port aged out.
%Feb 24 16:43:20:658 2025 PS-BG-Core-S7506E(IRF) SHELL/6/SHELL_CMD: -Line=vty0-IPAddr=192.168.54.38-User=admin; Command is dis logbuffer
%Feb 24 16:43:20:767 2025 PS-BG-Core-S7506E(IRF) BFD/5/BFD_CHANGE_FSM: Sess[10.0.200.80/10.0.200.3, LD/RD:4097/129, Interface:N/A, SessType:Ctrl, LinkType:INET], Ver:1, Sta: DOWN->INIT, Diag: 0
%Feb 24 16:43:20:771 2025 PS-BG-Core-S7506E(IRF) BFD/5/BFD_CHANGE_FSM: Sess[10.0.200.80/10.0.200.3, LD/RD:4097/129, Interface:N/A, SessType:Ctrl, LinkType:INET], Ver:1, Sta: INIT->UP, Diag: 0
%Feb 24 16:43:22:436 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=1-Slot=2; Instance 0's port Ten-GigabitEthernet1/2/0/3 was notified a topology change.
%Feb 24 16:43:27:075 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=2-Slot=2; Instance 0's port Ten-GigabitEthernet2/2/0/1 was notified a topology change.
%Feb 24 16:43:41:818 2025 PS-BG-Core-S7506E(IRF) LLDP/6/LLDP_CREATE_NEIGHBOR: -Chassis=1-Slot=3; Nearest bridge agent neighbor created on port GigabitEthernet1/3/0/12 (IfIndex 303), neighbor's chassis ID is 02a6-cd28-a419, port ID is bridge/eoip-tunnel1.

%Feb 24 16:43:41:931 2025 PS-BG-Core-S7506E(IRF) SHELL/6/SHELL_CMD: -Line=vty0-IPAddr=192.168.54.38-User=admin; Command is dis logbuffer  | in DOWN
%Feb 24 16:43:45:197 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=2-Slot=2; Instance 0's port Ten-GigabitEthernet2/2/0/3 was notified a topology change.
%Feb 24 16:43:47:181 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=2-Slot=2; Instance 0's port Ten-GigabitEthernet2/2/0/3 was notified a topology change.
%Feb 24 16:43:49:083 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=2-Slot=2; Instance 0's port Ten-GigabitEthernet2/2/0/1 was notified a topology change.
%Feb 24 16:43:51:601 2025 PS-BG-Core-S7506E(IRF) STP/5/STP_BPDU_RECEIVE_EXPIRY: -Chassis=1-Slot=3; Instance 0's port GigabitEthernet1/3/0/12 received no BPDU within the rcvdInfoWhile interval. Information of the port aged out.
%Feb 24 16:44:20:484 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=1-Slot=2; Instance 0's port Ten-GigabitEthernet1/2/0/3 was notified a topology change.
%Feb 24 16:44:25:291 2025 PS-BG-Core-S7506E(IRF) SHELL/6/SHELL_CMD: -Line=vty0-IPAddr=192.168.54.38-User=admin; Command is ping 192.168.61.1
%Feb 24 16:44:26:530 2025 PS-BG-Core-S7506E(IRF) PING/6/PING_STATISTICS: Ping statistics for 192.168.61.1: 1 packet(s) transmitted, 0 packet(s) received, 100.0% packet loss.
%Feb 24 16:44:32:826 2025 PS-BG-Core-S7506E(IRF) SHELL/5/SHELL_LOGIN: admin logged in from 196.169.6.209.
%Feb 24 16:44:33:923 2025 PS-BG-Core-S7506E(IRF) SHELL/6/SHELL_CMD: -Line=vty1-IPAddr=196.169.6.209-User=admin; Command is display version
%Feb 24 16:44:34:020 2025 PS-BG-Core-S7506E(IRF) SHELL/6/SHELL_CMD: -Line=vty1-IPAddr=196.169.6.209-User=admin; Command is quit
%Feb 24 16:44:34:023 2025 PS-BG-Core-S7506E(IRF) SHELL/5/SHELL_LOGOUT: admin logged out from 196.169.6.209.
%Feb 24 16:45:22:160 2025 PS-BG-Core-S7506E(IRF) SHELL/6/SHELL_CMD: -Line=vty0-IPAddr=192.168.54.38-User=admin; Command is sy
%Feb 24 16:45:24:219 2025 PS-BG-Core-S7506E(IRF) SHELL/4/SHELL_CMD_MATCHFAIL: -User=admin-IPAddr=192.168.54.38; Command di sint brief in view system failed to be matched.
%Feb 24 16:45:25:867 2025 PS-BG-Core-S7506E(IRF) SHELL/6/SHELL_CMD: -Line=vty0-IPAddr=192.168.54.38-User=admin; Command is dis int brief
%Feb 24 16:45:38:282 2025 PS-BG-Core-S7506E(IRF) SHELL/6/SHELL_CMD: -Line=vty0-IPAddr=192.168.54.38-User=admin; Command is int gi 1/3/0/8
%Feb 24 16:45:40:285 2025 PS-BG-Core-S7506E(IRF) SHELL/6/SHELL_CMD: -Line=vty0-IPAddr=192.168.54.38-User=admin; Command is dis this
%Feb 24 16:45:42:652 2025 PS-BG-Core-S7506E(IRF) LLDP/5/LLDP_NEIGHBOR_AGE_OUT: -Chassis=1-Slot=3; Nearest bridge agent neighbor aged out on port GigabitEthernet1/3/0/12 (IfIndex 303), neighbor's chassis ID is 02a6-cd28-a419, port ID is bridge/eoip-tunnel1.

%Feb 24 16:45:43:181 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=2-Slot=2; Instance 0's port Ten-GigabitEthernet2/2/0/3 was notified a topology change.
%Feb 24 16:45:46:158 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=2-Slot=2; Instance 0's port Ten-GigabitEthernet2/2/0/1 was notified a topology change.
%Feb 24 16:45:46:376 2025 PS-BG-Core-S7506E(IRF) SHELL/6/SHELL_CMD: -Line=vty0-IPAddr=192.168.54.38-User=admin; Command is port access vlan 65
%Feb 24 16:45:49:090 2025 PS-BG-Core-S7506E(IRF) SHELL/6/SHELL_CMD: -Line=vty0-IPAddr=192.168.54.38-User=admin; Command is dis int brief
%Feb 24 16:46:08:164 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=2-Slot=2; Instance 0's port Ten-GigabitEthernet2/2/0/1 was notified a topology change.
%Feb 24 16:46:21:828 2025 PS-BG-Core-S7506E(IRF) BFD/5/BFD_CHANGE_FSM: Sess[10.0.200.80/10.0.200.3, LD/RD:4097/129, Interface:N/A, SessType:Ctrl, LinkType:INET], Ver:1, Sta: UP->DOWN, Diag: 1
%Feb 24 16:46:36:602 2025 PS-BG-Core-S7506E(IRF) STP/5/STP_BPDU_RECEIVE_EXPIRY: -Chassis=1-Slot=3; Instance 0's port GigabitEthernet1/3/0/12 received no BPDU within the rcvdInfoWhile interval. Information of the port aged out.
%Feb 24 16:46:57:602 2025 PS-BG-Core-S7506E(IRF) STP/5/STP_BPDU_RECEIVE_EXPIRY: -Chassis=1-Slot=3; Instance 0's port GigabitEthernet1/3/0/12 received no BPDU within the rcvdInfoWhile interval. Information of the port aged out.
%Feb 24 16:47:09:098 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=2-Slot=2; Instance 0's port Ten-GigabitEthernet2/2/0/1 was notified a topology change.
%Feb 24 16:47:09:899 2025 PS-BG-Core-S7506E(IRF) BFD/5/BFD_CHANGE_FSM: Sess[10.0.200.80/10.0.200.3, LD/RD:4097/129, Interface:N/A, SessType:Ctrl, LinkType:INET], Ver:1, Sta: DOWN->UP, Diag: 0
%Feb 24 16:47:10:079 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=2-Slot=2; Instance 0's port Ten-GigabitEthernet2/2/0/1 was notified a topology change.
%Feb 24 16:47:14:685 2025 PS-BG-Core-S7506E(IRF) SSHS/6/SSHS_DISCONNECT: SSH user admin (IP: 192.168.54.38) disconnected from the server.
%Feb 24 16:47:15:566 2025 PS-BG-Core-S7506E(IRF) SHELL/5/SHELL_LOGOUT: admin logged out from 192.168.54.38.
%Feb 24 16:47:29:130 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=2-Slot=2; Instance 0's port Ten-GigabitEthernet2/2/0/1 was notified a topology change.
%Feb 24 16:47:32:604 2025 PS-BG-Core-S7506E(IRF) STP/5/STP_BPDU_RECEIVE_EXPIRY: -Chassis=1-Slot=3; Instance 0's port GigabitEthernet1/3/0/12 received no BPDU within the rcvdInfoWhile interval. Information of the port aged out.
%Feb 24 16:47:49:537 2025 PS-BG-Core-S7506E(IRF) SHELL/5/SHELL_LOGIN: admin logged in from 196.169.6.209.
%Feb 24 16:47:49:626 2025 PS-BG-Core-S7506E(IRF) SHELL/6/SHELL_CMD: -Line=vty0-IPAddr=196.169.6.209-User=admin; Command is display version
%Feb 24 16:47:50:328 2025 PS-BG-Core-S7506E(IRF) SHELL/5/SHELL_LOGIN: admin logged in from 196.169.6.209.
%Feb 24 16:47:50:830 2025 PS-BG-Core-S7506E(IRF) SHELL/5/SHELL_LOGOUT: admin logged out from 196.169.6.209.
%Feb 24 16:47:51:469 2025 PS-BG-Core-S7506E(IRF) SHELL/6/SHELL_CMD: -Line=vty1-IPAddr=196.169.6.209-User=admin; Command is display version
%Feb 24 16:47:51:570 2025 PS-BG-Core-S7506E(IRF) SHELL/6/SHELL_CMD: -Line=vty1-IPAddr=196.169.6.209-User=admin; Command is quit
%Feb 24 16:47:51:573 2025 PS-BG-Core-S7506E(IRF) SHELL/5/SHELL_LOGOUT: admin logged out from 196.169.6.209.
%Feb 24 16:47:58:909 2025 PS-BG-Core-S7506E(IRF) BFD/5/BFD_CHANGE_FSM: Sess[10.0.200.80/10.0.200.3, LD/RD:4097/129, Interface:N/A, SessType:Ctrl, LinkType:INET], Ver:1, Sta: UP->DOWN, Diag: 1
%Feb 24 16:48:22:119 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=2-Slot=2; Instance 0's port Ten-GigabitEthernet2/2/0/1 was notified a topology change.
%Feb 24 16:48:25:743 2025 PS-BG-Core-S7506E(IRF) BFD/5/BFD_CHANGE_FSM: Sess[10.0.200.80/10.0.200.3, LD/RD:4097/129, Interface:N/A, SessType:Ctrl, LinkType:INET], Ver:1, Sta: DOWN->INIT, Diag: 0
%Feb 24 16:48:25:766 2025 PS-BG-Core-S7506E(IRF) BFD/5/BFD_CHANGE_FSM: Sess[10.0.200.80/10.0.200.3, LD/RD:4097/129, Interface:N/A, SessType:Ctrl, LinkType:INET], Ver:1, Sta: INIT->UP, Diag: 0
%Feb 24 16:48:27:602 2025 PS-BG-Core-S7506E(IRF) STP/5/STP_BPDU_RECEIVE_EXPIRY: -Chassis=1-Slot=3; Instance 0's port GigabitEthernet1/3/0/12 received no BPDU within the rcvdInfoWhile interval. Information of the port aged out.
%Feb 24 16:48:41:830 2025 PS-BG-Core-S7506E(IRF) LLDP/6/LLDP_CREATE_NEIGHBOR: -Chassis=1-Slot=3; Nearest bridge agent neighbor created on port GigabitEthernet1/3/0/12 (IfIndex 303), neighbor's chassis ID is 02a6-cd28-a419, port ID is bridge/eoip-tunnel1.

%Feb 24 16:48:43:829 2025 PS-BG-Core-S7506E(IRF) BFD/5/BFD_CHANGE_FSM: Sess[10.0.200.80/10.0.200.3, LD/RD:4097/129, Interface:N/A, SessType:Ctrl, LinkType:INET], Ver:1, Sta: UP->DOWN, Diag: 1
%Feb 24 16:48:45:660 2025 PS-BG-Core-S7506E(IRF) LLDP/6/LLDP_CREATE_NEIGHBOR: -Chassis=1-Slot=3; Nearest bridge agent neighbor created on port GigabitEthernet1/3/0/12 (IfIndex 303), neighbor's chassis ID is 98a9-2d9f-85b3, port ID is GigabitEthernet1/0/21.

%Feb 24 16:49:10:185 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=2-Slot=2; Instance 0's port Ten-GigabitEthernet2/2/0/1 was notified a topology change.
%Feb 24 16:49:10:908 2025 PS-BG-Core-S7506E(IRF) BFD/5/BFD_CHANGE_FSM: Sess[10.0.200.80/10.0.200.3, LD/RD:4097/129, Interface:N/A, SessType:Ctrl, LinkType:INET], Ver:1, Sta: DOWN->UP, Diag: 0
%Feb 24 16:49:19:998 2025 PS-BG-Core-S7506E(IRF) LLDP/6/LLDP_CREATE_NEIGHBOR: -Chassis=1-Slot=3; Nearest bridge agent neighbor created on port GigabitEthernet1/3/0/12 (IfIndex 303), neighbor's chassis ID is dc2c-6e53-3d9d, port ID is bridge/ether4.

%Feb 24 16:49:23:173 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=2-Slot=2; Instance 0's port Ten-GigabitEthernet2/2/0/1 was notified a topology change.
%Feb 24 16:49:29:153 2025 PS-BG-Core-S7506E(IRF) STP/6/STP_NOTIFIED_TC: -Chassis=2-Slot=2; Instance 0's port Ten-GigabitEthernet2/2/0/1 was notified a topology change.