STP HSRP和NAT结合实现网络出口的冗余和次优路径分析

拓扑：ide     R1配置：oop interface Loopback0 ip address 1.1.1.1 255.255.255.0 ! interface FastEthernet0/0 ip address 12.1.1.1 255.255.255.0 ! interface FastEthernet1/0 ip address 13.1.1.1 255.255.255.0blog

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