1:hello包都是组播哈,你不运行HSRP下行交换机又不接收处理,你整他干啥
2:端口下尝试block multicast 流量 具体要看下行交换机支不支持了,不过这前提是SW1-SW2之间必须加一条trunk链路传递心跳,你应该有的吧,不然你这设计太不合理(这是一个推荐的解决办法)
https://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst4500/12-2/31sg/configuration/guide/conf/uniflood.html3:使用VACL deny掉这个组播MAC/ip(这并不是一个推荐操作)
mac access-list extended ALLOWED-MAC-LIST
permit 200b.ac24.ca47 any
permit 200b.cc25.cb51 any
permit 0000.0c07.ac01 any
vlan access-map ALLOWED-MAC-VACL 10
match mac address ALLOWED-MAC-LIST
action forward
vlan access-map ALLOWED-MAC-VACL 20
action drop
vlan filter ALLOWED-MAC-VACL vlan-list 143