ping出现dup问题

华为交换机收到mac地址漂移告警:

Dec 24 2018 16:48:22+08:00 HW5320 %%01SECE/4/UCSUPPRESSRESUME(l)
[66]:MAC address flapping finished on port. Unknown unicast packets were normally forwarded.(Interface=GigabitEthernet0/0/2)
Dec 24 2018 16:43:22+08:00 HW5320 %%01SECE/4/UCSUPPRESSRESUME(l)
[67]:MAC address flapping finished on port. Unknown unicast packets were normally forwarded.(Interface=GigabitEthernet1/0/5)
Dec 24 2018 16:41:34+08:00 HW5320 %%01SECE/4/UCSUPPRESS(l)[70]:MAC address flapping started on port. The rate of unknown unicast packets was limited to 50% of the port bandwidth.(Interface=GigabitEthernet0/0/4)
Dec 24 2018 16:40:14+08:00 HW5320 %%01SECE/4/UCSUPPRESS(l)[76]:MAC address flapping started on port. The rate of unknown unicast packets was limited to 50% of the port bandwidth.(Interface=GigabitEthernet1/0/4)
Dec 24 2018 16:34:34+08:00 HW5320 %%01SECE/4/UCSUPPRESS(l)[78]:MAC address flapping started on port. The rate of unknown unicast packets was limited to 50% of the port bandwidth.(Interface=GigabitEthernet0/0/2)
Dec 24 2018 16:30:14+08:00 HW5320 %%01SECE/4/UCSUPPRESS(l)[79]:MAC address flapping started on port. The rate of unknown unicast packets was limited to 50% of the port bandwidth.(Interface=GigabitEthernet1/0/5)

服务器ping出现dup现象,与mac地址漂移有关:

ping出现dup问题

dup:收到重复的回应包

原因:双网卡绑定的文件输入出错

注意BONDING_OPTS=”mode=6 miimon=100″

如果有mac地址漂移及环路情况下会出现dup,正常不会

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