WX3510E AC集中转发，在核心交换机上出现与网关IP冲突的问题

Nov 27 2020 15:52:45+08:00 SHRT-CS-#6-2F-1 %%01ARP/4/ARP_DUPLICATE_IPADDR(l)[0]:Received an ARP packet with a duplicate IP address from the interface. (IpAddress=10.0.64.1, InterfaceName=Vlanif164, MacAddress=1c42-7df5-4dc3) Nov 27 2020 15:52:32+08:00 SHRT-CS-#6-2F-1 %%01DEFD/4/CPCAR_DROP_LPU(l)[1]:Rate of packets to cpu exceeded the CPCAR limit on the LPU in slot 0. (Protocol=arp-miss, CIR/CBS=64/12032, ExceededPacketCount=302) Nov 27 2020 15:49:46+08:00 SHRT-CS-#6-2F-1 %%01SECE/4/PORT_ATTACK_OCCUR(l)[2]:Auto port-defend started.(SourceAttackInterface=XGigabitEthernet0/0/5, AttackProtocol=ARP-REQUEST) Nov 27 2020 15:42:55+08:00 SHRT-CS-#6-2F-1 %%01SECE/4/SPECIFY_SIP_ATTACK(l)[3]:The specified source IP address attack occurred.(Slot=MPU, SourceAttackIP=10.0.70.159, AttackProtocol=ARP, AttackPackets=340 packets per second) Nov 27 2020 15:42:55+08:00 SHRT-CS-#6-2F-1 %%01SECE/4/USER_ATTACK(l)[4]:User attack occurred.(Slot=MPU, SourceAttackInterface=XGigabitEthernet0/0/21, OuterVlan/InnerVlan=164/0, UserMacAddress=2047-dab9-1084, AttackProtocol=ARP AttackPackets=340 packets per second) Nov 27 2020 15:37:06+08:00 SHRT-CS-#6-2F-1 %%01ARP/4/ARP_DUPLICATE_IPADDR(l)[5]:Received an ARP packet with a duplicate IP address from the interface. (IpAddress=10.0.64.1, InterfaceName=Vlanif164, MacAddress=1c42-7df5-4dc3) Nov 27 2020 15:36:15+08:00 SHRT-CS-#6-2F-1 %%01SECE/4/SPECIFY_SIP_ATTACK(l)[6]:The specified source IP address attack occurred.(Slot=MPU, SourceAttackIP=10.0.70.159, AttackProtocol=ARP, AttackPackets=245 packets per second) Nov 27 2020 15:36:15+08:00 SHRT-CS-#6-2F-1 %%01SECE/4/USER_ATTACK(l)[7]:User attack occurred.(Slot=MPU, SourceAttackInterface=XGigabitEthernet0/0/21, OuterVlan/InnerVlan=164/0, UserMacAddress=2047-dab9-1084, AttackProtocol=ARP AttackPackets=245 packets per second) Nov 27 2020 15:36:11+08:00 SHRT-CS-#6-2F-1 %%01SECE/4/PORT_ATTACK_OCCUR(l)[8]:Auto port-defend started.(SourceAttackInterface=XGigabitEthernet0/0/21, AttackProtocol=ARP-REQUEST) Nov 27 2020 15:30:18+08:00 SHRT-CS-#6-2F-1 %%01ARP/4/ARP_DUPLICATE_IPADDR(l)[9]:Received an ARP packet with a duplicate IP address from the interface. (IpAddress=10.0.64.1, InterfaceName=Vlanif164, MacAddress=3479-1646-df16) Nov 27 2020 15:29:08+08:00 SHRT-CS-#6-2F-1 %%01ARP/4/ARP_DUPLICATE_IPADDR(l)[10]:Received an ARP packet with a duplicate IP address from the interface. (IpAddress=10.0.64.1, InterfaceName=Vlanif164, MacAddress=1c42-7df5-4dc3)

DHCP服务器是在核心交换机上，通过trunk接口与WX3510E AC连接，所有AP采用集中转发，现在用户连接无线时，在核心交换机上出现如上信息，VLAN164是无线WIFI的网段，IP是10.0.64.0/22，网关是在核心交换机上，IP是10.0.64.1。