HCIP-12.2 链路聚合
如拓扑图,共4组链路聚合,4为三层链路聚合,1、2、3为二层链路聚合。
链路聚合 – 1
SW1:
int Bridge-aggregation 1
link-aggregation mode dynamic # 动态模式,即LACP模式,动态协商 # MAD多活检测使用
#
int range ten1/0/49 ten1/0/50 ten2/0/49 ten2/0/50
port link-aggregation group 1
SW3:
int Bridge-aggregation 1
link-aggre mo dyna
#
int ran ten1/0/49 ten1/0/50 ten2/0/49 ten2/0/50
port link-aggre gr 1
调试命令:
dis link-aggregation summary
链路聚合 – 2
SW1:
int Bridge-aggre 2
link-aggregation mo dyna
#
int range ten1/0/51 ten2/0/52
port link-aggre gr 2
SW5:
int Bridge-aggre 2
link-aggregation mo dyna
#
int range ten1/0/51 ten1/0/52
port link-aggre gr 2
链路聚合 – 3
SW1:
int Bridge-aggre 3
link-aggregation mo dyna
#
int range ten1/0/49 ten2/0/51
port link-aggre gr 3
SW6:
int Bridge-aggre 3
link-aggregation mo dyna
#
int range ten1/0/51 ten1/0/52
port link-aggre gr 3
链路聚合 – 4(三层链路聚合)
部分数据中心,启用ospf实现三层冗余,两个接口两个网段
SW1:
int Route-Aggregation 10 # 注意是Route-Aggregation
ip add 192.168.254.2 24
#
int g1/0/2
port link-mode route
port link-aggre group 10
int g2/0/1
port link-mode route
port link-aggre gr 10
R1:
int Route-Aggre 10
ip add 192.168.254.1 24
#
# 路由器不配置dynamic模式,MAD检测组播报文,无法通过三层设备
#
int range g0/2 g0/0
port link-aggre gr 10
调试命令:
dis int br
dis ip int br
dis link-a su # display link-aggregation summary
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