问题描述
版本信息 S7700 V200R007C00SPC500 组网概述 FW1和FW2为友商防火墙,配置了VRRP双机热备,FW1为VRRP的主,FW2为VRRP备,VRRP虚拟地址为192.168.0.254;主备防火墙分别与华为S7706交换机相连
组网拓扑图 配置信息 S7700: arp learning strict # interface GigabitEthernet0/0/2 port link-type access port default vlan 2 # interface GigabitEthernet0/0/3 port link-type access port default vlan 2 # interface vlanif 2 ip address 192.168.0.3 24 故障现象 当shutdown FW1的GE0/0/2,主备发切换,S7700 ping 192.168.0.254能通;使FW2的GE0/0/2 up后,主设备发生抢占,S7700上ping 192.168.0.254不通
处理过程
1. 查看arp表项,arp从接备防火墙的接口上学习到 <Huawei>display arp IP ADDRESS MAC ADDRESS EXPIRE(M) TYPE INTERFACE VPN-INSTANCE VLAN ------------------------------------------------------------------------------ 192.168.0.3 4c1f-ccfc-7019 I - Vlanif1 192.168.0.254 0000-5e00-0101 20 D-0 GE0/0/2 1 ------------------------------------------------------------------------------ Total:2 Dynamic:1 Static:0 Interface:1 2.查看mac地址表,mac地址从主设备的接口上学习到 <Huawei>display mac-address MAC address table of slot 0: ------------------------------------------------------------------------------- MAC Address VLAN/ PEVLAN CEVLAN Port Type LSP/LSR-ID VSI/SI MAC-Tunnel ------------------------------------------------------------------------------- 0000-5e00-0101 1 - - GE0/0/3 dynamic 0/- -------------------------------------------------------------------------------
Total matching items on slot 0 displayed = 3
根因
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