%Apr  2 07:29:13:195 2000 2x_v15_2 SHELL/5/LOGIN:- 1 - VTY(192.168.254.23) in un
it1 login
<2x_v15_2>
#Apr  2 07:29:19:842 2000 2x_v15_2 L2INF/2/PORT LINK STATUS CHANGE:- 1 -
Trap 1.3.6.1.6.3.1.1.5.3: portIndex is 4227802, ifAdminStatus is 1, ifOperStatu
s is 2

%Apr  2 07:29:19:843 2000 2x_v15_2 L2INF/5/PORT LINK STATUS CHANGE:- 1 -
Ethernet1/0/23: is DOWN

#Apr  2 07:29:21:264 2000 2x_v15_2 L2INF/2/PORT LINK STATUS CHANGE:- 1 -
Trap 1.3.6.1.6.3.1.1.5.4: portIndex is 4227802, ifAdminStatus is 1, ifOperStatu
s is 1

%Apr  2 07:29:21:264 2000 2x_v15_2 L2INF/5/PORT LINK STATUS CHANGE:- 1 -
Ethernet1/0/23: is UP

好像是交换机端口闪断现象，我这也有这个现象