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计算公式:
Variance值× (Successor)FD值≧ (FS)FD值
符合公式,即非等价负载均衡的条件成立
实验目的:在R1上实现非等价负载均衡
实验拓扑图如下:
将R1路由器的S0/0接口带宽修改为:1540K
R1(config-if)#bandwidth 1540 //修改接口参考带宽命令
实验配置和输出结果如下:
R1# show ip eigrp topology
P 23.0.0.0/30, 1 successors, FD is 2681856
via 13.0.0.2 (2681856/2169856), Serial0/1
via 12.0.0.2 (2686208/2169856), Serial0/0
R1# config t
R1(config)#router eigrp 100
R1(config-router)# variance 2 //设置非等价负载均衡的variance倍数为2
R1(config-router)#end
R1#show ip route
D 23.0.0.0 [90/2681856] via 13.0.0.2, 00:00:10, Serial0/1
[90/2686208] via 12.0.0.2, 00:00:10, Serial0/0
上述非等价负载均衡条件成立
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